Question
The diagram shows a rectangle XYAV, which is made up of square XYZW and rectangle WZAV. Figure B, C and D are squares and the area of square D is 16 cm2. The area of square B is 23 of the shaded area in rectangle WZAV and WE = EZ. Find the unshaded area of rectangle WZAV.
4 m

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The diagram shows a rectangle XYAV, which is made up of square XYZW and rectangle WZAV. Figure B, C and D are squares and the area of square D is 16 cm2. The area of square B is 23 of the shaded area in rectangle WZAV and WE = EZ. Find the unshaded area of rectangle WZAV.