91.125 all you need to do is cube 4.5 or multiply 4.5 by itself 3 times so 4.5x4.5x4.5
Look at the picture.

The base of the ladder is 6.47 feet from the house.
Answer:
what is your question there is no equation
I want more points next time....Hehehee!
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<em>Solution in attachments!</em>