SOLUTION: The rectangular part of the field below is 140 yards long, and the diameter of each semicircle is 40 yards. Find the cost of reseeding the field at .70 per square yard.

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Question 141043This question is from textbook
: The rectangular part of the field below is 140 yards long, and the diameter of each semicircle is 40 yards. Find the cost of reseeding the field at .70 per square yard.This question is from textbook

Answer by ankor@dixie-net.com(12701) (Show Source):
You can put this solution on YOUR website!
he rectangular part of the field below is 140 yards long, and the diameter of each semicircle is 40 yards. Find the cost of reseeding the field at .70 per square yard.
:
Find the area of the two half circles, radius = 20
A =
A = 1256.637
:
Find the area of the rectangular portion:
A = 140 * 40
A = 5600
:
Total: 1256.637 + 5600 = 6856.637 sq yds
:
Cost: .7 * 6856.637 = $4799.65