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3 In right triangle ABC, mZA = 30° and mzB = 90°. Which of the following are true? I. sin(A)=sin(C) II. sin(A) = cos(C) III. cos(A) = cos(C) IV. cos(A)=sin(C) O A. I and II B. II and IV C. I and III ○ D. III and IV

3 In right triangle ABC, mZA = 30° and mzB = 90°. Which of the following are true? I. sin(A)=sin(C) II. sin(A) = cos(C) III. cos(A) = cos(C) IV. cos(A)=sin(C) O A. I and II B. II and IV C. I and III ○ D. III and IV

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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3 In right triangle ABC, mZA = 30° and mzB = 90°. Which of the following are true? I. sin(A)=sin(C) II. sin(A) = cos(C) III. cos(A) = cos(C) IV. cos(A)=sin(C) O A. I and II B. II and IV C. I and III ○ D. III and IV
Transcribed Image Text:3 In right triangle ABC, mZA = 30° and mzB = 90°. Which of the following are true? I. sin(A)=sin(C) II. sin(A) = cos(C) III. cos(A) = cos(C) IV. cos(A)=sin(C) O A. I and II B. II and IV C. I and III ○ D. III and IV
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