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Angles

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  • An angle measure 360 Degree
    Full Rotation
  • What is the angle in the figure shown below?
    90°
  • An angle measures exactly 180°
    Straight Angle
  • An angle of more than 180 and less than 360°
    Reflex Angle
  • What is the angle in the figure shown below?
    75°
  • An angle measure exactly 90°
    Right Angle
  • An angle of more than 90° and less than 180°
    Obtuse Angle
  • An angle of less than 90°
    Acute Angle
  • How many degrees is this angle?
    45°
  • An instrument to measure angles
    protractor
  • Look at the diagram, what is the size of the angle for clockwise movement from East to West?
    180°