Answer:
Step-by-step explanation:
Two Angles are Supplementary when they add up to 180 degrees. They don't have to be next to each other, just so long as the total is 180 degrees. Examples: • 60° and 120° are supplementary angles.
Answer:
89.396668... is a rational number
Answer:
A. x^2 - 6x - 16
Step-by-step explanation:
FOIL it
x * x = x^2
2 * x = 2x
-8 * x = -8x
2 * -8 = -16
x^2 + 2x - 8x - 16. combine like terms
x^2 - 6x - 16