Respuesta :

Answer:

Value of angle A is 83.

solution,

I) x°+x°+15+2x°+1=180(Sum of angle of triangle)

or,4x+16=180

or,4x=180-16

or x=164/4

.°.x=41

Again

Angle A = 2x°+1 = 2×41 + 1 =83.