Question

Pls answer woth 60 points

Answer 1

30°

Explanation:

Clearly It's a straight line:

We know summation of all angles is 180° on a straight line.

So y + 90 +60 = 180° ( 90= Right angled, a square can be identified on the attachment and all angles are of 90° )

=> y = 180 -150 = 30°