lexybellx3
21.11.2020 •
Mathematics
The area of a circular garden is 121pi
square feet. How much fencing would
be needed to enclose the garden?
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Ответ:
22 pi ft
Step-by-step explanation:
We can use the area to find the radius
A = pi r^2
121 pi = pi r^2
Divide each side by pi
121 = r^2
Take the square root
sqrt(121) = sqrt(r^2)
11= r
Now we need to find the circumference
C = 2*pi*r
C = 2* pi *11
C = 22 pi ft
Ответ:
The mode would be 8, since it occurs the most