If the perimeter of an equilateral triangle is 12 inches ,what is the side length

4 in.

Step-by-step explanation:

By definition of a equilateral triangle, all sides and interior angle measurements are congruent.

Essentially, all interior angles = 60°

By definition of a triangle, a triangle has 3 sides. It is given that the total measurement of the sides is 12. Divide 12 with 3: 12/3 = 4

4 inches is the side length.

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4

Step-by-step explanation:

12 ÷ 3 = 4

all the sides are equal

y=1

Step-by-step explanation:

it is in the middle of the maximum and minimum.