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20 February, 16:56

A 10 meter ladder rest against a vertical wall so that the distance between the foot of the ladder and the wall is 2 meter. Find the angle the ladder makes with the wall and height above the ground at which the upper end of the ladder touches the wall

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  1. 20 February, 18:16
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    78.46 degrees

    Step-by-step explanation:

    We can use inverse cosine of the measurements since we know the measurements and need the angle.

    cos-1 (2/10) = angle

    Do this on a calculator and set the mode to degrees to get the answer
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