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you RROV Algebra Find the value of each variable. Express your answer in simplest radical form. 1. 2. 15 10 12 45" 17 5. 6. 18 30 15 3.

you RROV Algebra Find the value of each variable. Express your answer in simplest radical form. 1. 2. 15 10 12 45" 17 5. 6. 18 30 15 3.

Elementary Geometry For College Students, 7e
Elementary Geometry For College Students, 7e
7th Edition
ISBN:9781337614085
Author:Alexander, Daniel C.; Koeberlein, Geralyn M.
Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.
ChapterP: Preliminary Concepts
SectionP.CT: Test
Problem 1CT
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Just please complete 1-7 and 15-18
Do you know HOW? Algebra Find the value of each variable. Express your answer in simplest radical form. Does each set of numbers form a Pythagorean triple? Explain. 13. 32, 60, 68 1. 2. 14. 1,2,3 15. 2.5, 6, 6.5 16. Landscaping A landscaper uses a 13-ft wire to brace a tree. The wire is attached to a protective collar around the trunk of the tree. If the wire makes a 10 4. 60° angle with the ground, how far up the tree is the protective collar located? Round to the nearest tenth of a foot. 12 45 17 Algebra Find the value of x. Round to the nearest 5. 6. tenth. 2V3 y. 18 17. 18. 30 31 64 15 Given the following triangle side lengths, identify the triangle as acute, right, or obtuse. 19. 100 20. 12 4. 7.7,89 8. 15, 36, 39 Do you UNDERSTAND? 9. 10, 12, 16 10. A square has a 40-cm diagonal. How long is each side of the square? Round to the nearest tenth of 21. Compare and Contrast What are the similarities between the methods you use to determine whether a triangle is acute, obtuse, or right? What are a centimeter. the differences? 22. In the figure below, which angle has the greater sine Write the sine, cosine, and tangent ratios for value? The greater cosine value? Explain. LA and LB. 11. 4 12. Page 29 / 52
Transcribed Image Text:Do you know HOW? Algebra Find the value of each variable. Express your answer in simplest radical form. Does each set of numbers form a Pythagorean triple? Explain. 13. 32, 60, 68 1. 2. 14. 1,2,3 15. 2.5, 6, 6.5 16. Landscaping A landscaper uses a 13-ft wire to brace a tree. The wire is attached to a protective collar around the trunk of the tree. If the wire makes a 10 4. 60° angle with the ground, how far up the tree is the protective collar located? Round to the nearest tenth of a foot. 12 45 17 Algebra Find the value of x. Round to the nearest 5. 6. tenth. 2V3 y. 18 17. 18. 30 31 64 15 Given the following triangle side lengths, identify the triangle as acute, right, or obtuse. 19. 100 20. 12 4. 7.7,89 8. 15, 36, 39 Do you UNDERSTAND? 9. 10, 12, 16 10. A square has a 40-cm diagonal. How long is each side of the square? Round to the nearest tenth of 21. Compare and Contrast What are the similarities between the methods you use to determine whether a triangle is acute, obtuse, or right? What are a centimeter. the differences? 22. In the figure below, which angle has the greater sine Write the sine, cosine, and tangent ratios for value? The greater cosine value? Explain. LA and LB. 11. 4 12. Page 29 / 52
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