Answer:
1,295 I believe
Step-by-step explanation:
19,758 - 18,500 = 1,295.
Answer: 63/2π
Step-by-step explanation: C=πd
63=πd
D=63/π
r=1/2d
1/2×63/π=<u>63/2π</u>
Volume: 1080
Surface Area: 684