SOLUTION: a ladder 4m leans against to wall. If the foot of ladder is 2m to the foot it the wall, how high the wall is ?
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Question 634518: a ladder 4m leans against to wall. If the foot of ladder is 2m to the foot it the wall, how high the wall is ? Answer by sachi(548) (Show Source):
You can put this solution on YOUR website! a ladder 4m leans against to wall. If the foot of ladder is 2m to the foot it the wall, how high the wall is ?
ANS:-
the ladder forms a right triangle with leaned ladder as hypotenuse
so the height of the wall=sqrt(4^2-2^2)=2sqrt(3)m ans
