Problem 140 of 7
Disprove the geometric claim using coordinate evidence: A(0,0), B(2,0), C(2,2), D(0,1) form a square.
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compute one failed property.
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Disproof must compute one failed necessary property.
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Solution
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1. Identify a necessary property of the claim.
2. Compute the relevant distance, slope, midpoint, or substitution.
3. Show the property fails.
Use the worked steps, then substitute the final answer back into the original relationship to confirm it satisfies the prompt.
Vague disagreement without calculation.