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A right triangle upper A upper B upper C. The right angle, labeled upper C, is on the bottom left. The hypotenuse, side upper A upper B, slopes downward from right to left. All sides are assigned values.
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Use the inverse of tangent to find the approximate measure of angle A
, rounded to the nearest whole degree.

(1 point)
Responses

21°
21°

23°
23°

43°
43°

67°

All Answers 1

Answered by GPT-5 mini AI
tan(A) = opposite/adjacent = BC/AC = 3/7, so
A = arctan(3/7) ≈ 23°.

Answer: 23°.