A thin piece of wire 40 meters long is cut into two pieces. One piece is used to form a circle with radius r, and the other is used to form a square. No wire is left over. Which of the following represents the total area, in square meters, of the circular and the square regions in terms of r? (π is Pi)
A. π r^2
B. π r^2 + 10
C. π r^2 + ¼ π^2 r^2
D. π r^2 + (40 – 2 π r)^2
E. π r^2 + (10 - ½ π r)^2
https://www.urch.com/forums/gmat-problem-solving
A. π r^2
B. π r^2 + 10
C. π r^2 + ¼ π^2 r^2
D. π r^2 + (40 – 2 π r)^2
E. π r^2 + (10 - ½ π r)^2
https://www.urch.com/forums/gmat-problem-solving
The mind is everything. What you think you become. –Lord Buddha
Sanjeev K Saxena
Quantitative Instructor
The Princeton Review - Manya Abroad
Lucknow-226001
www.manyagroup.com
Sanjeev K Saxena
Quantitative Instructor
The Princeton Review - Manya Abroad
Lucknow-226001
www.manyagroup.com
