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°

asked Sep 16, 2021 50.1k views

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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°

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1 vote

Answer:

Explanation:

from the trigonometric identity

$sin \beta =cos(90 -\beta )$

if
$\beta$ =48 hence

90-48=42

hence

sin48=cos42

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