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24 Aug 2017, 02:05
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According to the figure above, travelling directly from point A to point B, rather than from point A to point C to point B, would save approximately how many miles?
(A) 1
(B) 2
(C) 3
(D) 4
(E) 5
Attachment:
2017-08-24_1251.png [ 7.17 KiB | Viewed 3815 times ]
24 Aug 2017, 02:38
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10^2+8^2=(AC)^2
AC=sqrt(164) which is little less than 13
total miles saved =(AB+BC)-AC=18 - (little <13)=5.sumthing ~5
IMO E
AC=sqrt(164) which is little less than 13
total miles saved =(AB+BC)-AC=18 - (little <13)=5.sumthing ~5
IMO E
Luckisnoexcuse
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Updated on: 07 Sep 2017, 22:25
Originally posted by Luckisnoexcuse on 24 Aug 2017, 02:38.
Last edited by Luckisnoexcuse on 07 Sep 2017, 22:25, edited 3 times in total.
Last edited by Luckisnoexcuse on 07 Sep 2017, 22:25, edited 3 times in total.
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Bunuel
According to the figure above, travelling directly from point A to point B, rather than from point A to point C to point B, would save approximately how many miles?
(A) 1
(B) 2
(C) 3
(D) 4
(E) 5
Attachment:
2017-08-24_1251.png
\(AB = \sqrt{BC^2 + AC^2} = \sqrt{164} = ~13\) (approx)
Approximate miles saved = 10+8-13 = 5
E
