The Figure Depicts a Racetrack with Ends That Are Semicircular

question 33

Multiple Choice

The figure depicts a racetrack with ends that are semicircular in shape. The length of the track is . ​ ​
Find r and lso that the area enclosed by the rectangular region of the racetrack is as large as possible.
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Definitions:

Weight Density

A measure of how much mass a material has in a given volume, often used in shipping to determine freight classification.

Transportation Cost

The expenses associated with moving goods, materials, or people from one location to another, including fuel, labor, and vehicle maintenance costs.

Order Lead Time

The duration from when an order is placed until it is fully processed and delivered to the customer, affecting supply chain efficiency.

Customer Places

Locations or platforms where customers engage with businesses, make purchases, or receive services.