Question

A circular swimming pool is 21 feet in

Answer 1

Answer:

G. 66 feet

Step-by-step explanation:

Circumference = pi × d

3.14 × 21

= 65.94 feet

Answer 2

Answer:

66 feet

Step-by-step explanation:

Mayra wants to place tiles on the edge of pool, i.e, on the circumference of the circular part

so the length required will be ,2πr

radius=21/2 feet=10.5feet

now req lenght = (2π10.5)=66 (feet)