Question

What is the diameter of the cirlce if the radius is 7

Answer 1

14

Explanation:

d=2r

d=2r=2·7=14

14

Answer 2

14

Explanation:

The diameter of a circle is twice its radius

d=2r

Substitute 7 in for r

d=2*7

d=14

So, the diameter is 14

Hope this helps! :)