Question

In the given figure if angle A=60degree and angle B=70 degrees then find angle ACD

Answer 1

angle a + b + acd = 180

60+70+acd=180

acd=180-130

acd=50

Answer 2

angle A =60°
angle B=70°
let the angle be x
a/q 60+70+x=180°
130+x=180
x=180-130
=50