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AABC is a 30°-60°-90° triangle. 7. Find AB and AC. 60° 15 sin 60° 8. Verify that tan 60° = cos 60°* 30° 9. Verify that (sin 30°)² + (cos 30°)? = 1. A

AABC is a 30°-60°-90° triangle. 7. Find AB and AC. 60° 15 sin 60° 8. Verify that tan 60° = cos 60°* 30° 9. Verify that (sin 30°)² + (cos 30°)? = 1. A

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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AABC is a 30°-60°-90° triangle. 7. Find AB and AC. 60° 15 sin 60° 8. Verify that tan 60° = cos 60°* 30° 9. Verify that (sin 30°)² + (cos 30°)? = 1. A
Transcribed Image Text:AABC is a 30°-60°-90° triangle. 7. Find AB and AC. 60° 15 sin 60° 8. Verify that tan 60° = cos 60°* 30° 9. Verify that (sin 30°)² + (cos 30°)? = 1. A
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