The diagram below shows a tree, a kite and a ladder. By how much should the ladder be extended to reach the kite at the top of the tree?

Guests at an amusement park must be at least 54 inches tall to be able to ride the roller coaster. which graph represents the set of heights that satisfy this requirement?

What is the perimeter of a rectangular building that is 80 feet wide and 140 feet deep?

Are triangles the congruent? write the congruency statement. what is the congruency that proves they are congruent? what is the perimeter of ∆pqr?