Question

Give me answer question number is 20,21,22 please help me

Answer 1

Answer:

20x4=80 is the perimeter

3.04

Step-by-step explanation:

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Answer 2

20.a. 1

b. 2

21.perimeter of square = 4s= 20m

so one side = 20/4= 5

22

8.40-5.36= 3.04