Question

pls do ans me pls its of lines and angles ch​

Answer 1

Step-by-step explanation:

it is forming a linear pair so sum of all angles is 180°

Answer 2

Answer:

the sum of angle on straight line is 180

6y+y+2y = 180

9y = 180

y = 180/9

y = 20

first angle = 120

second angle = 20

third angle = 40

mark brainlist