Question

A ladder reaches a window 12 m above the ground on one side of the street. Keeping its foot at the same point, the ladder is turned to the other side of the street to reach a window 9 m high. If the length of the ladder is 15m, then the width of the street is

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Answer 1

Answer:

Let A be the position of the window on one side of the street and D be the position of the window on the other side of the street. Let AC = DC be the ladder. ⇒ y = 12. Hence, the width of the street is 21 m.

Step-by-step explanation:

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