Area Formulas

Edward Knote, Rose Neal, Nov 18, 2017

Let's review the formulas for area of polygons and circles.


  • 1. Area of a Rectangle
  • 2. Area of A Parallelogram
  • 3. Area Of A Triangle
  • 4. Area of a Trapezoid
  • 5. Area of a Circle
  • 6. Circle Area Dissection

1.

Area of a Rectangle

In this worksheet you will investigate the area of a rectangle.
Investigation:[br]1) Move the sliders Base and Height and describe what happens to the image.[br] 2) What relationship does the number of squares have with the area of the rectangle?[br] 3) Is there a way to find the number of square with out counting them?[br] 4) What conjecture can you make about the formula for area of a rectangle?
– Edward Knote

2.

–

3.

–

4.

–

5.

–

6.

–

Information