Angles

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Angles
By Sara Mileski
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What is an angle?
An angle is formed when two rays share the same
endpoint.
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What is a ...

• Line- extends forever in both directions
• Ray- begins at a certain point and extends
  forever in one direction
• Line Segment- does not extend forever, but has
  two distinct endpoints
• Endpoint- point where the ray begins
• Vertex- the point where the rays intersect

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Games
Concentration- Its like memory Match- Try
matching the words with there definitions Flash
Cards- I think you know what to do Word Search-
Can you find the words?
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Types

• Right
• Obtuse
• Acute

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Right
A right angle is an angle measuring 90 degrees
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Obtuse
An obtuse angle is an angle measuring between 90
and 180 degrees.
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Acute
An acute angle is an angle measuring between 0
and 90 degrees.
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Helpers
Worksheet http//ellerbruch.nmu.edu/classes/CS255
F04/cs255students/smileski/P13/worksheet.pdf Work
sheet Answers http//ellerbruch.nmu.edu/classes/C
S255F04/cs255students/smileski/P13/worksheetanswer
s.pdf Quiz http//ellerbruch.nmu.edu/classes/CS2
55F04/cs255students/smileski/P13/quiz.pdf Quiz
Answers http//ellerbruch.nmu.edu/classes/CS255F0
4/cs255students/smileski/P13/quizanswer.pdf