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 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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