1. Taylor Fritz Block 2geometry on the streets!

2. Point A point names a location and has no size and is represented by a dot.

3. Line (segment) A line segment is a part of a line consisting of two points and all points between them.

4. Plane A plane is a flat surface that has no thickness and it extends forever.

5. Angle An angle is a figure formed by two rays, or sides with a common endpoint.

6. Perpendicular Lines Perpendicular lines intersect at four 90 degree angles.

7. Parallel lines Parallel lines are coplanar and do not intersect.

8. Triangle A triangle is a closed plane figure having three sides and three angles.

9. Right Triangle A right triangle is a triangle with one right angle.

10. Pentagon A pentagon is a polygon having five angles and five sides.

11. Hexagon A hexagon is a polygon having six angles and six sides.

12. Square A square is a rectangle having all four sides of equal length.

13. Rectangle A rectangle is a four-sided plane figure with four right angles.

14. Trapezoid A trapezoid is a quadrilateral plane figure having two parallel and two nonparallel sides.

15. Parallelogram A parallelogram is a quadrilateral having both pairs of opposite sides parallel to each other.

16. Circle A circle is a closed plane curve consisting of all points at a given distance from a point within it called the center

17. Cylinder A cylinder is a surface or solid bounded by two parallel planes and generated by a straight line moving parallel to the given planes and tracing a curve bounded by the planes and lying in a plane perpendicular or oblique to the given planes.

18. Sphere A sphere is a solid geometric figure generated by the revolution of a semicircle about its diameter; a round body whose surface is at all points equidistant from the center.

19. Octagon An octagon is a polygon having eight angles and eight sides.

20. Polygon A polygon is a figure, esp. a closed plane figure, having three or more, usually straight, sides.

21. Equilateral Triangle An equilateral triangle is a three-sided regular polygon.