SOLUTION: 1. A semicircular window of radius 15 inches is to be laminated with a sunblock coating that costs $0.85 per square inch to apply. What is the total cost of coating the window, to

SOLUTION: 1. A semicircular window of radius 15 inches is to be laminated with a sunblock coating that costs $0.85 per square inch to apply. What is the total cost of coating the window, to

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Question 212065: 1. A semicircular window of radius 15 inches is to be laminated with a sunblock coating that costs $0.85 per square inch to apply. What is the total cost of coating the window, to the nearest cent? (Use p = 3.14. Hint: Area of Circle: A = pr�)
Answer by rfer(16322) (Show Source): You can put this solution on YOUR website!
A=pir^2/2
A=3.14(15)^2/2
A=3.14(225)/2
A=353.25 sq in *0.85=$300.26
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