faleeee faleeee
  • 21-11-2020
  • Mathematics
contestada

In right triangle ABC with right angle B, the sin 48° is equal to the cosine of what angle measure?

Answers:

48°

42°

90°

52°

Respuesta :

HermanSlader
HermanSlader HermanSlader
  • 21-11-2020

Answer:

42

Step-by-step explanation:

from the trigonometric identity

[tex]sin \beta =cos(90 -\beta )[/tex]

if [tex]\beta[/tex]=48 hence

[tex]90-48=42[/tex]

hence

[tex]sin48=cos42[/tex]

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