Answer:
This is called a supplementary angle. x = 12°
And for extra credit:
y is a vertical angle to 60° and a supplementary angle to x so
y = 60°
Step-by-step explanation:
Answer:
540 dollars :D
Step-by-step explanation:
12 times 45 equals 540
He will receive $13.70.
You would have to multiply 2.25 by 2.80 to get 6.30, which is the total cost due. Subtract 6.30 from 20 to get your answer, 13.70, or the change Mr. Stein will receive.
Answer:
f(-2) = 1
Step-by-step explanation:
f(x) = x^2 + 2x + 1
To find the value f(-2), replace x with -2 and evaluate the expression.
f(-2) = (-2)^2 + 2(-2) + 1
f(-2) = 4 - 4 + 1
f(-2) = 1
Just put it in a calculator using the cos button and you should get your answer
