19-10-2015
Mathematics

contestada

The area of a square garden is 1/81 km2. How long is each side?

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nikital nikital

20-10-2015

if the area of a square garden is 1/81km2
that means 2 sides were multiplied to find the area.
since it is a square all sides are the same, what number multiplied by itself equals 1/81...
1/9 x 1/9 equals 1/81
which means each side is 1/9km

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