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20 October, 01:34

a ladder 30 decimeters long is leaning against the side of a building. the ladder makes an angle of 25 degrees with the side of the building. how far up from the ground does the ladder touch the buildings?

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  1. 20 October, 02:10
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    H=how far up from the ground does the ladder touch the building

    h/30=sin 25°

    h=30 sin 25°

    h=12.7 decimeters (1 decimal place)

    Answer: The height that the ladder touch the building far up from the ground is 12.7 decimeters.
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