Question

plzzz give answer it's neede​

Answer 1

option a is correct

I hope it helps you

Answer 2

Answer:

(1) π/180 m

Explanation:

r = 10 cm = 10/100 = 0.1 m

1 hr = 60 min = 3600 sec = 1 full circle

∴ in 100 sec = 100/3600 part of circle travelled

distance = 2 π r × 100/3600

              = 2 π 0.1/36

              = π/180 m