Choose the best translation of the english phrase. the radius of a circle with a circumference of 10 feet. a. c(10) b. radius(circumference) c. r(10) d.10(r)

i think it's ф or x=6,-6

step-by-step explanation:

-x^2=-36

x^2=-36

ф

or

if you mean by : -(x^2)=-36

it'll be: x^2=36

x=6,x=-6

hope it'll ! have a good day!

you for asking!

pi x^2

step-by-step explanation:

pi times x squared