Rectangular Area of a Triangle

Topic:Area

Use the sliders or the "Proof" button to see how the area of a triangle relates to the area of a rectangle. Use the "Formula" button to reveal the area of a triangle.

New Resources

Slope Between 2 Points (Phase 2)
Slope and Road Signs
Fourier Lissajous (Mechanical)
Angle Addition: Warm Up Exercises
Rolling Circles and Polygons

Discover Resources

Theorem 11
Untitled
Exterior Angles of Polygon
Exercise: recognize text and calculate corresponding factor

Discover Topics

Isosceles Triangles
Integral Calculus
Pythagoras or Pythagorean Theorem
Division
Linear Functions