Chris1119 Chris1119

11-01-2017
Mathematics

contestada

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

Respuesta :

bc00014 bc00014

11-01-2017

Assuming that the trampoline is circular in shape, we can use the formula
[tex]a=r^2[/tex]π.
We plug in a for 49π.
Now, we solve by isolating for r. You should get
r=7
The diameter is two times the radius. So 7*2=14.

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