Question
The figure is made up of two squares A and B. The length of square A is equal to CE, and CE = ED. If the area of the shaded region is 49 cm2, find the length of square B.
3 m

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The figure is made up of two squares A and B. The length of square A is equal to CE, and CE = ED. If the area of the shaded region is 49 cm2, find the length of square B.