Pls help me thank you! Data set A

Data set B

Data set C

Data set D

the answer is b

answer is because 4×10=40

and 98×4= is 392

40,392

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