A flight of steps of length 5 m lead up to the door of a house on the first floor of a building. The horizontal distance of the first step at the base of the flight of stairs is 3 m. At what height is the door from the ground?
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ti is 6 m because by applying pythagoras theorem the summation of squares of 5 and 3 is 36 and squareroot of 36 is 6 .so the height of the door from the ground is 6m.
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Answer: It is 4 m considering Pythagoras' theorem stating that the square of the hypotenuse is equal to the sum of the square of the other 2 lengths.
Step-by-step explanation:
Hypotenuse = 5 metres
y = 3 metres
x = ?
Hypotenuse^2 = 25
y^2 = 9
x^2 = 16
x = Root of 16
x = 4
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