document.write( "Question 170232: 1. A triangular window of height 15 inches and base 21 inches is to be laminated with a sunblock coating that costs $1.22 per square inch to apply. What is the total cost of coating the window, to the nearest cent? (Hint: Area of Triangle: A = base*height/2) \n" ); document.write( "
Algebra.Com's Answer #125674 by checkley77(12844)\"\" \"About 
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a=15*21/2
\n" ); document.write( "a=315/2
\n" ); document.write( "a=157.5 in^2
\n" ); document.write( "1.22*157.2=$192.15 is the cost to coat the window.
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