jummydorsaintju jummydorsaintju

14-04-2018
Mathematics

contestada

Right triangle ABC is shown. Which of these is equal to cos(A)?
A) cos(B)
B) cos(C)
C) sin(B)
D) sin(C)

Right triangle ABC is shown Which of these is equal to cosA A cosB B cosC C sinB D sinC class=

Respuesta :

jelkhechen86 jelkhechen86

14-04-2018

Answer: C

cosA=AC/AB

sinB=AC/AB

hence cosA=sinB

Answer Link

amayaoliver amayaoliver

05-02-2019

Answer:

C).

Step-by-step explanation:

Since angles A and B are complementary, their cofunctions are equal. So, cos(A) = sin(B).

Answer Link

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