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02 May 2017, 01:48
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C
Be sure to select an answer first to save it in the Error Log before revealing the correct answer (OA)!
Difficulty:
5%
(low)
Question Stats:
98% (00:49) correct
2%
(01:45)
wrong
based on 63
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Attachment:
5.2.png [ 4.91 KiB | Viewed 2078 times ]
If two circles have the same center and the larger circle’s area is \(16π\), what is the smaller circle’s area?
A. \(π\)
B. \(4π\)
C. \(9π\)
D. \(12π\)
E. \(16π\)
02 May 2017, 07:00
Kudos
Bookmarks
MathRevolution
Attachment:
5.2.png
If two circles have the same center and the larger circle’s area is \(16π\), what is the smaller circle’s area?
A. \(π\)
B. \(4π\)
C. \(9π\)
D. \(12π\)
E. \(16π\)
02 May 2017, 07:15
Kudos
Bookmarks
MathRevolution
Attachment:
5.2.png
If two circles have the same center and the larger circle’s area is \(16π\), what is the smaller circle’s area?
A. \(π\)
B. \(4π\)
C. \(9π\)
D. \(12π\)
E. \(16π\)
Large circle \(= 16*π = π*R^2\)
\(R=4\)
For smaller circle
\(r=3\)
\(A=9π\)
ANS C
