Area of a Triangle

Instructions

1) Click and drag the vertices with your mouse to modify the triangle. 2) Use the slider to show what happens when we double the triangle and rotate it.

New Resources

Untitled
Average Value
Double Rodin Coil Style Torus
Billard V5.2 and V6
Visualizing the Pythagorean Identity with Sine and Cosine

Discover Resources

Dilations on the Coordinate Plane
Planes intersecting a sphere. Three different cases.
lucija 2)
สามเหลี่ยมพีทาโกรัส
p.1: 5:32

Discover Topics

Centroid or Barycenter
Quadratic Functions
Parallelogram
Upper and Lower Sum or Riemann Sum
Planes