GMAT Practice Question Set #16 (Question 46-48)

Problem Solving Question #48: Area of Two New Shapes  
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A 20 meter long metal wire is divided into two pieces with a clip. One piece is shaped into a circle
with radius r while the other is shaped into a square. What is the total area of the circle and square,
expressed in terms of r?


πr2+ `(pi^2 r^2)/4`


πr2 + (20 - 2πr)2




πr2 + 10


πr2 + (5 – `(pi r)/2` ) 2

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