Question

plz solve questions 9, 10,11 and 12..​

Answer 1

Answer:

9 1) y=80,x=40 2)y=150 x=30 3)y=60,x=40

Step-by-step explanation:

1)y=80 (linear pair) and x= 180-80-60=40

2)3x+2x+x=180

6x=180

x=30 and y =180-30=150

3)y=60(linear pair)

x+y=100(exterior angle property)

60+x=100

x=40

Answer 2

Answer:

Hey mate here is your answer

Plzzz Mark it as branliest