Page 119 - NUMINO Challenge_B1
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Type 13-2 Perimeter of a Combined Shape

The shape below is pieced together by 7 pieces of origami paper,
without overlapping. The side of each piece of origami paper is
4 cm long. What is the perimeter of the shape’s perimeter?

1 How are the 7 pieces of origami paper combined to create the shape
below? Draw lines to show each piece of origami paper.

2 The sum of the blue sides is 4 times the side of each square. What is the
sum of the blue sides? What is the sum of the green sides?

3 What is the perimeter of the shape above?
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