In ΔABC, AB = AC. If ∠A is twice the sum of other two angles of the triangle, then the measure of \(\frac{1}{2}\) ∠A is:

In ΔABC, AB = AC. If ∠A is twice the sum of other two angles of the

1.	In ΔABC, AB = AC. If ∠A is twice the sum of other two angles of the triangle, then the measure of \(\frac{1}{2}\) ∠A is:
A.	60°
B.	70°
C.	30°
D.	80°
Answer» B. 70°

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In ΔABC, AB = AC. If ∠A is twice the sum of other two angles of the triangle, then the measure of \(\frac{1}{2}\) ∠A is:

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