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# If points A, B, and C are the centers of the above circles and the cir

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Math Expert
Joined: 02 Sep 2009
Posts: 55801
If points A, B, and C are the centers of the above circles and the cir  [#permalink]

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11 Jan 2019, 01:35
00:00

Difficulty:

25% (medium)

Question Stats:

85% (00:39) correct 15% (00:52) wrong based on 15 sessions

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If points A, B, and C are the centers of the above circles and the circles have radii of 2,3, and 4 respectively, what is the perimeter of triangle ABC ?

A. 9
B. 3π
C. 12
D. 18
E. 9π

Attachment:

2019-01-11_1234.png [ 27.67 KiB | Viewed 277 times ]

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Re: If points A, B, and C are the centers of the above circles and the cir  [#permalink]

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11 Jan 2019, 03:40
Bunuel wrote:

If points A, B, and C are the centers of the above circles and the circles have radii of 2,3, and 4 respectively, what is the perimeter of triangle ABC ?

A. 9
B. 3π
C. 12
D. 18
E. 9π

Attachment:
2019-01-11_1234.png

perimeter would be 2* ( 2+3+4)
18
IMO D
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Re: If points A, B, and C are the centers of the above circles and the cir   [#permalink] 11 Jan 2019, 03:40
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