Google Classroom
GeoGebraGeoGebra Classroom

Area of Triangles

  • Drag the point to the end of the slider, to cut triangle ABC in two right triangles, and to move these triangles.
  • Return the slider back to the original position and drag points A, B and C to change the original triangle, then move the point on the slider again.
  • What is the relationship between the area of the original triangle and the area of the rectangle after rearranging the parts?