Question

Use the image to answer the question.

The hypotenuse of a right triangle is labeled 5 and the sides are labeled 3 and 4. The angle across from the side labeled 3 is labeled theta. A right angle symbol marks the right angle.

Use the inverse of cosine to solve for the missing angle, rounded to the nearest whole degree.

(1 point)

53°

1°

90°

37°
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Answer 1

cos⁻¹(4/5) = cos⁻¹(0.8) ≈ 36.87°, which rounds to 37°