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21 May 2019, 22:58
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C
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Difficulty:
15%
(low)
Question Stats:
88% (00:59) correct
12%
(01:53)
wrong
based on 51
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The sides of triangle PQR touch or pass through the center points of each of the six circles. Each of the circles has the same circumference of \(8\pi\). What is the perimeter of triangle \(PQR\)?
A. 16
B. 36
C. 48
D. 56
E. 72
Attachment:
#GREpracticequestion The sides of triangle PQR.jpg [ 19.94 KiB | Viewed 2392 times ]
21 May 2019, 23:06
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Bunuel
For each circle, r=radius
2
r=4.
Now each side of the triangle PQR: 4+4+8= 16
Perimeter= 16*3= 48
Archit3110
Major Poster
22 May 2019, 03:22
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Bunuel
from given info we can find radius = 4
so perimeter will be sum of one side * 3 ; 16*3 ; 48
IMO C
