The cheerleaders are planning a bake sale to raise money for their competition. They made $150 at the bake sale and spent $175 on supplies. What was their overall profit?

Prove that quadrilateral is a rhombus.

How many terms does the polynomial x^2 y^2 have

Asource of laser light sends rays ab and ac toward two opposite walls of a hall. the light rays strike the walls at points b and c, as shown below: what is the distance between the walls?