Question

the lengths of the sides of a triangle are shown. 8.73, 12.4, and 10.075. what is the perimeter of the triangle

Answer 1

31.205

Explanation:

The perimeter is the sum of the side lengths:

8.73 +12.4 +10.075 = 31.205

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If you're after an answer that has the appropriate precision (assuming these are measured values), that would be one that is rounded to 1 decimal place: 31.2.