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Mathematics, 15.04.2021 16:20, love6155
5. Find the length of a side of an equilateral triangle when the perimeter is 57 cm.
A. 28.5 cm
B. 171 cm
C. none of the listed answers
D. 19 cm
![answer](/tpl/images/cats/otvet.png)
Answers: 3
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Do you know the correct answer?
5. Find the length of a side of an equilateral triangle when the perimeter is 57 cm.
A. 28.5 cm
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