Question

i want sixth, seventh, eight,nine,ten, eleven,twelve questions Answer​

Answer 1

hey here is your answer.....

6) ➡️ 2a = 80

➡️ a = 40°

➡️ b + 80 = 180

➡️ b = 100°

7) angle 1 = 5, 9, 13 and angle 2 = 6, 10, 14

8) x = 60° and y= 59°

9) x = 40° and y = 40°

10) x = 120° and

3y+6 = 120 so y = 38°

11) y = 20° and x = 90°

Hope it helps!

Answer 2

Step-by-step explanation:

refer to upper answer

hope it helps