Title GEOMETRY 2.9 MB 100
```                            Geometry: Concepts and Applications
Contents in Brief
Chapter 1: Reasoning in Geometry
Problem-Solving Workshop
Lesson 1-1: Patterns and Inductive Reasoning
Investigation: To Grandmother's House We Go!
Lesson 1-2: Points, Lines, and Planes
Quiz 1: Lessons 1-1 and 1-2
Lesson 1-3: Postulates
Lesson 1-4: Conditional Statements and Their Converses
Quiz 2: Lessons 1-3 and 1-4
Lesson 1-5: Tools of the Trade
Lesson 1-6: A Plan for Problem Solving
Chapter 1 Study Guide and Assessment
Chapter 1 Test
Chapter 1 Preparing for Standardized Tests
Chapter 2: Segment Measure and Coordinate Graphing
Problem-Solving Workshop
Lesson 2-1: Real Numbers and Number Lines
Lesson 2-2: Segments and Properties of Real Numbers
Quiz 1: Lessons 2-1 and 2-2
Lesson 2-3: Congruent Segments
Lesson 2-4: The Coordinate Plane
Quiz 2: Lessons 2-3 and 2-4
Investigation: "V" Is for Vector
Lesson 2-5: Midpoints
Chapter 2 Study Guide and Assessment
Chapter 2 Test
Chapter 2 Preparing for Standardized Tests
Chapter 3: Angles
Problem-Solving Workshop
Lesson 3-1: Angles
Lesson 3-2: Angle Measure
Investigation: Those Magical Midpoints
Lesson 3-3: The Angle Addition Postulate
Lesson 3-4: Adjacent Angles and Linear Pairs of Angles
Quiz 1: Lessons 3-1 through 3-4
Lesson 3-5: Complementary and Supplementary Angles
Lesson 3-6: Congruent Angles
Quiz 2: Lessons 3-5 and 3-6
Lesson 3-7: Perpendicular Lines
Chapter 3 Study Guide and Assessment
Chapter 3 Test
Chapter 3 Preparing for Standardized Tests
Chapter 4: Parallels
Problem-Solving Workshop
Lesson 4-1: Parallel Lines and Planes
Lesson 4-2: Parallel Lines and Transversals
Investigation: When Does a Circle Become a Line?
Lesson 4-3: Transversals and Corresponding Angles
Quiz 1: Lessons 4-1 through 4-3
Lesson 4-4: Proving Lines Parallel
Lesson 4-5: Slope
Quiz 2: Lessons 4-4 and 4-5
Lesson 4-6: Equations of Lines
Chapter 4 Study Guide and Assessment
Chapter 4 Test
Chapter 4 Preparing for Standardized Tests
Chapter 5: Triangles and Congruence
Problem-Solving Workshop
Lesson 5-1: Classifying Triangles
Lesson 5-2: Angles of a Triangle
Lesson 5-3: Geometry in Motion
Quiz 1: Lessons 5-1 through 5-3
Lesson 5-4: Congruent Triangles
Investigation: Take a Shortcut
Lesson 5-5: SSS and SAS
Quiz 2: Lessons 5-4 and 5-5
Lesson 5-6: ASA and AAS
Chapter 5 Study Guide and Assessment
Chapter 5 Test
Chapter 5 Preparing for Standardized Tests
Problem-Solving Workshop
Lesson 6-1: Medians
Lesson 6-2: Altitudes and Perpendicular Bisectors
Lesson 6-3: Angle Bisectors of Triangles
Quiz 1: Lessons 6-1 through 6-3
Investigation: What a Circle!
Lesson 6-4: Isosceles Triangles
Lesson 6-5: Right Triangles
Lesson 6-6: The Pythagorean Theorem
Lesson 6-7: Distance on the Coordinate Plane
Quiz 2: Lessons 6-4 through 6-7
Chapter 6 Study Guide and Assessment
Chapter 6 Test
Chapter 6 Preparing for Standardized Tests
Chapter 7: Triangle Inequalities
Problem-Solving Workshop
Lesson 7-1: Segments, Angles, and Inequalities
Lesson 7-2: Exterior Angle Theorem
Investigation: Linguine Triangles—Hold the Sauce!
Lesson 7-3: Inequalities Within a Triangle
Quiz: Lessons 7-1 through 7-3
Lesson 7-4: Triangle Inequality Theorem
Chapter 7 Study Guide and Assessment
