Question

in the following figure, find the value of x and verify the each a non value​

Answer 1

let that angle having 75° measure be D ,

angle ACB= angle ABC=55°(isosceles triangle)

BAC=180-(55+55)=180-110=70°

in triangle ABD ,angle BAD=180-(55+75)=180-130=50°

x=70-50=20°