Parallel Proof
Coordinate proofs
Use the coordinates to prove which, if any, of the lines are parallel.
Construction Proof
Construct a line that passes through point C and is parallel to line AB. Prove that the lines are parallel.
Can you prove whether or not these lines are parallel? If so, how? If not, why not, and what additional information would allow you to prove it?
Can you prove whether or not these lines are parallel? If so, how? If not, why not, and what additional information would allow you to prove it?
Real World
You're the part of the company working for Denver to check for any adjustments needed to taxes, maps, property lines, and future construction projects. The city planners are looking at your work and ask you the above question. Give your explanation here.