Respuesta :

Given -

  • The perimeter of a quarter circle is 3.57
  • yards. ie, P = 3.57 yd

To find -

  • the quarter circle's radius

Solution -

We know to find the perimeter of the quarter of a circle we use the formula,

1/4 × circumference of the circle

= 1/4 × 2πr

= 1/4 × 2×3.14×3.57

= 2.8 yards