r=3
V=πr²h=π3²*7=63π
Sбок=2πrh=2π*3*7=42π
Sосн=πr²=9π
Sпол=2Sосн+Sбок=2*9π+42π=18π+42π=60π
1)r=3 2)V=πr²h=π3²*7=63π 3)Sбок=2πrh=2π*3*7=42π 4)Sосн=πr²=9π
5)Sпол=2Sосн+Sбок=2*9π+42π=18π+42π=60π
r=3
V=πr²h=π3²*7=63π
Sбок=2πrh=2π*3*7=42π
Sосн=πr²=9π
Sпол=2Sосн+Sбок=2*9π+42π=18π+42π=60π
1)r=3 2)V=πr²h=π3²*7=63π 3)Sбок=2πrh=2π*3*7=42π 4)Sосн=πr²=9π
5)Sпол=2Sосн+Sбок=2*9π+42π=18π+42π=60π