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| 1. |
Find the area of rhombus of its vertices are A(3,0) B(4,5) C(-1,4) D(-2,-1) |
| Answer» {tex}\\sqrt{}{/tex}{3 - (-1)}2 + (0 - 4)2 + {4 - (-2)}2 +{\xa05 - (-1)}2{tex} \\sqrt{}{/tex}(3 + 1)2 + 16 + 36 + 36{tex}\\sqrt{}{/tex}16 + 16 + 36 + 36{tex} \\sqrt{}{/tex}104{tex} \\sqrt{}{/tex}2x2x262\xa0{tex} \\sqrt{}{/tex}26 | |