WOLFRAM|DEMONSTRATIONS PROJECT

Triangles: Scalene, Isosceles, and Equilateral

The triangle is isosceles.

AB

≈

1.300

BC

≈

1

AC

≈

1.300

Drag the orange vertex to reshape the triangle.

A triangle is:

scalene if no sides are equal;

isosceles if two sides are equal;

equilateral if three sides are equal.