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Mao changes the incline angle on his treadmill from 0° to 5°. If the walking surface of the treadmill is 5feet long, how many inches did Mao raise the end of the treadmill from the floor to the nearest tenth of an inch?

 Feb 19, 2021
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5 ft * sin 5o     * 12 in/ft  = ..........inches

 Feb 19, 2021

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