4 Written Questions

1. an example that shows the conjecture is false
2. The distance from A to B, or the length or AB
3. a(r)ⁿ⁻¹
4. a+(n-1)d

4 Multiple Choice Questions

1. are points that lie on the same plane
   1. coplanar points
   2. collinear points
   3. conjecture
   4. counterexample
2. looking for patterns and making conjectures is part of this process
   1. counterexample
   2. inductive reasoning
   3. collinear points
   4. conjecture
3. an unproven statement that is based on observations
   1. conjecture
   2. counterexample
   3. AB
   4. coplanar points
4. If b is between A and C, then AB+BC=AC. If AB+BC=AC, the B is between A and C.
   1. the distance formula
   2. collinear points
   3. segment addition postulate
   4. coplanar points

3 True/False Questions

1. collinear points → are points that lie on the same line

   True        False

2. the distance formula → a formula for computing the distance between two points in a coordinate plane
   *d=√ (x₂ - x₁)² + (y₂ - y₁)²

   True        False

3. postulate (axiom) → are points that lie on the same plane

   True        False