Question

pls help
me
I need
answer
of question no 6,7
pls​

Answer 1

Answer:

Ans 7

7x + 3x + 30° = 180° ( Supplementary angles)

10× + 30° = 180°

10x = 180°- 30°

10x = 150°

x = 150°÷10

x = 15°