Name Class Date Practice Form K 1-3 Measuring Segments Find the length of each segment. To start, find the coordinate of each endpoint. 1. 2. 3. Use the number line at the right for Exercises 4–6. If 31 and 11, then 4. GH HI GI = = =. If 45 and 61, then =. 5. GH GI HI = = Algebra 7y 3, 3y 5, and 9y 7. 6. GH = + HI = GI = + − What is the value of a. y? Find and b. GH, HI, GI. Use the number line below for Exercises 7–9. Tell whether the segments are congruent. To start, use the definition of distance. Use the coordinates of the points to write an equation for each distance. and and and 7. 8. 9. For Exercises 10–12, use the figure below. Find the value of KL. = 3x 2 and 5x 10 10. KL + LM = − 8x 5 and 6x 3 11. KL = LM = + − 4x 7 and 5x 4 12. KL = + LM = − On a number line, the coordinates of and are 3, and 5, D, E, F, G, H −9, −2, 0, respectively. Find the lengths of the two segments. Then tell whether they are congruent. and and 13. 14. and and 15. 16. Teaching Resources Prentice Hall Foundations Geometry • Copyright © by Pearson Education, Inc., or its affiliates. All Rights Reserved. 25
Name Class Date Measuring Segments 1-3 Practice Form K Find the length of each segment. To start, find the coordinate of each endpoint. 1. 2. 3. Use the number line at the right for Exercises 4–6. 4. If GH = 31 and HI = 11, then GI =. 5. If GH = 45 and GI = 61, then HI =. 6. Algebra GH = 7y + 3, HI = 3y − 5, and GI = 9y + 7. a. What is the value of y? b. Find GH, HI, and GI. Use the number line below for Exercises 7–9. Tell whether the segments are congruent. To start, use the definition of distance. Use the coordinates of the points to write an equation for each distance. 7. and 8. and 9. and For Exercises 10–12, use the figure below. Find the value of KL. 10. KL = 3x + 2 and LM = 5x − 10 11. KL = 8x − 5 and LM = 6x + 3 12. KL = 4x + 7 and LM = 5x − 4 On a number line, the coordinates of D, E, F, G, and H are −9, −2, 0, 3, and 5, respectively. Find the lengths of the two segments. Then tell whether they are congruent. 13. and 14. and 15. and 16. and Prentice Hall Foundations Geometry • Teaching Resources Copyright © by Pearson Education, Inc., or its affiliates. All Rights Reserved. 25