Two vertices of a right triangle are (0,1) and (0,-3). Which of the following could be the coordinates of the third vertex of this triangle?

The parking lot of a store has the shape shown. all angles are right angles. what is the area of the parking lot?

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

Carley bought a jacket that was discounted 10% off the original price. the expression below represents the discounted price in dollars, based on x, the original price of the jacket.