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In the \(xy\)-plane, point \(P\) has coordinates \((a, b)\) and point \(Q\) has coordinates \((c, d).\) What is the dist

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by Vincen » Mon Mar 22, 2021 8:18 am

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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) \(a - c = 3\)

Answer: C

Source: GMAT Prep
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