Chapter 7 Test
Chapter 7 Preparing for Standardized Tests
Problem-Solving Workshop
Lesson 8-2: Parallelograms
Quiz 1: Lessons 8-1 and 8-2
Lesson 8-3: Tests for Parallelograms
Lesson 8-4: Rectangles, Rhombi, and Squares
Quiz 2: Lessons 8-3 and 8-4
Lesson 8-5: Trapezoids
Investigation: Go Fly a Kite!
Chapter 8 Study Guide and Assessment
Chapter 8 Test
Chapter 8 Preparing for Standardized Tests
Chapter 9: Proportions and Similarity
Problem-Solving Workshop
Lesson 9-1: Using Ratios and Proportions
Lesson 9-2: Similar Polygons
Quiz 1: Lessons 9-1 and 9-2
Lesson 9-3: Similar Triangles
Lesson 9-4: Proportional Parts and Triangles
Lesson 9-5: Triangles and Parallel Lines
Investigation: Are Golden Triangles Expensive?
Lesson 9-6: Proportional Parts and Parallel Lines
Quiz 2: Lessons 9-3 through 9-6
Lesson 9-7: Perimeters and Similarity
Chapter 9 Study Guide and Assessment
Chapter 9 Test
Chapter 9 Preparing for Standardized Tests
Chapter 10: Polygons and Area
Problem-Solving Workshop
Lesson 10-1: Naming Polygons
Lesson 10-2: Diagonals and Angle Measure
Lesson 10-3: Areas of Polygons
Quiz 1: Lessons 10-1 through 10-3
Lesson 10-4: Areas of Triangles and Trapezoids
Lesson 10-5: Areas of Regular Polygons
Lesson 10-6: Symmetry
Quiz 2: Lessons 10-4 through 10-6
Lesson 10-7: Tessellations
Chapter 10 Study Guide and Assessment
Chapter 10 Test
Chapter 10 Preparing for Standardized Tests
Chapter 11: Circles
Problem-Solving Workshop
Lesson 11-1: Parts of a Circle
Investigation: A Locus Is Not a Grasshopper!
Lesson 11-2: Arcs and Central Angles
Quiz 1: Lessons 11-1 and 11-2
Lesson 11-3: Arcs and Chords
Lesson 11-4: Inscribed Polygons
Lesson 11-5: Circumference of a Circle
Quiz 2: Lessons 11-3 through 11-5
Lesson 11-6: Area of a Circle
Chapter 11 Study Guide and Assessment
Chapter 11 Test
Chapter 11 Preparing for Standardized Tests
Chapter 12: Surface Area and Volume
Problem-Solving Workshop
Lesson 12-1: Solid Figures
Investigation: Take a Slice
Lesson 12-2: Surface Areas of Prisms and Cylinders
Lesson 12-3: Volumes of Prisms and Cylinders
Quiz 1: Lessons 12-1 through 12-3
Lesson 12-4: Surface Areas of Pyramids and Cones
Lesson 12-5: Volumes of Pyramids and Cones
Quiz 2: Lessons 12-4 and 12-5
Lesson 12-6: Spheres
Lesson 12-7: Similarity of Solid Figures
Chapter 12 Study Guide and Assessment
Chapter 12 Test
Chapter 12 Preparing for Standardized Tests
Chapter 13: Right Triangles and Trigonometry
Problem-Solving Workshop
Lesson 13-1: Simplifying Square Roots
Lesson 13-2: 45°-45°-90° Triangles
Quiz 1: Lessons 13-1 and 13-2
Lesson 13-3: 30°-60°-90° Triangles
Lesson 13-4: Tangent Ratio
Quiz 2: Lessons 13-3 and 13-4
Investigation: I Spy
Lesson 13-5: Sine and Cosine Ratios
Chapter 13 Study Guide and Assessment
Chapter 13 Test
Chapter 13 Preparing for Standardized Tests
Chapter 14: Circle Relationships
Problem-Solving Workshop
Lesson 14-1: Inscribed Angles
Lesson 14-2: Tangents to a Circle
Investigation: The Ins and Outs of Polygons
Lesson 14-3: Secant Angles
Quiz 1: Lessons 14-1 through 14-3
Lesson 14-4: Secant-Tangent Angles
Lesson 14-5: Segment Measures
Quiz 2: Lessons 14-4 and 14-5
Lesson 14-6: Equations of Circles
Chapter 14 Study Guide and Assessment
Chapter 14 Test
