In a triangle ABC, given that angle A 60°, find the exact value of sin (45° - B - C).
In a triangle ABC, given that angle A 60°, find the exact value of sin (45° - B - C).
Trigonometry (MindTap Course List)
10th Edition
ISBN:9781337278461
Author:Ron Larson
Publisher:Ron Larson
Chapter3: Additional Topics In Trigonometry
Section3.1: Law Of Sines
Problem 1ECP: For the triangle shown, A=30, B=45, and a=32 centimeters. Find the remaining angle and sides.
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Transcribed Image Text:In a triangle ABC, given that angle A 60°, find the exact value of
sin (45° - B- C).
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