if vertical of an isosceles triangle is 100^0 find measure of its base
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heya !
Verical angle means of triangle ABC is A
angle A = 100
As we know that other two angles are same in isosceles triangle
100 + x + x = 180
100 + 2x = 180
2x = 180 - 100
2x= 80
x = 80 / 2
Base = x = 40
Verical angle means of triangle ABC is A
angle A = 100
As we know that other two angles are same in isosceles triangle
100 + x + x = 180
100 + 2x = 180
2x = 180 - 100
2x= 80
x = 80 / 2
Base = x = 40
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