Question
Betty painted a grey square on rectangle VWXY as shown. The length of WX is twice of ZX. The length of VY is 12 of VW. Find the area of the unpainted part of the rectangle VWXY.
4 m

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Betty painted a grey square on rectangle VWXY as shown. The length of WX is twice of ZX. The length of VY is 12 of VW. Find the area of the unpainted part of the rectangle VWXY.