Given: D is the midpoint of AB; E is the midpoint of AC. Prove: DE β₯ BC Complete the missing parts of the paragraph proof. Proof: To prove that DE and BC are parallel, we need to show that they have the same slope. slope of DE = = = slope of BC = Therefore, because , DE β₯ BC.
Accepted Solution
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the slopes are equal is right.Step-by-step explanation: