Answer:
Radius 12-->452.16
Diameter 16.8-->221.5584
Radius 3.4-->36.2984
Diameter 10-->78.5
Step-by-step explanation:
<u>Radius: 12 units </u>
<u>Diameter: 16.8 units</u>
<u>Radius: 3.4 units</u>
<u>Diameter: 10 units</u>
1
Answer: 12
Step-by-step explanation
4(x+3)