You want to put a circular fence around the pool in youre backyard. The radius of the pool is 9 feet. How much fence would you need​

your answer would be 10x - 1

ok thats very interesting

i think the answer would be c

hello from mrbilldoesmath!

answer:   x^2 + y^2 = 1024

discussion:

the equation of a circle with center (h,k) and radius "r" is

(x-h)^2 + (y-k)^2 = r^2.

in our case

(x-0)^2 + (y-0) ^2 = 32^2 = 1024

you,

mrb