Question

Find the measure of angle a and b?

Answer 1

The correct answer of this question is;

A=(2x+4)

=2×37+4

=78

B=(2x-9)

=2×37-9

=65

Explanation:

(2x+4)+(2x-9)+x=180(The sum of all angle of a triangle is 180°)

or,5x-5=180

or,5x=185

or,x=185/5

Therefore the value of x=37.