Question

Which of the following is coterminal with 237 degrees?

Answer 1

find the co-terminal arc with `237^@`

Ans: -`123^@`

Explanation:

The absolute value of the co-terminal arc with 237 is `(360 - 237) = 123^@`. Counting from the starting point A of all trig arcs, this co-terminal arc is: `-(123^@)`