Use the Shell Method to Calculate the Volume of the Solid

question 54

Essay

Use the Shell Method to calculate the volume of the solid obtained by rotating the sector shown in the figure about the line Use the formula .

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Definitions:

Echinoderms

A phylum of marine animals known for their radial symmetry and include species such as starfish, sea urchins, and sea cucumbers.

Hermaphrodite

Animal that has both male and female gonads, either simultaneously or at different times in its life cycle.

Parthenogenetic

Relating to a form of reproduction in which an embryo is created without fertilization by a male, occurring in some plants, invertebrates, and rarely vertebrates.

Sperm

The male gamete or reproductive cell involved in sexual reproduction.