Question

A homeowner wants to build a circular patio. If the diameter of the patio is 20 feet, what is its area to the nearest whole number?
1,257 square feet
314 square feet
63 square feet
31 square feet

Answer 1

so to convert from diameter to area you do
area = pi) (radius)^2
and diameter = 2radius

Answer 2

so you can say that area = (pi)(diameter/2)^2

Answer 3

I am the darkknight

Answer 4

Radius is 10. Correct?

Answer 5

obv

Answer 6

10^2 is 100

Answer 7

yes...

Answer 8

3 times 100 is 300
But it is 3.14 times 100

Answer 9

yes...?

Answer 10

314

Answer 11

got ur answer?

Answer 12

good job

Answer 13

Thank you

Answer 14

Can you help me solve abour 3 more questions please?

Answer 15

sure, new post