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Derive the formula for a parallelogram using only the formula for the area of a rectangle. It should make more sense for the student!

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Here are two different versions of a game where students roll dice to create rectangles and then find the area. In one version students count square units. In the second version they apply the formula for area.

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Area Notes and Practice Worksheet

This 4 page lesson includes a page that details the formulas for finding the area of a square, rectangle, triangle, parallelogram and trapezoid. The second and third pages are practice problems. Answer Keys included!

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Math Journal Sundays

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A handy chart for cutting sizes and finished sizes for cutting side and corner setting triangles for quilts. 2" through 23" in finished block size. DLW

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☆ Find Area and Perimeter of a Rectangle in the Real World | Common Core Math - YouTube

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