Question

in the figure, find the value of y.

Answer 1

A)

y+2y+y = 180

4y = 180

Y = 180/4

Y = 45

B)

y+y+y = 180

3y = 180

Y = 180/3

Y= 60

C)

Y+y+5y = 180

7y = 180

Y = 180/7

Y = 25.71