Communication: 9(a). Explain how you could use an equilateral triangle with side length 2 units to demonstrate the EXACT values of the trigonometric functions of 30 and 60 diagram to illustrate your reasoning. [C 3 ] Include a (b). Given cos0 = 0.538, Could 0 be obtuse? Include a diagram to illustrate your

Trigonometry (11th Edition)
11th Edition
ISBN:9780134217437
Author:Margaret L. Lial, John Hornsby, David I. Schneider, Callie Daniels
Publisher:Margaret L. Lial, John Hornsby, David I. Schneider, Callie Daniels
Chapter1: Trigonometric Functions
Section: Chapter Questions
Problem 1RE: 1. Give the measures of the complement and the supplement of an angle measuring 35°.
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Communication:
9(a). Explain how you could use an equilateral triangle with side length 2 units to
demonstrate the EXACT values of the trigonometric functions of 30 and 60
diagram to illustrate your reasoning. [C 3 ]
Include a
(b). Given cos0 = 0.538, Could 0 be obtuse? Include a diagram to illustrate your
Transcribed Image Text:Communication: 9(a). Explain how you could use an equilateral triangle with side length 2 units to demonstrate the EXACT values of the trigonometric functions of 30 and 60 diagram to illustrate your reasoning. [C 3 ] Include a (b). Given cos0 = 0.538, Could 0 be obtuse? Include a diagram to illustrate your
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