Geometry

3. An angle that is exactly 180⁰.
4. These are 2 lines that would never cross or even get closer together.
6. An element of geometry that is represented with arrows on both ends to show that it is continuous.
8. An angle that is greater than 90⁰ but less than 180⁰.
10. These are 2 angles that form a right angle.
12. The unit used in measuring angles.
13. A tool curved into a half circle to measure an angle.
14. A term that has a Greek root meaning “measurement of earth.”
16. A kind of line that has a beginning but no end.
18. An angle that is exactly 360⁰.

1. A combination of 2 lines, specifically 2 rays, with a common starting point.
2. These are 2 lines that intersect at one point and would form right angles.
4. An element of geometry that gives a specific location and has no length, width, shape, or size.
5. A kind of line that has a beginning and end.
7. An angle that is greater than 180⁰ but less than 360⁰.
9. An element of geometry that is two-dimensional and takes at least 3 points to form.
11. These are 2 angles that form a straight angle.
15. An angle that is exactly 90⁰.
17. An angle that is less than 90⁰.