Geometry Vocab

5. A polygon with four sides and four angles.
6. A part of a line that starts at a point and extends infinitely in one direction.
8. A figure formed by two rays with a common endpoint called the vertex.
10. Lines Lines in a plane that never intersect, no matter how far they are extended.
13. Lines Lines that intersect at a 90-degree angle, forming right angles.
14. Segment A part of a line consisting of two endpoints and all the points between them.
15. The measure of the size of a surface enclosed by a boundary.

1. A line segment connecting the center of a circle to any point on the circle.
2. A location in space, represented by a dot.
3. The point where two rays meet to form an angle.
4. A polygon with three sides and three angles.
7. A line segment that passes through the center of a circle, connecting two points on the circumference.
9. A set of points in a plane that are equidistant from a fixed point called the center.
11. A straight path that extends infinitely in both directions.
12. The distance around the edge of a two-dimensional shape.