Chapter 14 Preparing for Standardized Tests
Chapter 15: Formalizing Proof
Problem-Solving Workshop
Lesson 15-1: Logic and Truth Tables
Lesson 15-2: Deductive Reasoning
Lesson 15-3: Paragraph Proofs
Quiz 1: Lessons 15-1 through 15-3
Lesson 15-4: Preparing for Two-Column Proofs
Lesson 15-5: Two-Column Proofs
Quiz 2: Lessons 15-4 and 15-5
Lesson 15-6: Coordinate Proofs
Investigation: Don't Touch the Poison Ivy
Chapter 15 Study Guide and Assessment
Chapter 15 Test
Chapter 15 Preparing for Standardized Tests
Chapter 16: More Coordinate Graphing and Transformations
Problem-Solving Workshop
Lesson 16-1: Solving Systems of Equations by Graphing
Lesson 16-2: Solving Systems of Equations by Using Algebra
Quiz 1: Lessons 16-1 and 16-2
Lesson 16-3: Translations
Lesson 16-4: Reflections
Lesson 16-5: Rotations
Quiz 2: Lessons 16-3 through 16-5
Lesson 16-6: Dilations
Investigation: Artists Do Math, Don't They?
Chapter 16 Study Guide and Assessment
Chapter 16 Test
Chapter 16 Preparing for Standardized Tests
Student Handbook
Skills
Algebra Review
Extra Practice
TI-92 Tutorial
Reference
Postulates and Theorems
Glossary
Photo Credits
Index
Study Guide
Chapter 1: Reasoning in Geometry
Lesson 1-1: Patterns and Inductive Reasoning
Lesson 1-2: Points, Lines, and Planes
Lesson 1-3: Postulates
Lesson 1-4: Conditional Statements and Their Converses
Lesson 1-5: Tools of the Trade
Lesson 1-6: A Plan for Problem Solving
Chapter 2: Segment Measure and Coordinate Graphing
Lesson 2-1: Real Numbers and Number Lines
Lesson 2-2: Segments and Properties of Real Numbers
Lesson 2-3: Congruent Segments
Lesson 2-4: The Coordinate Plane
Lesson 2-5: Midpoints
Chapter 3: Angles
Lesson 3-1: Angles
Lesson 3-2: Angle Measure
Lesson 3-3: The Angle Addition Postulate
Lesson 3-4: Adjacent Angles and Linear Pairs of Angles
Lesson 3-5: Complementary and Supplementary Angles
Lesson 3-6: Congruent Angles
Lesson 3-7: Perpendicular Lines
Chapter 4: Parallels
Lesson 4-1: Parallel Lines and Planes
Lesson 4-2: Parallel Lines and Transversals
Lesson 4-3: Transversals and Corresponding Angles
Lesson 4-4: Proving Lines Parallel
Lesson 4-5: Slope
Lesson 4-6: Equations of Lines
Chapter 5: Triangles and Congruence
Lesson 5-1: Classifying Triangles
Lesson 5-2: Angles of a Triangle
Lesson 5-3: Geometry in Motion
Lesson 5-4: Congruent Triangles
Lesson 5-5: SSS and SAS
Lesson 5-6: ASA and AAS
Lesson 6-1: Medians
Lesson 6-2: Altitudes and Perpendicular Bisectors
Lesson 6-3: Angle Bisectors of Triangles
Lesson 6-4: Isosceles Triangles
Lesson 6-5: Right Triangles
Lesson 6-6: The Pythagorean Theorem
Lesson 6-7: Distance on the Coordinate Plane
Chapter 7: Triangle Inequalities
Lesson 7-1: Segments, Angles, and Inequalities
Lesson 7-2: Exterior Angle Theorem
Lesson 7-3: Inequalities Within a Triangle
Lesson 7-4: Triangle Inequality Theorem
Lesson 8-2: Parallelograms
Lesson 8-3: Tests for Parallelograms
Lesson 8-4: Rectangles, Rhombi, and Squares
Lesson 8-5: Trapezoids
Chapter 9: Proportions and Similarity
Lesson 9-1: Using Ratios and Proportions
Lesson 9-2: Similar Polygons
Lesson 9-3: Similar Triangles
Lesson 9-4: Proportional Parts and Triangles
Lesson 9-5: Triangles and Parallel Lines
Lesson 9-6: Proportional Parts and Parallel Lines
