Math Chapter 11

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Math Chapter 11

• Vocabulary

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• Line

3

• A collection of points that goes in both
  directions

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• Point

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• The specific location of an object

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• Ray

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• Has one end point goes on forever in the other
  direction

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• Line
• Segment

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• A part of a line that has 2 end points

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• Diameter

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• The distance across a circle
• (double the radius)

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• Circumference

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• Distance around the circle
• (3 xs diameter)

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• Polygon

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• A closed plane figure that has the made up of 3
  or more line

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• Vertex

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• The point where 2 sides of a polygon meet

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• Quadrilateral

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• 4 sided polygon

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• Triangle

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• 3 sided polygon

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• Pentagon

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• 5 sided polygon

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• Hexagon

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• 6 sided polygon

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• Octagon

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• 8 sided polygon

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• Intersecting
• Lines

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• Lines that pass through the same point

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• Square

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• 4 sided figure
• Quadrilateral - polygon

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• Rectangle

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• 4sided
• Quadrilateral - polygon

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• Parallel
• Line

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• 2 lines that never intersect

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• Radius

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• ½ the diameter from the center of the circle to
  the side

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• congruent

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Congruent

• Figures that have the same shape same size

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• Similar

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similar

• Figures that have the same shape

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• Symmetry

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• A figure whose 2 halves are congruent
• (it can be folded down the middle at match the
  other side)

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• Obtuse

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• Triangle that has an angle larger that 90 degrees

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• Acute

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• Triangle that has an angle smaller than 90 degrees

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• Right Triangle