Question

In an isosceles triangle, the base angles are equal to 70°. The vertex angle is?

Answer 1

Answer:

The vertex angle is 40°

Explanation:

In an isosceles triangle, the base angles are equal. The vertex angle is 40°. What are the base angles of the triangle? (Remember, the sum of three angles of a Triangle is 180°). Hence, 70° is the base angle of an isosceles Triangle.

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