Area of a Triangle - 26 April 2021

Instructions: 1. Use the sliders (red dots) to change the size of the triangle and its related rectangle. 2. Refer to your worksheet and use formula to find the area of:
  • rectangle: length breadth (base height)
  • triangle: base height
3. Record your calculations onto your worksheet. 4. Click on the checkboxes to check your calculation.

What do you notice about the area of a triangle and its related rectangle?