The distance from the center of a compact disc to the edge of the disc is 6 centimeters. what's the area of the compact disc? a. 36 square centimeters b. 452.16 square centimeters c. 18.84 square centimeters d. 113.04 square centimeters

The area of the compact disc is 113.04 square centimeters

Explanation:

A compact disc can be seen simplistically like a circle.

The area of a circle is given by the formula:

.

Where is the ratio between the length of a circle's circumference to its diameter, and it is, approximately, .

And r is the circle's radius (in this case, the distance from the center of a compact disc to the edge of the disc).

For practical purposes, is usually taken with only few decimals (that is, ).

So, the area of the compact disc is:

.

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