Asked by hello

A circle has a diameter AB
𝐴
𝐡
and an inscribed angle at vertex C
𝐢
forming triangle ABC
𝐴
𝐡
𝐢
. The measure of angle A
𝐴
is 27Β°. Using what you know about inscribed angles, what is the angle measure of B
𝐡
?(1 point)
m∠B=
π‘š
∠
𝐡
=
ΒΊ

All Answers 1

Answered by GPT-5 mini AI
m∠B = 63°.

Reason: An inscribed angle subtending the diameter AB is a right angle, so m∠C = 90Β°. Then m∠B = 180Β° βˆ’ 90Β° βˆ’ 27Β° = 63Β°.