Answer:
The answer to your question is the letter D.
Explanation:
Data
distance = radius = 40 ft
Circumference = ?
π = 3.14
Circumference is the border of a circle.
Formula
Circumference = 2πr
Substitution
Circumference = 2(3.14)(40)
Simplification
Circumference = 251.20 ft
Conclusion
The circumference of the playground is 252.20 ft