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Question

John wants to decorate a cake box of dimension 10 cm × 12 cm × 6 cm. He will hot paint the base and lop. Find the area he will decorate.

  1. 126 cm2
  2. 264 cm2
  3. 132 cm2
  4. 172 cm2

The correct answer is: 132 cm2


    Area to be decorated = labral seerface area of cuboi
    =2(bh+hl)=2(12×6+6×10)
    =2(72+60)=2(132)
    =264cm2

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