a ladder 10m long reaches a window 8m above the ground. The distance of the foot of the ladder from the bas of the wall is
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Your answer is 60 m
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given: length of ladder=10m;
height of wall =8m;
to find: distance of the foot
so, right angle at B, we have triangle ABC. such that AC hypotenuse AB perpendicular and BC base... so,
by P.T we have;
BC^= AC^-AB^
BC^=100-64
BC^=36
BC=6M
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