Mathematics · 3D Geometry
A(1, 2, -1), B(2, 5, -2), and C(4, 4, -3) are three vertices of a rectangle ABCD. What is the area of the rectangle?
- 1√68 square units
- 2√66 square units✓
- 39 square units
- 48 square units
Correct answer
√66 square units
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