3.) AABC ADEF. Which ratio is equivalent to the cos(C)? D a. DE/DF b. DE/EF С. EF/DF d. EF/DE
3.) AABC ADEF. Which ratio is equivalent to the cos(C)? D a. DE/DF b. DE/EF С. EF/DF d. EF/DE
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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Transcribed Image Text:3.) AABC ADEF. Which ratio is equivalent to the
cos(C)?
Á,
D
a.
DE/DF
b. DE/EF
EF/DF
d. EF/DE
С.
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