mi5ch8ashatori mi5ch8ashatori
  • 07-04-2017
  • Mathematics
contestada

Let ∠X and ∠Y be complementary. If sin(X) = 3/5
and cos(X) = 4/5. then what is the value of sin(Y)?
A)3/5
B)4/5
C)5/4
D)5/3

Respuesta :

malcolmfernandes10
malcolmfernandes10 malcolmfernandes10
  • 07-04-2017
Since they are complementary 
 x + y = 90

Sin(o) = Cos (90-0) 

Therefore, Cos x = Sin y = 4/5 [ Because x and y are complementary] 



Answer Link
joshietheboy4 joshietheboy4
  • 04-06-2019

Answer:

answer is B.

Step-by-step explanation:

Answer Link

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