Lesson 9-7: Perimeters and Similarity
Chapter 10: Polygons and Area
Lesson 10-1: Naming Polygons
Lesson 10-2: Diagonals and Angle Measure
Lesson 10-3: Areas of Polygons
Lesson 10-4: Areas of Triangles and Trapezoids
Lesson 10-5: Areas of Regular Polygons
Lesson 10-6: Symmetry
Lesson 10-7: Tessellations
Chapter 11: Circles
Lesson 11-1: Parts of a Circle
Lesson 11-2: Arcs and Central Angles
Lesson 11-3: Arcs and Chords
Lesson 11-4: Inscribed Polygons
Lesson 11-5: Circumference of a Circle
Lesson 11-6: Area of a Circle
Chapter 12: Surface Area and Volume
Lesson 12-1: Solid Figures
Lesson 12-2: Surface Areas of Prisms and Cylinders
Lesson 12-3: Volumes of Prisms and Cylinders
Lesson 12-4: Surface Areas of Pyramids and Cones
Lesson 12-5: Volumes of Pyramids and Cones
Lesson 12-6: Spheres
Lesson 12-7: Similarity of Solid Figures
Chapter 13: Right Triangles and Trigonometry
Lesson 13-1: Simplifying Square Roots
Lesson 13-2: 45°-45°-90° Triangles
Lesson 13-3: 30°-60°-90° Triangles
Lesson 13-4: Tangent Ratio
Lesson 13-5: Sine and Cosine Ratios
Chapter 14: Circle Relationships
Lesson 14-1: Inscribed Angles
Lesson 14-2: Tangents to a Circle
Lesson 14-3: Secant Angles
Lesson 14-4: Secant-Tangent Angles
Lesson 14-5: Segment Measures
Lesson 14-6: Equations of Circles
Chapter 15: Formalizing Proof
Lesson 15-1: Logic and Truth Tables
Lesson 15-2: Deductive Reasoning
Lesson 15-3: Paragraph Proofs
Lesson 15-4: Preparing for Two-Column Proofs
Lesson 15-5: Two-Column Proofs
Lesson 15-6: Coordinate Proofs
Chapter 16: More Coordinate Graphing and Transformations
Lesson 16-1: Solving Systems of Equations by Graphing
Lesson 16-2: Solving Systems of Equations by Using Algebra
Lesson 16-3: Translations
Lesson 16-4: Reflections
Lesson 16-5: Rotations
Lesson 16-6: Dilations
Practice
Chapter 1: Reasoning in Geometry
Lesson 1-1: Patterns and Inductive Reasoning
Lesson 1-2: Points, Lines, and Planes
Lesson 1-3: Postulates
Lesson 1-4: Conditional Statements and Their Converses
Lesson 1-5: Tools of the Trade
Lesson 1-6: A Plan for Problem Solving
Chapter 2: Segment Measure and Coordinate Graphing
Lesson 2-1: Real Numbers and Number Lines
Lesson 2-2: Segments and Properties of Real Numbers
Lesson 2-3: Congruent Segments
Lesson 2-4: The Coordinate Plane
Lesson 2-5: Midpoints
Chapter 3: Angles
Lesson 3-1: Angles
Lesson 3-2: Angle Measure
Lesson 3-3: The Angle Addition Postulate
Lesson 3-4: Adjacent Angles and Linear Pairs of Angles
Lesson 3-5: Complementary and Supplementary Angles
Lesson 3-6: Congruent Angles
Lesson 3-7: Perpendicular Lines
Chapter 4: Parallels
Lesson 4-1: Parallel Lines and Planes
Lesson 4-2: Parallel Lines and Transversals
Lesson 4-3: Transversals and Corresponding Angles
Lesson 4-4: Proving Lines Parallel
Lesson 4-5: Slope
Lesson 4-6: Equations of Lines
Chapter 5: Triangles and Congruence
Lesson 5-1: Classifying Triangles
Lesson 5-2: Angles of a Triangle
Lesson 5-3: Geometry in Motion
Lesson 5-4: Congruent Triangles
Lesson 5-5: SSS and SAS
Lesson 5-6: ASA and AAS
Lesson 6-1: Medians
Lesson 6-2: Altitudes and Perpendicular Bisectors
Lesson 6-3: Angle Bisectors of Triangles
Lesson 6-4: Isosceles Triangles
Lesson 6-5: Right Triangles
Lesson 6-6: The Pythagorean Theorem
