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# coordinate puzzle

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Joined: 10 May 2009
Posts: 68
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Kudos [?]: 26 [0], given: 11

coordinate puzzle [#permalink]  08 Jun 2009, 03:27
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In the rectangular coordinate system, are the points (a, b) and (c, d) equidistant from the origin?

(1) a/b = c/d

(2) (a^2)^1/2+ (b^2)^1/2 = (c^2)^1/2 + (d^2)^1/2

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Joined: 29 Aug 2007
Posts: 2497
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Kudos [?]: 556 [0], given: 19

Re: coordinate puzzle [#permalink]  08 Jun 2009, 19:01
prinits wrote:
In the rectangular coordinate system, are the points (a, b) and (c, d) equidistant from the origin?

(1) a/b = c/d

(2) (a^2)^1/2+ (b^2)^1/2 = (c^2)^1/2 + (d^2)^1/2

Check out here: distance-in-rectangular-coordinate-system-79105.html#p594797
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Re: coordinate puzzle   [#permalink] 08 Jun 2009, 19:01
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