Answer:
a 1017.36 , 113.04 b , circumference, c. area
Step-by-step explanation:
c= circumference
a = area
c, is the perimeter of the circle
a, is the area of the circle
18 is the radius
d= diameter r= radius pi = 3.14 or whatever they tell you what pi is d = r
area formula
pi x ( r x r)
circumference formula
(d or r x2) x pi
PLUG IT IN
pavement is around, so circumference
covered is inside, so area
hope i can help !
