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Mathematics, 09.10.2019 03:10 arianaaldaz062002

A5 foot board rests under a doorknob and the base of the board is 3.5 feet away from the
bottom of the door. approximately how high above the ground is the doorknob?

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A5 foot board rests under a doorknob and the base of the board is 3.5 feet away from the
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