a rectangular block of chocolate has a length of 12cm and a width of 9cm .what is the perimeter of the chocolate?​

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1. Given:

   • Length of the block = 12 cm
   • Width of the block = 9 cm

   To Find:

   • The perimeter of the block.

   EXPLANATION

   The perimeter of a figure is the sum of all the lengths of the boundary of the figure.

   Perimeter of a rectangular figure = 2 (Length + Width)

   SOLUTION:

   Find the perimeter of the rectangular block of chocolate:

   Perimeter = 2(Length + Width)

   Perimeter = 2 ( 12 + 9)

   Perimeter = 2 (21)

   Perimeter = 42 cm

   Answer: The perimeter of the block of chocolate is 42 cm.

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