BBC

Area of squares, rectangles and compound shapes

The total area of a compound shape is found by adding up the areas of the rectangles that have created the whole shape. This may be done in more than one way. The calculation may use a subtraction of ...
PBS

Triangles, Rectangles and Squares

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PBS

Sew Simple with Rectangles & Squares Part Two

Nancy Zieman uses easy rectangles & fabric squares to make gifts with a decorator’s touch. Streamline sewing for modern projects with a little ingenuity. Hold-it Sacks for electronic devices, fabric ...
BBC

Area of squares, rectangles and compound shapes

There are 10 squares contained in this shape. The area of the shape is 10 cm 2. The area of each square is 1 cm 2. There are 12 squares contained in this rectangle. The area of the rectangle is 12 cm ...