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If triangle ABC is isosceles, what is the value of ∠A?

A. 68°
B. 78°
C. 58°
D. 102

User JohnnyC
by
7.2k points

1 Answer

4 votes

180-78= 102

102/2= 51

180-51-51= 78

The final answer is B) 78 degrees.

User Antonio Petricca
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7.5k points