To find the perimeter of the shape made up of rectangles and squares, you would add up the lengths of all the sides of the shape.
Perimeter = 42cm + 42cm + 11cm + 11cm + 9cm + 10cm + 15cm
Perimeter = 140cm
Therefore, the perimeter of the shape is 140 cm.
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Part 1
Find the perimeter of the shape made up of rectangles and squares.
42 cm
42 cm
11 cm
11 cm
9 cm
10 cm
15 cm
1 answer