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7 January, 05:16

A ramp has an angle of inclination of 20 degrees. it has a vertical height of 1.8 m. what is the length, l metres, of the ramp?

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  1. 7 January, 05:39
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    Sin 20 = 1.8/hypotenuse

    hypotenuse = 1.8 / sin 30 = 2.34 m

    answer: 2.34m
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