Lesson 6-7: Distance on the Coordinate Plane
Chapter 7: Triangle Inequalities
Lesson 7-1: Segments, Angles, and Inequalities
Lesson 7-2: Exterior Angle Theorem
Lesson 7-3: Inequalities Within a Triangle
Lesson 7-4: Triangle Inequality Theorem
Lesson 8-2: Parallelograms
Lesson 8-3: Tests for Parallelograms
Lesson 8-4: Rectangles, Rhombi, and Squares
Lesson 8-5: Trapezoids
Chapter 9: Proportions and Similarity
Lesson 9-1: Using Ratios and Proportions
Lesson 9-2: Similar Polygons
Lesson 9-3: Similar Triangles
Lesson 9-4: Proportional Parts and Triangles
Lesson 9-5: Triangles and Parallel Lines
Lesson 9-6: Proportional Parts and Parallel Lines
Lesson 9-7: Perimeters and Similarity
Chapter 10: Polygons and Area
Lesson 10-1: Naming Polygons
Lesson 10-2: Diagonals and Angle Measure
Lesson 10-3: Areas of Polygons
Lesson 10-4: Areas of Triangles and Trapezoids
Lesson 10-5: Areas of Regular Polygons
Lesson 10-6: Symmetry
Lesson 10-7: Tessellations
Chapter 11: Circles
Lesson 11-1: Parts of a Circle
Lesson 11-2: Arcs and Central Angles
Lesson 11-3: Arcs and Chords
Lesson 11-4: Inscribed Polygons
Lesson 11-5: Circumference of a Circle
Lesson 11-6: Area of a Circle
Chapter 12: Surface Area and Volume
Lesson 12-1: Solid Figures
Lesson 12-2: Surface Areas of Prisms and Cylinders
Lesson 12-3: Volumes of Prisms and Cylinders
Lesson 12-4: Surface Areas of Pyramids and Cones
Lesson 12-5: Volumes of Pyramids and Cones
Lesson 12-6: Spheres
Lesson 12-7: Similarity of Solid Figures
Chapter 13: Right Triangles and Trigonometry
Lesson 13-1: Simplifying Square Roots
Lesson 13-2: 45°-45°-90° Triangles
Lesson 13-3: 30°-60°-90° Triangles
Lesson 13-4: Tangent Ratio
Lesson 13-5: Sine and Cosine Ratios
Chapter 14: Circle Relationships
Lesson 14-1: Inscribed Angles
Lesson 14-2: Tangents to a Circle
Lesson 14-3: Secant Angles
Lesson 14-4: Secant-Tangent Angles
Lesson 14-5: Segment Measures
Lesson 14-6: Equations of Circles
Chapter 15: Formalizing Proof
Lesson 15-1: Logic and Truth Tables
Lesson 15-2: Deductive Reasoning
Lesson 15-3: Paragraph Proofs
Lesson 15-4: Preparing for Two-Column Proofs
Lesson 15-5: Two-Column Proofs
Lesson 15-6: Coordinate Proofs
Chapter 16: More Coordinate Graphing and Transformations
Lesson 16-1: Solving Systems of Equations by Graphing
Lesson 16-2: Solving Systems of Equations by Using Algebra
Lesson 16-3: Translations
Lesson 16-4: Reflections
Lesson 16-5: Rotations
Lesson 16-6: Dilations
Enrichment
Chapter 1: Reasoning in Geometry
Lesson 1-1: Patterns and Inductive Reasoning
Lesson 1-2: Points, Lines, and Planes
Lesson 1-3: Postulates
Lesson 1-4: Conditional Statements and Their Converses
Lesson 1-5: Tools of the Trade
Lesson 1-6: A Plan for Problem Solving
Chapter 2: Segment Measure and Coordinate Graphing
Lesson 2-1: Real Numbers and Number Lines
Lesson 2-2: Segments and Properties of Real Numbers
Lesson 2-3: Congruent Segments
Lesson 2-4: The Coordinate Plane
Lesson 2-5: Midpoints
Chapter 3: Angles
Lesson 3-1: Angles
Lesson 3-2: Angle Measure
Lesson 3-3: The Angle Addition Postulate
Lesson 3-4: Adjacent Angles and Linear Pairs of Angles
Lesson 3-5: Complementary and Supplementary Angles
Lesson 3-6: Congruent Angles
Lesson 3-7: Perpendicular Lines
