Question

find c and y from the the given figure

Answer 1

on line l

x+80=180 (angles on a linear line make 180 degree angle)

x=180-80

x=100 degree

y=80 degree (vertical opposite angle)

Answer 2

Hey mate!

In the given figure.
y=80° ( vertically opposite angle)..... (1)
Then..

x+y =180° ( linear pair)
x+80°=180° (from 1)
x= 180°-80°
x=100°


hope it helps
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