Question

Pls help question is on picture

Answer 1

We know that a triangle has angles that equal to 180°

`45 + x + 77 + x + 72 = 180 \\ 194 + 2x = 180 \\ 2x = 180 - 194 \\ 2x = - 14 \\ x = - 7`

A= x+72

=-7+72

=65°