Question

Find 3/4 of the perimeter of an equilateral triangle of side 3 1/2 .

Answer 1

perimeter of equilateral triangle = sum of all sides

= 3.5 + 3.5 + 3.5

= 10.5

3/4th of perimeter = 3/4 * 10.5

= 30.5/4

= 7.625 [Answer]

Answer 2

Answer:

perimeter of triangle = sum of all sides

3 1/2 = 3.5 +3.5+3.5 = 10.5

3/4 of perameter =3/4×10.5

30.5/4

7.625

Step-by-step explanation:

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