The sum of the angles in a triangle?

トピック:角, 幾何

Move the slider GreenAngle to change the sizes of the angles. For different shapes of triangles what do you notice about the three angles? There are more things to try below.

新しい教材

Prism Drawn in 1-Point Perspective
Equation of Locus - Parabola
רישום חופשי
Reflection Across 2 Parallel Lines
seo tool

教材を発見

a^2-b^2
Square Construction Problem
Kettenlinien
power to the base!
Dong Lin's problem 5

トピックを見つける

不定積分
一次方程式
垂心
接線
べき関数