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Falling Ladder Problem

A  15 ft. ladder is leaning against a wall. The ladder is being dragged away at a speed of 3/4 ft/sec.

Part A

A) How far is the ladder from the wall at 5 sec?

Part B

B) What is the rate at which the ladder is sliding down the wall when the ladder is 10 ft. above the ground?

Part C

C) What is the height of the ladder at 15 sec?

Geogebra APP

Use the geogebra app to check your answers.