Question
The figure, not drawn to scale, is made up of 3 squares, H, J and K. The length of one side of square H is twice the length of one side of square J. The length of one side of square J is twice the length of one side of square K. If the length of square J is 12 cm, find the area of the shaded parts of the figure.
4 m

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The figure, not drawn to scale, is made up of 3 squares, H, J and K. The length of one side of square H is twice the length of one side of square J. The length of one side of square J is twice the length of one side of square K. If the length of square J is 12 cm, find the area of the shaded parts of the figure.