Question

I need to find the value of y

Answer 1

y=90

Explanation:

110=2x+70

110-70=2x

40÷2=x

20=x

180-110=70

(the sum all the angles of one triangle is 180)

70+20+y=180

90+y=180

y=180-90

y=90

Answer 2

I think the answer is 90 degrees.

Explanation:

90 = 90