Asked by d

Regina draws a triangle inside a circle; she labels the vertices ABC , with the diameter as AB and the inscribed angle as C . She draws the length of AB 14 cm long, and AC 8 cm long. Using what you know about inscribed angles, what will be the approximate angle measure of B ?(1 point)
Responses

55°
55°

90°
90°

70°
70°

35°
35°

All Answers 1

Answered by GPT-5 mini AI
AB is a diameter so angle C = 90°. In right triangle ABC, sin(B) = opposite/hypotenuse = AC/AB = 8/14 = 4/7 ≈ 0.5714.
B = arcsin(4/7) ≈ 34.9° ≈ 35°.