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Sphinxa [80]
3 years ago
13

A trampoline has an area of 49 pi square feet. what is the diameter of the trampoline?

Mathematics
1 answer:
nordsb [41]3 years ago
4 0
The area of a circle is pi times the radius squared. Set up the equation pi x r squared = 49 pi square feet. Divide both sides of the equation by pi. 
r squared = 49 square feet. Take the square root of both sides. r = 7 feet.
The diameter of the trampoline is double the radius which is 14 feet.
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