homework help! thanks?
K.C. needs fertilizer for a circular garden that is 8 feet in diameter. One bag of
fertilizer covers 41 square feet. What is the area of the garden to the nearest
square foot and how many bags of fertilizer will he need?
A) 280 square foot—6 bags
B) 201 square foot—5 Bags
C) 100 square foot—3 Bags
D) 125 square foot—4 Bags
E) 50.24 square foot—2 Bags
- 9 years agoFavorite Answer
Area of a circle is pi*(r^2) where r is the radius.
Diamater = 8 feet.
So radius = diameter/2 = 8/2 = 4
pi = 3.14 (approx)
so the garden's area is 3.14 * (4 * 4) = 50.24
So the answer is E.
- 9 years ago
B) 201 square ft - 5 bagsSource(s): calculator, math formula chart