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Angles

Angles

  1. Right Angle = 90 degrees
  2. Acute Angle = less than 90 degrees
  3. Obtuse Angle = more than 90 degrees
  4. Straight Angle = 180 Degeess = 2 right angles= straight line
  5. Circle = 360 degrees = 4 right angles


Vocabulary Words

  1. Angle -  formed by 2 rays that meet at the same endpoint
  2. Degree- an angle is mesured in  Degrees
  3. Protractor - a tool used to measure an angle, the scale of a protractor is marked 0 degree to 180 degree
  4. Ray - a part of the line that starts at one endpoint and goes on without end in the other direction
  5. Vertex - common endpoint