4) Find the perimeter of a square book of side 20 cm.
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Answered by
4
Answer:
80cm
Step-by-step explanation:
4*side - perimeter of a square
4*20
= 80
Answered by
2
We know,
Perimeter of Square=4×Side
=> 4×20 cm
=>80 cm
hence , perimeter=80 cm
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