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The number of vertices is *A. 5B. 7C. 8D. 10 |
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Answer» Answer: If A(-3, 5), B(-2, -7), C(1, -8) and D( 6,3) are the VERTICES of a ... 1/2 [-3×-10 -2×-2 +6×12] ... =1/2 [-2(-8-3)+1(3+7)+6(-7+8) |
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