samselBersell samselBersell

15-06-2016
Mathematics

Answered

Which pair of angles has congruent values for the sin x° and the cos y°? (4 points)

Select one:

A40°; 140°
B40°; 80°
C40°; 50°
D40°; 40°

Verified Answer :

HomertheGenius HomertheGenius

28-06-2016

Congruent values for sin x° and cos y° has angles: C) 40°, 50°.
The reason is because : cos x° = sin ( 90° - x° ), or x° and y° must be complementary angles ( x° + y° = 90° ).
So: cos 40° = sin 50° and cos 50° = sin 40°.

Answer Link

ShaniahPoweska ShaniahPoweska

13-12-2021

Answer:

the answer is c

Step-by-step explanation:

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