1 | ||
V = | π*25*√119 | |
3 |
150 | 5 | |||
1) Pb= | πR2= | πR2 | ||
360 | 12 |
5 | ||
πr2+ | πR2=85π | |
12 |
5 | ||
r2+ | R2=85 | |
12 |
5 | ||
L= | *2πR | |
12 |
5 | 12r | ||
πR=2πr⇔ R= | |||
6 | 5 |
5 | 12r | |||
r2+ | *( | )2=85⇔ r2=25 | ||
12 | 5 |
1 | ||
V= | 25√119π | |
3 |
5^2 | 52 |
2^{10} | 210 |
a_2 | a2 |
a_{25} | a25 |
p{2} | √2 |
p{81} | √81 |
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