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A rectangular window with dimensions 2 meters by 3 meters is
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14 Jul 2020, 14:36
14 Jul 2020, 14:36
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Question Stats:
77% (00:39) correct
22% (00:36) wrong based on 63 sessions
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GRE A rectangular window with dimensions 2 meters.jpg [ 5.39 KiB | Viewed 2170 times ]
A rectangular window with dimensions 2 meters by 3 meters is to be enlarged by cutting out a semicircular region in the wall as shown above. What is the area, in square meters, of this semicircular region?
A. \(\frac{\pi}{4}\)
B. \(\frac{\pi}{2}\)
C. \(\pi\)
D. \(2\pi\)
E. \(4\pi\)
Kudos for the right answer and explanation
Re: A rectangular window with dimensions 2 meters by 3 meters is
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14 Jul 2020, 18:05
14 Jul 2020, 18:05
1
Diameter = 2*Radius
2=2*R
R=1
Area of Semi Circle = 1/2 * pi * r^2
A=1/2*pi*1^2
A=pi/2 option B
2=2*R
R=1
Area of Semi Circle = 1/2 * pi * r^2
A=1/2*pi*1^2
A=pi/2 option B
Re: A rectangular window with dimensions 2 meters by 3 meters is
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03 Feb 2022, 06:16
03 Feb 2022, 06:16
22/7x1/2
Posted from my mobile device
Posted from my mobile device
