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A 5 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?

A 5 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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1 vote
A 5 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?

User Tobias Feil
by
8.4k points

1 Answer

3 votes

Answer: 3.57

Explanation:

User Ptamzz
by
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