The sum of the lengths of the sides of a triangle with equal sides is 57 cm. Find the length of one side.
| February 8, 2021 | education
Based on the condition of the problem, we will take into account that all three sides of the triangle are of equal length (the figure is an equilateral triangle). Thus, in order to find the length of one side, we just need to divide the perimeter of the figure by the number of its sides.
57: 3 = 19
Answer: The side length of an equilateral triangle is 19 cm.
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