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Answer:
radius 12 units = 452.16 units²
diameter 16.8 units = 221.5584 units²
radius 3.4 units = 36.2984 units²
diameter 10 units = 78.5 units²
Formula for area of circle: [tex]\pi r^{2}[/tex]
Answer:
1. 452.16
2. 221.5584
3. 36.2984
4. 78.5
Step-by-step explanation:
Plug in each one to the equation to find the area of a circle. Make sure to divide the diameters in half to find radius.