A Regular Decagon Has Ten Equal Sides and Ten Equal

question 3

Multiple Choice

A regular decagon has ten equal sides and ten equal angles. When a regular decagon is drawn inside (inscribed in) a circle, the radii form equal angles at the center. Find the number of degrees in each angle at the center.

• A) 20
• B) 36
• C) 45
• D) 60

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Definitions:

Consumer Surplus

The variance between the total price consumers are inclined and financially capable of paying for a good or service and the amount they actually dispense.

Marginal Utility

The extra utility or satisfaction derived from using or consuming one additional unit of a good or service beyond what was previously consumed.

Total Utility

The total satisfaction received from consuming a particular amount of goods or services.

Marginal Utility

The additional satisfaction or benefit a consumer derives from consuming one more unit of a good or service.