Решение
Формулы объёмов:
![`and`(V[H] = `+`(`*`(`/`(4, 3), `*`(Pi, `*`(`^`(r, 3))))), `and`(`+`(`*`(`/`(4, 3), `*`(Pi, `*`(`^`(r, 3))))) = `*`(`*`(`/`(2, 3), 2), `*`(Pi, `*`(`^`(r, 3)))), `and`(`*`(`*`(`/`(2, 3), 2), `*`(Pi, `*...](images/e_40.gif){kind=small}