Chapter 4: Parallels
Lesson 4-1: Parallel Lines and Planes
Lesson 4-2: Parallel Lines and Transversals
Lesson 4-3: Transversals and Corresponding Angles
Lesson 4-4: Proving Lines Parallel
Lesson 4-5: Slope
Lesson 4-6: Equations of Lines
Chapter 5: Triangles and Congruence
Lesson 5-1: Classifying Triangles
Lesson 5-2: Angles of a Triangle
Lesson 5-3: Geometry in Motion
Lesson 5-4: Congruent Triangles
Lesson 5-5: SSS and SAS
Lesson 5-6: ASA and AAS
Lesson 6-1: Medians
Lesson 6-2: Altitudes and Perpendicular Bisectors
Lesson 6-3: Angle Bisectors of Triangles
Lesson 6-4: Isosceles Triangles
Lesson 6-5: Right Triangles
Lesson 6-6: The Pythagorean Theorem
Lesson 6-7: Distance on the Coordinate Plane
Chapter 7: Triangle Inequalities
Lesson 7-1: Segments, Angles, and Inequalities
Lesson 7-2: Exterior Angle Theorem
Lesson 7-3: Inequalities Within a Triangle
Lesson 7-4: Triangle Inequality Theorem
Lesson 8-2: Parallelograms
Lesson 8-3: Tests for Parallelograms
Lesson 8-4: Rectangles, Rhombi, and Squares
Lesson 8-5: Trapezoids
Chapter 9: Proportions and Similarity
Lesson 9-1: Using Ratios and Proportions
Lesson 9-2: Similar Polygons
Lesson 9-3: Similar Triangles
Lesson 9-4: Proportional Parts and Triangles
Lesson 9-5: Triangles and Parallel Lines
Lesson 9-6: Proportional Parts and Parallel Lines
Lesson 9-7: Perimeters and Similarity
Chapter 10: Polygons and Area
Lesson 10-1: Naming Polygons
Lesson 10-2: Diagonals and Angle Measure
Lesson 10-3: Areas of Polygons
Lesson 10-4: Areas of Triangles and Trapezoids
Lesson 10-5: Areas of Regular Polygons
Lesson 10-6: Symmetry
Lesson 10-7: Tessellations
Chapter 11: Circles
Lesson 11-1: Parts of a Circle
Lesson 11-2: Arcs and Central Angles
Lesson 11-3: Arcs and Chords
Lesson 11-4: Inscribed Polygons
Lesson 11-5: Circumference of a Circle
Lesson 11-6: Area of a Circle
Chapter 12: Surface Area and Volume
Lesson 12-1: Solid Figures
Lesson 12-2: Surface Areas of Prisms and Cylinders
Lesson 12-3: Volumes of Prisms and Cylinders
Lesson 12-4: Surface Areas of Pyramids and Cones
Lesson 12-5: Volumes of Pyramids and Cones
Lesson 12-6: Spheres
Lesson 12-7: Similarity of Solid Figures
Chapter 13: Right Triangles and Trigonometry
Lesson 13-1: Simplifying Square Roots
Lesson 13-2: 45°-45°-90° Triangles
Lesson 13-3: 30°-60°-90° Triangles
Lesson 13-4: Tangent Ratio
Lesson 13-5: Sine and Cosine Ratios
Chapter 14: Circle Relationships
Lesson 14-1: Inscribed Angles
Lesson 14-2: Tangents to a Circle
Lesson 14-3: Secant Angles
Lesson 14-4: Secant-Tangent Angles
Lesson 14-5: Segment Measures
Lesson 14-6: Equations of Circles
Chapter 15: Formalizing Proof
Lesson 15-1: Logic and Truth Tables
Lesson 15-2: Deductive Reasoning
Lesson 15-3: Paragraph Proofs
Lesson 15-4: Preparing for Two-Column Proofs
Lesson 15-5: Two-Column Proofs
Lesson 15-6: Coordinate Proofs
Chapter 16: More Coordinate Graphing and Transformations
Lesson 16-1: Solving Systems of Equations by Graphing
Lesson 16-2: Solving Systems of Equations by Using Algebra
Lesson 16-3: Translations
Lesson 16-4: Reflections
Lesson 16-5: Rotations
Lesson 16-6: Dilations
Help
Previous Document
Search - Document
Search - Full
Page Navigator
Exit
```
##### Document Text Contents
Page 1

