Question

If my diameter is 19 inches, what is my radius?

1) 59.66 inches
2) 38 inches
3) 119.32 inches
4) 9.5 inches

Answer 1

4. 9.5

Explanation:

The diameter is twice the radius.

Hence, the radius is diameter divided by 2

19/2 = 9.5

Answer 2

9.5 inches

Explanation:

The radius is 1/2 of the diameter

19/2 = 9.5 inches