Asked by kim
You are buying a ladder for your 30-foot-tall house. for safety, you would like to ensure that the base of the ladder be placed at least 8 foot from the base of the house. What is the shorest ladder you can buy in order to be able to reach to top of your house?
Answers
Answered by
Ms. Sue
Pythagorean Theorem:
a^2 + b^2 = c^2
30^2 + 8^2 = c^2
900 + 64 = c^2
984 = c^2
31.37 = c
You'll need a ladder that's at least 32 feet long.
a^2 + b^2 = c^2
30^2 + 8^2 = c^2
900 + 64 = c^2
984 = c^2
31.37 = c
You'll need a ladder that's at least 32 feet long.
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