What is the circumference of the pool?
62.8 feet
31.4 feet
200 feet
125.6 feet

Answer:
62.8 feet
Step-by-step explanation:
circumference = Pi multiplied by diameter
diameter is radius multiplied by 2
diameter is 10 multiplied by 2
diameter is 20
circumference = Pi multiplied by diameter
circumference = 62.8