Answer:
hope that helps uhh!!
plug in the numbers for radius, and know your formulas. a diameter is 2 times a radius so
Pi or 3.14 times D is the same as 2 times pi times radius.
0.725,0.52,0.275,0.2
Step-by-step explanation:
i think its 19 minunts i could be wrong but if not i hope this helps