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model area formulas for parallelograms, trapezoids, and triangles by decomposing and rearranging parts of these shapes;
Practice finding the area of different shapes with this set of 4 worksheets.
Practice applying math formulas with this area of a triangle worksheet.
Find the area of 16 triangles on the board and match the corresponding pieces to reveal a mystery picture.
Use this set of posters to teach how to find the area of 2D shapes.
A poster showing the area formula for different 2-D shapes.
Practice finding and comparing the area of a triangle with a game of WAR!
A 70-slide PowerPoint presentation containing a variety of quick warm-up activities.