Always add them all around and then divide the two and you should get the correct answer
Answer:
60π
Step-by-step explanation:
If the circle has radius of 30 units, substitute r=30 into the formula C = 2πr.
C = 2π(30)
C = 60π
Round off 8.02 to 8 and 5.98 to 6. Then subtract: 8 - 6 = 2 (approximately)
Answer:
Step-by-step explanation:
surface area=4πr²=36π
r²=9
r=3
