Robert is shooting arrows at a target. The experimental probability that one will hit a bull’s eye is 1/2. If Ravi shoots 20 arrows, how many times can he expect to hit a bull’s eye?

10

Step-by-step explanation:

half of twenty is ten.

answer: 12,000

step-by-step explanation: first you ar e supposed to add. then multiply then subtract

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