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"proof" of the triangle sum theorem

Autore:Zawierucha, Duane Habecker
This applet shows that the sum of the interior angles for ANY triangle is 180°.

Nuove risorse

  • Regular Star Polygons
  • Rule of Sarrus - Determinant of a 3×3 Matrix
  • גיליון אלקטרוני להעלאת נתוני בעיה ויצירת גרף בהתאם
  • Regular Polygons and Equivalent Triangles
  • apec

Scopri le risorse

  • Translations
  • Relationships in a Triangle - Slide 1
  • การแยกตัวประกอบของพหุนามดีกรีสอง
  • สุ่มโจทย์พหุนาม
  • Numeric 5 (make your angle)

Scopri gli argomenti

  • Congruenza
  • Problemi di ottimizzazione
  • Radici
  • Integrale indefinito
  • Circonferenza inscritta
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