Practice Workbook

Page 2

Glencoe/McGraw-Hill logo.FH

Printed in the United States of America. Permission is granted to reproduce the material contained
herein on the condition that such material be reproduced only for classroom use; be provided to
students, teachers, and families without charge; and be used solely in conjunction with Glencoe’s
Geometry: Concepts and Applications. Any other reproduction, for use or sale, is prohibited without
prior written permission of the publisher.

Send all inquiries to:
The McGraw-Hill Companies
8787 Orion Place
Columbus, OH 43240-4027

ISBN: 0-02-834822-2 Practice Masters

2 3 4 5 6 7 8 9 10 024 07 06 05 04 03 02 01

Page 50

C:\Artdept\Micro Publishing\book2\Eps\PM-231-C-821544.eps

Page 51

© Glencoe/McGraw-Hill 47 Geometry: Concepts and Applications

Using Ratios and Proportions

Write each ratio in simplest form.

1. �1
1

2
5
� 2. �

2
8
0
� 3. �

2
3
4

4. �
1
2
8
� 5. �2

3
4
6
� 6. �1

9
2

7. 6 meters to 60 centimeters 8. 1 foot to 1 yard

Solve each proportion.

9. �
3
x

� � �1
1

0
5
� 10. �h

4
� � �

1
7
4

11. �
1
8
4
� � �1

a
2
� 12. �

1
5
0
� � �

m
4

13. �9
b

� � �1
4

5
0
� 14. �8

v
� � �2

3
8
5

15. The ratio of sophomores to juniors in the Math Club is 2:3. If
there are 21 juniors, how many sophomores are in the club?

Practice Student Edition
Pages 350–355

9-19-1
NAME ______________________________________DATE __________PERIOD______

Page 99

C:\Artdept\Micro Publishing\book2\Eps\PM-374-C-821544.eps

Page 100

C:\Artdept\Micro Publishing\book2\Eps\PM-376-C-821544.eps