1. It's a rational number as it's written in fraction form.
2. It's a repeating because if you divide 62/495 you get 12.5252...(52 repeating)
What is the area the sprinkler can water?
Area = π r²
r = 18 feet
r² = r * r = 324
A = 3.14 * 324
A = 1017.36
A = 1017 square feet
It’s b I hope this work for you b.9 g.3 g.4