So 1/2 is 5/10 and 2/5 is 4/10 common denonominator is 10 ( i think )
Answer: 13 and 31 sorry for it being rog the first time
Step-by-step explanation: BRAINLIEST PLZ
Cone's volume is

where S - surface area, h - height
Surface area =

r = 18/2=9
h= 14
π = 3.14

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