Question

in figure 7 a and 7 b, AB||CD. determine the value of x, y and z.​

Answer 1

in fig 7a,

x=70°, y=30°, z=80°

in fig 7b,

x=80°, y=60°, z=40°

Answer 2

Answer:

3x X 100 o =123456789 x=98