Seudónimo Seudónimo
  • 14-04-2020
  • Mathematics
contestada

What value of 0 makes sin0=cos60 a true statement?

A) 30

B) 45

C) 60

D) 90

What value of 0 makes sin0cos60 a true statement A 30 B 45 C 60 D 90 class=

Respuesta :

jimrgrant1 jimrgrant1
  • 14-04-2020

Answer:

A

Step-by-step explanation:

Using the co function identity

sin x = cos(90 - x) = cos(90 - 30) = cos60° ← x = 30°, thus

sin30° = cos60°

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