Math Vocabulary

3. A polygon with all interior angles measuring less than 180 degrees
5. A closed plane figure with at least three straight sides
8. Intersecting at right angles
11. Two angles that lie in the same plane and have a common vertex and a common side but have no common interior points
12. Two nonadjacent angles formed by intersecting two lines
14. A transformation that preserves distance and angle measure
15. Two angles with measures that have a sum of 90 degrees
17. The distance around a circle

1. Two angles with measures that have a sum of 180 degrees
2. A polygon with one or more interior angles with measures greater than 180 degrees
4. The area outside of the two rays of an angle
6. The area between the two rays of an angle
7. A ray or segment that divides an angle into two congruent angles
9. The common endpoint of the two rays that form an angle
10. An angle that measures 180 degrees
13. A pair of adjacent angles with noncommon sides that are opposite rays
16. Two angles that have the same measure