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# In the xy plane, point p has coordinates (a,b) and point q

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Director
Joined: 10 Feb 2006
Posts: 654

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In the xy plane, point p has coordinates (a,b) and point q [#permalink]

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17 Sep 2006, 17:04
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In the xy plane, point p has coordinates (a,b) and point q has coordinates (c,d). What is the distance between P and Q?

(1) b - d = 4
(2) a - c = 3
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Manager
Joined: 28 Aug 2006
Posts: 243

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Location: Albuquerque, NM

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17 Sep 2006, 20:01

very easy

distance between two points is sqrt {(x1-x2)^2 + (y1-y2)^2}

Kudos [?]: 3 [0], given: 0

17 Sep 2006, 20:01
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# In the xy plane, point p has coordinates (a,b) and point q

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