Question

In the isosceles triangle ABC

AB=AC
angle B -- (3x 32)º
angle (872x)"
Work out the value
of x.

Answer 1

x = 4.5

Explanation:

Angle B = angle C because it is an isosceles triangle.

3x32 = 87-2x

96 = 87-2x

reduce:

9 = 2x

x = 4.5