Find the measure of an angle with measure between 0° and 360° that is coterminal with an angle measuring –800°.

you should at least use a calculater

step-by-step explanation:

x² + 3x + 7 = 0       [ax² + bx + c]

a = 1

b = 3

c = 7

quadratic formula:

    (+/- is this ±)

plug in the numbers into the variables

your answer is a