Question
The figure, not drawn to scale, is made up of 3 squares, J, K and L. The length of one side of square J is twice the length of one side of square K. The length of one side of square K is twice the length of one side of square L. If the length of square K is 18 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, J, K and L. The length of one side of square J is twice the length of one side of square K. The length of one side of square K is twice the length of one side of square L. If the length of square K is 18 cm, find the area of the shaded parts of the figure.