document.write( "Question 329424: Area of a sail. The area in square meters for a triangular
\n" ); document.write( "sail is given by A(x)=x^2+5x+6.
\n" ); document.write( "a) Find A(5).
\n" ); document.write( "b) If the height of the sail is x+3 meters, then what is
\n" ); document.write( "the length of the base of the sail?
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Algebra.Com's Answer #236202 by nyc_function(2741)\"\" \"About 
You can put this solution on YOUR website!
For part (a), replace every x that you see with 5 and simplify the function.\r
\n" ); document.write( "\n" ); document.write( "For part(b), A(x) = 1/2 times b time h, where A(x) = A(5), and h = x + 3.\r
\n" ); document.write( "\n" ); document.write( "Can you take it from here?
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