Question

Find the value of y and z​

Answer 1

y = 68

z = 138

Explanation:

Use triangle ACD.

m<A m<C + m<ADC = 180

y + 70 + 42 = 180

y + 112 = 180

y = 68

Use parallel lines BF and CE.

m<ADC + m<BGD = 180

42 + z = 180

z = 138