Q is a point in the interior of a rectangle ABCD. If \[\mathbf{QA}=\mathbf{4}\]cm, \[QB=3\]cm and \[\mathbf{QC}=\mathbf{5}\] cm, then the length of QD (in cm) is

Q is a point in the interior of a rectangle ABCD. If \[\mathbf{QA}=\ma

1.	Q is a point in the interior of a rectangle ABCD. If \[\mathbf{QA}=\mathbf{4}\]cm, \[QB=3\]cm and \[\mathbf{QC}=\mathbf{5}\] cm, then the length of QD (in cm) is
A.	\[4\sqrt{2}\]
B.	\[5\sqrt{2}\]
C.	\[\sqrt{34}\]
D.	\[\sqrt{41}\]
Answer» B. \[5\sqrt{2}\]

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Q is a point in the interior of a rectangle ABCD. If \[\mathbf{QA}=\mathbf{4}\]cm, \[QB=3\]cm and \[\mathbf{QC}=\mathbf{5}\] cm, then the length of QD (in cm) is

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