Across
- 4. Consecutive ____ (or same side ___) are between the parallel lines and on the SAME side of the transversal.
- 7. The angles in a triangle that are NOT adjacent to an exterior angles are called ___ interior angles.
- 9. An angle ___ divides an angle into two congruent angles.
- 12. The symbol for ___ lines are two small vertical lines like this: ||
- 17. Angles that are on the same side of the transversal and sit in the same "location".
- 18. A line that intersects two lines is called a ___.
- 19. The ___ of the interior angles in a triangle is always 180 degrees.
- 20. Alternate interior angles are _________.
- 21. The ___ angles in an isosceles triangle are congruent.
Down
- 1. Alternate ___ angles are on opposite sides of the transversal and outside of the parallel lines.
- 2. The symbol for ___ lines is an upside down T.
- 3. Perpendicular lines form ___ angles.
- 5. The angle between the two congruent sides in an isosceles triangle is called the ___.
- 6. Angles formed by intersecting lines. These angles share a common vertex, but NOT a common side.
- 8. The ___ included between the base angles in an isosceles triangle is called the base.
- 10. Congruent angles have ____ measure.
- 11. The Exterior Angle ___ states that the sum of the remote interior angles is equal to the measure of the exterior angle.
- 13. The angle ____ postulate states that the sum of two adjacent angles is equal to the large angle created by the two angles.
- 14. The sum of the interior angles of a ___ is 360 degrees.
- 15. A linear pair of angles are both ____ and adjacent.
- 16. The two congruent sides in an isosceles triangle are called the ___.
