Solve the Problem $18 ^ { \circ }$ Each Second $20 \mathrm {~cm}$

question 101

Multiple Choice

Solve the problem.
-A pendulum swings through an angle of $18 ^ { \circ }$ each second. If the pendulum is $20 \mathrm {~cm}$ in length and the complete swing from right to left lasts 2 seconds, what area is covered by each complete swing? Round to the nearest hundredth.

• A) \(62.83 \mathrm {~cm} ^ { 2 }\)
• B) \(6.28 \mathrm {~cm} ^ { 2 }\)
• C) \(251.33 \mathrm {~cm} ^ { 2 }\)
• D) \(125.66 \mathrm {~cm} ^ { 2 }\)

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Definitions:

Reverse Logistics

The process of moving goods from their typical final destination back to the manufacturer or distributor for return, repair, recycling, or disposal.

Use Fee

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Congestion

The state of being crowded or overloaded, often causing delays or inefficiencies, particularly in transportation or network systems.

Marginal Cost

The expense associated with manufacturing an extra unit of a product or service.