A game requires its players to run around a square playground. Each side of the playground is 20 m long.
A game requires its players to run around a square playground. Each side of the playground is 20 m long. One player took 5 rounds around the playground. How many metres did he run altogether?
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Perimeter of a square
= 4 x length of one side
= 4 x 20
= 80 m
In one round 80 m.
So in 5 round
= 80 x 5
= 400
= 400 m
∴ He runs altogether = 400 m
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