geometry
posted by Angie .
A 6foot ladder touches the side of a building at a point 5 feet above the ground. At what height would a 15foot ladder touch the building if it makes the same angle with the ground as the shorter ladder?

(5 foot height/6 foot ladder)(15 foot ladder) = 75/6 = 12.5 foot height

Katie is 100 cm tall and is standing so that her mother's shado covers her shadow. She is 90 cm from her mother and her mother's shadow is 225cm long. How tall is her mother?

a 12foot thre cast a 22foot shaadow. Find the angle of the elevation from the tip of the tree.