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How far from the base of a building must a 25-ft ladder be placed so that it reaches 20 ft up the wall?

Elementary Geometry For College Students, 7e

7th Edition

ISBN:9781337614085

Author:Alexander, Daniel C.; Koeberlein, Geralyn M.

Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.

Chapter5: Similar Triangles

Section5.4: The Pythagorean Theorem

Problem 17E: A boat is 6 m below the level of a pier and 12 m from the pier as measured across the water. How...

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How far from the base of a building must a 25-ft ladder be placed so that it reaches 20 ft up the wall?

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