Triangles

What makes a triangle equilateral, isosceles, or scalene?

How are these triangles the same? How are they different? Manipulate the triangles by dragging their blue corner points. What happens to their side lengths?

New Resources

Hyperbolic Paraboloid
Angle Addition: Warm Up Exercises
apec
Random Polar Curve (3)
Trefoil Knot

Discover Resources

CCSS IP Math I 2.10.1 Example 1
Standard Deviations 標準差
Goniometric circumference
geogebra 4

Discover Topics

Plane Figures or Shapes
Power Functions
Addition
Derivative
Sine