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A 25-foot ladder is leaning against a vertical wall (see figure) when Jack begins pulling the foot of the ladder from the wall at a rate of 0.8 ft/s. How fast is the top of the ladder sliding down the wall when the foot of the ladder is 7 ft from the wall? away

A 25-foot ladder is leaning against a vertical wall (see figure) when Jack begins pulling the foot of the ladder from the wall at a rate of 0.8 ft/s. How fast is the top of the ladder sliding down the wall when the foot of the ladder is 7 ft from the wall? away

Elementary Geometry for College Students
Elementary Geometry for College Students
6th Edition
ISBN:9781285195698
Author:Daniel C. Alexander, Geralyn M. Koeberlein
Publisher:Daniel C. Alexander, Geralyn M. Koeberlein
Chapter8: Areas Of Polygons And Circles
Section8.4: Cicumference And Area Of A Cicle
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A 25-foot ladder is leaning against a vertical wall (see figure) when Jack begins pulling the foot of the ladder away from the wall at a rate of 0.8 ft/s. How fast is the top of the ladder sliding down the wall when the foot of the ladder is 7 ft from the wall? 25 ft Let x be the distance from the foot of the ladder to the wall and let y be the distance from the top of the ladder to the ground. Write an equation relating x and y. Differentiate both sides of the equation with respect to t. Enter your answer in each of the answer boxes. Rop sharing Hide Next » «Previous 1:26 PM ENG 77°F Watch 6/11/2021
Transcribed Image Text:A 25-foot ladder is leaning against a vertical wall (see figure) when Jack begins pulling the foot of the ladder away from the wall at a rate of 0.8 ft/s. How fast is the top of the ladder sliding down the wall when the foot of the ladder is 7 ft from the wall? 25 ft Let x be the distance from the foot of the ladder to the wall and let y be the distance from the top of the ladder to the ground. Write an equation relating x and y. Differentiate both sides of the equation with respect to t. Enter your answer in each of the answer boxes. Rop sharing Hide Next » «Previous 1:26 PM ENG 77°F Watch 6/11/2021
Differentiate both sides of the equalioI wit dx dt When the foot of the ladder is 7 ft from the wall, the top of the ladder is sliding down the wall at a rate of (Round to two decimal nlaces ac needed ) Enter your answer in each of the answer boxes. creen. Stop sharing Hide « Previous 1:26 77°F Watch P ENG 6/11/
Transcribed Image Text:Differentiate both sides of the equalioI wit dx dt When the foot of the ladder is 7 ft from the wall, the top of the ladder is sliding down the wall at a rate of (Round to two decimal nlaces ac needed ) Enter your answer in each of the answer boxes. creen. Stop sharing Hide « Previous 1:26 77°F Watch P ENG 6/11/
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