9. ACE is an isosceles triangle. A. What is the measure of angles CDE B. what is the measure of the vertex angle? C. what is the measure of an acute base angle of the trapezoid ABDE?

The spring the owner of a sporting good store decreases the price of winter gloves from $10 to $8 each increases the price of swimming goggles from $8 to $10 without doing the math you think the percent decrease in the price of the gloves the same as the percent increase of the goggles explain why or why not

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

If f(x) = -5x + 1 and g(x) = x3, what is (gºf)(0)? enter the correct answer