The price of a man's shirt went from $15 to $20. What was the percent of increase of the price of the shirt?

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step-by-step explanation:

just for that im not answering

no i do not : ( what is it?

here is a big fat

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