In ABC, side BC has been produced to D. If Cone ACD = 132° and Cone A = 54°, then Cone B = ?
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Answered by
1
Answer:
∠B =132-54=78
Step-by-step explanation:
∠ACD is an eexternal angle
∠A+∠B=132
54+∠B=132
∠B =132-54=78
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Answered by
12
Answer:
B = 72°
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