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A box is in the form of a cuboid whose external measures are 50 cm Ă 40 cm x 25 cm. Thebase, the side faces and back face are to be painted black. Find the area to be painted. |
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Answer» Area to be painted=Area of base + 2* area of sides+ area of back face=50*40+ 2*(40*25)+ (50*25)=2000+2000+1250=5250cm^2 |
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