Question

A milk chocolate bar made of twelve equal –sized rectangular pieces has an area of 144 square centimetres. a) What are the dimensions of each rectangular piece? b) What is the perimeter of the whole chocolate bar? c)If the surface area of the packaging that holds the chocolate bar is 388 square centimetres, what is the height of the chocolate bar?d)If you wanted to melt the chocolate bar into liquid form to make hot cocoa, how many cubic centimetres of water would be added to fill a mug that holds 400 cubic centimetres?

Answer 1

Answer:

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