Question

In an isosceles triangle, the vertex angle is twice either base angle.(Let the base angle be b in degrees. Remember that the sum of angles in a triangle is 180 degrees). In this question we need to form an equation according to the give sentence.

Answer 1

Answer:

2b + b + b = 180°

3b + b = 180 °

4b = 180°

your answer is 4b = 180°

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