12. Use the CAST Rule and Special Angle Triangles to find the exact value of: a) tan 315° b) sin 240° c) tan (-120°)
12. Use the CAST Rule and Special Angle Triangles to find the exact value of: a) tan 315° b) sin 240° c) tan (-120°)
Trigonometry (MindTap Course List)
10th Edition
ISBN:9781337278461
Author:Ron Larson
Publisher:Ron Larson
Chapter1: Trigonometry
Section1.3: Right Triangle Trigonometry
Problem 3ECP: Use the equilateral triangle shown in Figure 1.21 to find the values of tan60 and tan30.
Question
PLS HELP ASAP ON ALL ASKED QUESTIONS PLS I BEG
Transcribed Image Text:12. Use the CAST Rule and Special Angle Triangles to find the exact value of:
a) tan 315°
b) sin 240°
c) tan (-120°)
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