Internal angle sum of triangles

Author:mrsK

- Drag the vertices A, B, C to create different types of triangles. - Use the sliders to create copies of the same triangle and prove that the internal angles always add up to 180 degrees.

New Resources

Congruent Sides & Angles in △s: Exploration
Absolute Value Functions f(x)=a |x - h| + k
Untitled
גיליון אלקטרוני להעלאת נתוני בעיה ויצירת גרף בהתאם
Pythagorean Theorem: Quick Illustrator

Discover Resources

Example 1
DYME-A 4.1
EM 2012 P2 Q9
Complex Numbers 1
Modul 9H_YULIATI

Discover Topics

Addition
Intersection
Kite
Boxplot
Stochastic Process or Random Process