A 15m long ladder reached a window 12m high from the ground on placing it against a wall at a distance a. Find the distance of the foot of the ladder from the wall.
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The distance of the foot of the ladder from the wall is 9m.
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Answer:
APPLY PYTHAGORAS THEOREM =A^2+B^2
A=15 B=12 C=?
(15)^2+(12)^2=369
ROOT 369 IS THE ANSWER
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