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Protractors For Dummies
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Protractors For Dummies

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Transcript

  • 1. Protractors for Dummies C.N. Colon David Ojeda De-Havaland Levy
  • 2. Step 1
    • Using a protractor will help you to identify angles
    • First draw an angle as displayed in the picture
  • 3. Step 2
    • Place protractor so that the zero line is directly on top of ray B
    • DO NOT DO IT THIS WAY
  • 4. Step 3
    • Align the center line of the protractor directly with the vertex of the angle
  • 5. Step 4
    • Now find the number on the protractor where ray A passes through the curved part of the protractor
  • 6. Step 5
    • Voila!
    • This angle measures 55 °
    • Now it’s your turn…