Robert stands atop a 1,380-foot hill. he climbs down, reaching the bottom of the hill in 30 minutes. what is robert’s average rate of elevation change in feet per minute?

Given: hf || jk; hg ? jg prove: fhg ? kjg to prove that the triangles are congruent by asa, which statement and reason could be used as part of the proof? fgh ? kgj because vertical angles are congruent. jkg ? hfg because vertical angles are congruent. fhg ? jkg because right angles are congruent. hfg ? kjg because alternate interior angles are congruent.

The pyramid shown has a square base that is 24 centimeters on each side. the slant height is 16 centimeters. what is the lateral surface area?

The two square pyramids are similar. find the total volume of both pyramids if the ratio of their surface areas is 9/16