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kkurt [141]
3 years ago
7

A square fence has an area of 81 cm sq. What is the length of each side?

Mathematics
2 answers:
Alexxandr [17]3 years ago
6 0
The area of the square is 81, thus the equation is x² = 81. Then square root each side because the opposite of square. so the square root of 81 is 9, therefore the length of each side of the square is 9.
BartSMP [9]3 years ago
3 0

Answer:

9 cm

Step-by-step explanation:

\sqrt{81}  = 9

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