Question

Can anyone please help me with this it is super confusing if anyone knows please help as soon as possible

Answer 1

see explanation

Explanation:

Since 2 sides of the triangle are congruent then the triangle is isosceles.

Thus the 2 base angles are congruent, that is

∠2 = 39, that is

4x + 7 = 39 ( subtract 7 from both sides )

4x = 32 ( divide both sides by 4 )

x = 8