Answer:
6.69
Explanation:
radius is D/2
therefore, r =d/2
so therefore, 2×r=d
that is: 2×3.345 = 6.69
the radius is from the outside of the circle to the center and the diameter is completely through so you would times 3.345 by 2 to get 6.69 which is your diameter
3.5m questions
4.5m answers