Difference between revisions of "2012 AMC 12B Problems/Problem 2"

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== Problem==
 
== Problem==
 
A circle of radius 5 is inscribed in a rectangle as shown. The ratio of the length of the rectangle to it's width is 2:1. What is the area of the rectangle
 
A circle of radius 5 is inscribed in a rectangle as shown. The ratio of the length of the rectangle to it's width is 2:1. What is the area of the rectangle
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==Solution==
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If the radius is 5, then the width is 10, hence the length is 20. 10x20=200, E

Revision as of 21:15, 23 February 2012

Problem

A circle of radius 5 is inscribed in a rectangle as shown. The ratio of the length of the rectangle to it's width is 2:1. What is the area of the rectangle


Solution

If the radius is 5, then the width is 10, hence the length is 20. 10x20=200, E