Question

a ladder 5m long reaches a window of a house 4 metre above the ground determine the distance of the foot of the laddernfrom the house​

Answer 1

3 is the Answer.

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Answer 2

Answer:

3 meters (answer is rechecked, it is correct)

Step-by-step explanation:

hypotenuse: 5m

one angle: 4m

according to pythagoras

4² + x² = 5²

x² = 5² - 4²

x² = 25 - 16

x² = 9

x² = 3²

x = 3 (square get cancelled)

therefore from the foot of ladder to house is 3 meters.