21. Which of the following is a rational number?

V20
V9
V15
V2

the correct answer is d

hope this

c

step-by-step explanation:

i think because what else can be a sample of every member

idkidkdidkdkdidkx

step-by-step explanation:

nndncnd cnn

snddnd

isaiah walks 3 miles due north, turns and then 5 miles due east. how far is he from his starting point?

a^2 + b^2 = c^2

let c = distance from starting point.

(3)^2 + (5)^2 = c^2

9 + 25 = c^2

34 = c^2

sqrt{34} = sqrt{c^2}

sqrt{34} = c