luke03 luke03
  • 14-08-2019
  • Mathematics
contestada

If sin(y degrees) = cos(x degrees), which of the following statements is true?

Respuesta :

calculista
calculista calculista
  • 24-08-2019

Answer:

Angle y and Angle x are complementary angles

Step-by-step explanation:

we know that

If

sin(y°)=cos(x°)

then

Angle y and Angle x are complementary angles

so

∠y+∠x=90°

∠x=90°-∠y

sin(y°)=cos(90°-y°)

therefore

The sine of an angle is equal to the cosine  of its complementary angle

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