Question

find the values of the unknown x and y in the following diagrams
I kept dot that sum I want​

Answer 1

Answer:

x= 60° ( opp. angles)

Sum of angles of a triangle is 180

; 30 + x+ y = 180

; 30+60+ y= 180

; 90+y = 180

y= 180 - 90

= 90