# math

posted by
**t.c** on
.

how do you work out a radius and diameter don't know at all there is a circle with the number 5mm and they want me to tell them what the radius is and the diameter

posted by
**t.c** on
.

how do you work out a radius and diameter don't know at all there is a circle with the number 5mm and they want me to tell them what the radius is and the diameter