the figure show a rectangular piece of paper and then the save paper with the pieces cut out of it work out the perimeter of a and then use it to find that of others as shown in b.
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Answer:
22cm
Step-by-step explanation:
peri meter of part of a= 1+2.5+3+2.5+1= 10 cm
peri meter of part of b= 1+2.5+3+2.5+1= 10 cm
perimeter of the middle = 1+1= 2 cm
total perimeter= 10+10+2
22cm
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