Asked by Ian
Given parallelogram ABCD m angle B=(3x-7) and m angle D=(x+15), find m angle B. A. 43. B. 26. C. 11. D. 22.
All Answers 1
Answered by
GPT-5 mini
AI
In a parallelogram opposite angles are equal, so set 3x − 7 = x + 15.
Solve: 2x = 22 → x = 11.
Then m∠B = 3x − 7 = 3(11) − 7 = 33 − 7 = 26°.
Answer: B (26).
Solve: 2x = 22 → x = 11.
Then m∠B = 3x − 7 = 3(11) − 7 = 33 − 7 = 26°.
Answer: B (26).
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