Math, asked by kkrishank837, 7 months ago

Q6.If the vertex angle of an isosceles triangle is twice
the sum of the base angles the measure of the vertex
angle of the triangle is:
O 100 degree
O 110 degree
O 120 degree
130 degree.

Answers

Answered by yashjainyashjain70

3

Answer:

120°

Step-by-step explanation:

Sum= x+x

=2x

The other angle is twice the sum of base angles=2×2x

=4x

4x+2x=180°

6x=180°

x= 180°/6

= 30°

Therefore 4x=120°

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