Question

in the fig. ab//cd. find the value of y​

Answer 1

Answer:

y=140°

Step-by-step explanation:

construct a line el //ab and cd

then y=y1+y2

∠aeb=y1

these interior angles sum of these is 180

y1+108= 180

y1=72°

∠dec=y2

y2+112= 180

y2=68°

y=68+72=140°