Question

| :
The zero angle is formed, if
A) initial arm and terminal arm coincide without
any rotation
B) initial arm and terminal arm are opposite rays
O) initial arm is along x-axis and terminal arm
is along y-axis
D) initial arm and terminal arm coincide with
one complete rotation​

Answer 1

Answer:

A) initial arm and terminal arm coincide without any rotation.

is the right answer

Answer 2

Answer:

initial arm and terminal arm coincide with one complete rotation