Question

the top of the ladder 15 m long reached a window 9 m above ground. what is the distance between the foot of the ladder and Base of the wall?​

Answer 1

Answer:

So, the distance between the foot of the ladder and base of the wall will be 12 m

Step-by-step explanation:

By applying Pythagoras Theorem:

a² + b² = c²

9² + b² = 15²

81 + b² = 225

b² = 225 - 81 = 144 m

b = √144 = 12 m

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