A plane cuts through a right square pyramid parallel to the base, as shown. What is the shape of the cross section?

A rectangular TV screen measures 36 inches wide and 27 inches tall. What is the diagonal screen size?

Which Venn diagram correctly represents the relationship: "All squares are rectangles, but not all rectangles are squares"?

In the figure below, find the value of x.

A zip-line connects the top of a 40-foot platform to a point on the ground 75 feet away. What is the length of the...