a ladder 10m long rest against a vertical wall, if the foot of the ladder is 6m long away from the wall and the ladder just reaches the top of the wall,how high the wall?
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Height of the ladder for the given problem is 8m
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ladder is hypotenuse 10m
the foot of the ladder is 6m long away from the wall BASE
By Pythagoras theorem
H² =P² +B²
10² = P² + 6²
P² = 100-36 = 64
P= 8m
high the wall 8m
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