In right triangle ABC, mZA = 30° and mZB = 90°. Which of the following are true? 1. sin(A) = sin(C) II. sin(A) = cos(C) III. cos(A) = cos(C) IV. cos(A) = sin(C) OA. III and IV OB. II and IV I and II O C. OD. I and III
In right triangle ABC, mZA = 30° and mZB = 90°. Which of the following are true? 1. sin(A) = sin(C) II. sin(A) = cos(C) III. cos(A) = cos(C) IV. cos(A) = sin(C) OA. III and IV OB. II and IV I and II O C. OD. I and III
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter6: The Trigonometric Functions
Section6.2: Trigonometric Functions Of Angles
Problem 20E
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