Question

How do you find an angle with a positive measure and an angle with a negative measure that are coterminal with `-400^circ`?

Answer 1

`-40^@`
`320^@`

Explanation:

Angle with negative measure --> `- 400 = - (40 - 360) = - 40^@`
Angle with positive measure --> `(360 - 40) = 320^@`