Triangle Angle Word Problem 5

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Taught by YourMathGal
  • Currently 4.0/5 Stars.
5472 views | 1 rating
Part of video series
Meets NCTM Standards:
Lesson Description:

Sum of angles in a triangle, isosceles triangle, right triangle word problems involving angles in a triangle.

More free YouTube videos by Julie Harland are organized at http://yourmathgal.com

Questions answered by this video:
  • If 100, 105, and A are exterior, supplementary angles to the 3 angles in a triangle, what does A equal?
  • If the angles of a triangle are 120, 20, and B, what does B equal?
  • If 35 and A are supplementary angles, what does A equal?
  • Staff Review

    • Currently 4.0/5 Stars.
    This lesson goes through 3 more problems, using all of your knowledge of triangles and angle measures. These are slightly more challenging, and the third problem does not involve triangles at all, but simply your knowledge of angles. All steps involved in solving the 3 problems are shown.