document.write( "Question 1133263: PQR is a triangle, given that /PQ/=15m, /QR/=17m and /RP/=18m. Find the area of the triangle to the nearest whole number. \n" ); document.write( "
Algebra.Com's Answer #750436 by Edwin McCravy(20055)\"\" \"About 
You can put this solution on YOUR website!
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document.write( "Use Heron's formula:\r\n" );
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document.write( "First calculate \r\n" );
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document.write( "\"s=semiperimeter=%28PQ%2BQR%2BRP%29%2F2\"\r\n" );
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document.write( "Then use area formula:\r\n" );
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document.write( "\"area=sqrt%28s%28s-PQ%29%28s-QR%29%28s-RP%29%29%2F2\"\r\n" );
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document.write( "Area = 118.3215957 m2\r\n" );
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document.write( "You can go here:\r\n" );
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document.write( "https://www.mathwarehouse.com/geometry/triangles/area/herons-formula-triangle-area.php\r\n" );
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document.write( "Edwin
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