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Property- diagonals of a rhombus interest each other at 90* (10sq) = (6) sq +( d) sq (D ) sq=100- 36 =64 D =8 cm
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ur ans is wrong ans is 16 u forgot to double as u have couned half lenth of diagonal
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Applying pythagors name abcd to 4 corners and o at center so ao =half dioganol=12/2=6so by pythagoras aob right angle thre for other lenth of half dioganal=root of 10^2-6^2=8so total length =8*2=16
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