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30 March, 04:07

A 20-foot ramp is used at the loading dock of a factory. lf the base of the ramp is placed 19 feet from the base of the dock, how high is the loading dock?

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  1. 30 March, 04:54
    0
    6.24 feet (to nearest hundredth)

    Step-by-step explanation:

    Use the Pythagoras Theorem:-

    20^2 = x^2 + 19^2 where x = height of the loading dock.

    x^2 = 20^2 - 19^2 = 39

    x = √39

    = 6.2449 feet
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