Geometry Vocabulary

2. It is a four-sided polygon. With four edges and four corners.
3. Is a part of a line that consists of one endpoint. All the points of the line are on one side of the endpoint.
9. Is two geometric figures. With a set of points, the figure has in common.
11. Is a three-dimensional figure. With a circular base and curved lateral area.
15. Is a three-dimensional figure. With two congruent circular bases that lie on parallel lines.
16. Is a polyhedron with six sides. Each side is a square.
17. It is an angle. That measures between 90 and 180.
18. Is the angles that lie on the same side of the transversal. These angles equal the same measure.
21. It is an angle. That is two coplanar angles that have a common side and a common vertex but no common interior points.
22. Is a convincing argument that uses deductive reasoning. It can be written into columns to prove a statement.
23. Is the ratio of the circumference to its diameter. The number is irrational and is approximately 3.14159.

1. Is the distance around the circle. You can find it by the formula 2pir.
4. Is formed by two rays with the same endpoint. The rays are the sides of the angles and the common endpoint is the vertex of the angle.
5. Is a quadrilateral. With two pairs of Parallel lines.
6. Is an angle ghat is inscribed on the circle. Its vertex of the angle is on the circle and the sides of the angle are chords of the circle.
7. Is an accepted statement of facts. For example, side-side-side.
8. Two angles that add up to 90. This is a right angle.
10. Is on a circle and it is a segment. Whose endpoints are on the circle.
12. Is the segment that contains the center of the circle. The endpoints are on the outside of the circle.
13. Is a geometric figure. That is made with only a straightedge and compass.
14. It is an angle. This angle measures between 0 and 90.
19. Is a statement that two ratios are equal. For example, 3/5=x/15/
20. Is a line, ray. That intersects a circle at two points.