Math, asked by rajkumar9955506216, 8 months ago

A 30dm long ladder when set against the Wall of a house, just reaches a window at a height of 24 dm . how far is the lower end of the ladder from the base of the Wall?

Answers

Answered by debdattadamvis

10

Pythagoras theory

H²=b²+h²

H²=30²-24²

= 900 - 576

= root over324

= 18 m

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