Across
- 2. An angle measuring greater than 0 degrees and less than 90 degrees is _____ angle
- 3. two rays with a common endpoint.
- 5. opposite angles formed by the intersection of two lines
- 9. an angle that measure 90 degrees is ______ angle .
- 11. If the sum of two adjacent angles is 180º, then the non-common arms of the angles form a line. It is called ______ Axiom.
- 13. a portion of a line that extends from one point infinitely in one direction.
- 14. The sum of the angles of _______ is 180º.
- 15. An angle of more than 90° but less than 180° is called__________ .
Down
- 1. An angle which is greater than 180 but less than 360.
- 4. A triangle with all sides equal is known as _________ triangle.
- 6. a______ is a line which intersects two parallel lines.
- 7. two angles that have a common side and the same vertex, but do no overlap.
- 8. two lines are ____ if they intersect at right angles.
- 10. A triangle with two equal sides is called a ______ triangle.
- 12. Two line which will never meet are _______ lines ?