Across
- 8. A line, ray, or segment that intersects 2 or more coplanar lines, ray or segments
- 9. Angles The angles that are adjacent to the interior angles
- 12. Angles Two angles that occupy corresponding positions
- 14. Angles The sum of the ______ ____ =180
- 15. Must have the opposite truth value to the original statement
Down
- 1. Polygon Polygons with congruent corresponding parts
- 2. Lines Lines that never intersect and slopes are the same
- 3. Triangle At least two sides are equal, at least 2 congruent sides
- 4. Triangle Circumcenter is outside
- 5. If a=b, then b=a
- 6. An argument that uses logic, definitions, properties, and previously proven statements to show that a conclusion is true
- 7. Lines Lines that intersect to form right angles and slope must both be negative and positive
- 10. Theorem The distance from the circumcenter to another point is always equal
- 11. Statement / A statement that can be written in if-then form
- 13. state the opposite of both the hypothesis and conclusion