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# 12-11-09

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• 1. Geometry in the Global Positioning System
Mariah Cherry
Block 4
• 2. Point
Point- An exact position or location on a plane’s surface.
• 3. Line Segment
Line segment-A line with a definite starting point and ending point.
• 4. Plane
Any flat, two-dimensional surface
• 5. Angle
The space within two lines diverging from a common point
• 6. Perpendicular Lines
Two lines or line segments that intersect each other at a 90 degree angle.
• 7. Parallel Lines
Lines that are on the same plane but do not intersect.
• 8. Triangle
A three sided polygon.
• 9. Right Triangle
A Triangle with one 90 degree angle
• 10. Pentagon
A five sided polygon.
• 11. Hexagon
Six sided polygon
• 12. Square
A quadrilateral with four congruent sides and four right angles
• 13. Rectangle
A quadrilateral with four right angles
• 14. Trapezoid
A four-sided figure with one pair of parallel sides
• 15. Parallelogram
A quadrilateral with two pairs of parallel sides
• 16. Circle
The set of points in a plane that are a fixed distance from a given point in a two –dimensional figure.
• 17. Cylinder
A three-dimensional figure with parallel, circular bases and a curved lateral surface that connects the bases.
• 18. Sphere
A set of points that are the same distance from a fixed point in a three-dimensional figure
• 19. Rectangular Pyramid
A pyramid that has a rectangular polygon and has lateral faces are congruent isosceles triangles
• 20. Cone
Three dimensional figure with a circular base and a curved lateral surface that meets on a point on the opposite base.