Homework Help: Geometry Please Help!

Posted by Anthony on Tuesday, February 28, 2012 at 8:33pm.

Given triangle ABC with vertices A(-6, -2), B(2,8), and C(6, -2). Line AB has midpoint D, line BC has midpoint E, and line AC has midpoint F.
Which of the following statements is true?
1. ADEF is only a parallelogram
2. ADEF is a rhombus
3. ADEF is a rectable but not a parallelogram
4. ADEF is not a parallelogram

Geometry Please Help! - Steve, Wednesday, February 29, 2012 at 10:39am
(1) because while AD || EF, AD=6 and AF = √41

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