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Sum of Interior angle measures

Author:Sheryl Hughes

Prove the Sum

Construct a triangle. Compute the sum of the interior angles.

New Resources

  • seo tool
  • רישום חופשי
  • Pathway to Proof: Triangle Angles
  • Focus and Directrix
  • Building Trapezoids with Set Areas

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  • math
  • Map Scales (1)
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  • Circular Cross Sections 2
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