Which of the following numbers is divisible by 9?

a.) 111
b.) 222
c.) 333
d.) 444

If cos(2x) = tan^2(y), show that cos(2y) = tan^2(x).

Suppose a gym membership has an initial enrollment fee of $75 and then a fee of $29 a month. which equation models the cost, c, of the gym membership for m months?

What is the answer key for unit 7 polygon and quadrilaterals homework 6 trapezoids