Question

plz tell me the answer fast and unwanted answers will be reported​

Answer 1

Step-by-step explanation:

a) 1/2*90°=45°

b) 1/3*90°=30°

c) 2*90°=180°

Answer 2

Answer:

a)45°

b)30°

c)180°

Step-by-step explanation:

a)1×90/2=45°

b)1×90/3=30°

c)90×2=180°