Odpowiedź :
1. 4pi, 4pi
2. 1/9 pi, 2/3pi,
3. 5 pi, 2 *pierwisatek z 5* pi
4. 4 *pi do potegi 3, 4pi do potegi 2
2. 1/9 pi, 2/3pi,
3. 5 pi, 2 *pierwisatek z 5* pi
4. 4 *pi do potegi 3, 4pi do potegi 2
P1=πr²=4π
Ob1=2πr=4π
P2=1/9 π
Ob2=2/3 π
P3=5π
Ob3=2√5π
P4= π*(2π)²=π*4π²=4π³
Ob4=4π²
Ob1=2πr=4π
P2=1/9 π
Ob2=2/3 π
P3=5π
Ob3=2√5π
P4= π*(2π)²=π*4π²=4π³
Ob4=4π²