Question

The side of an equilateral triangle measures 17/2 cm. Find 1/4 of the perimeter of the triangle.

Please answer step-by-step. ​

Answer 1

All sides of an equilateral triangle are equal

Perimeter of an equilateral triangle = 3 × length of sides

Perimeter = 3 × 17/2

Perimeter = 51/2 cm

1/4 of perimeter = 1/4 × 51/2

= 51/8cm = 6 3⁄8 cm

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