I’ll mark brainly if u answer this worksheet!!

Answer:
Here are the answers!
Step-by-step explanation:
1. d=4 in. c=12.56 in. a=12.56 in2
2. r= 10 in. c=62.8 in. a=314 in2
3. r=5 in. c=31.4 in. a=78.5 in2
4. r=20 in. c=125.6 in. a= 1256 in2
5. d=36 in. c=113.04 in. a=1017.36 in2
6. d=16 in. c=50.24 in. a= 200.96 in2
7. d=24 in. c=75.36 in. a=452.16 in2
8. r=16 in. c=100.48 in. a=803.84 in2
9. d=30 in. c=94.2 in. a=706.5 in2
Hope this helps!