Solve the Problem $75.9 \mathrm { ft } ^ { 2 }$

question 81

Multiple Choice

Solve the problem.
-A heat duct in the college library has a circular cross section with a radius of 10 inches and a length of 29 feet. How much paint (in square feet) is needed to paint the duct?

• A) \(75.9 \mathrm { ft } ^ { 2 }\)
• B) \(910.6 \mathrm { ft } ^ { 2 }\)
• C) \(151.8 \mathrm { ft } ^ { 2 }\)
• D) \(1821.2 \mathrm { ft } ^ { 2 }\)

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Definitions:

Plasma Membrane

A lipid bilayer that encloses the cytoplasm of a cell, protecting it and controlling the movement of substances in and out of the cell.

Cytokinesis

The final stage of cell division, where the cell's cytoplasm divides, forming two daughter cells.

Cell Division

The process by which a parent cell divides into two or more daughter cells, crucial for growth, reproduction, and repair in living organisms.

Spindle Fibers

The microtubules that form during cell division to separate chromosomes into daughter cells.