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The vertex angle of an isosceles triangle measure 40.whats the measure of the base angle?

User Zak Linder
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2 Answers

2 votes

Answer:

b. 70°

Explanation:

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User Aniyah
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I don't know if my answer is completely correct, but I think it's 100. All triangles add up to 180, and an isosceles triangle has 2 equal sides. 40 would be the 2 sides, and 180 subtracted from 80 equals 100.
User Maddob
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