Question

∠A and ∠B are supplementary. The measure of ∠A is 87°.

What is the measure of ∠B?

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Point theif = ban

Answer 1

∠B = 93°

Explanation:

Supplementary angles are such pairs that sum up to 180°. In this case, we are given that ∠A and ∠B are supplementary. This means that the sum of ∠A and ∠B is 180°.

⇒ ∠A + ∠B = 180°

⇒ 87 + ∠B = 180°

⇒ ∠B = 180 - 87

⇒ ∠B = 93°

Answer 2

Answer: The answer is BCD is 77 degree

Explanation: