Question

find the value of y , if L is parallel to m​

Answer 1

Supplementary angles add upto 180 degree,
Hence y = 180- 135 = 45
Y = 45 degree

Answer 2

Answer:

value of y is 45°

Step-by-step explanation:

(using alternate angle )

y+135=180°

y=180-135

y=45°