20. Given: Quadrilateral ABCD, with midpoints E, F, G, and H of the sides Prove: EF || HG PROOF H A E B D G C LL F 1. ? Statements 2. Draw AC 3. In AABC, EF || AC and in AADC, HG || AC 4. ? 1. Given Reasons 2. Through two points, there is one line 3. ? 4. If two lines are || to the same line, these lines are