document.write( "Question 733743: How would I be able to determine 89 degrees using the simple 3-4-5 carpenter's method of measure? (60\" = 90 degrees) \n" ); document.write( "
Algebra.Com's Answer #448584 by Alan3354(69443)\"\" \"About 
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How would I be able to determine 89 degrees using the simple 3-4-5 carpenter's method of measure? (60\" = 90 degrees)
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\n" ); document.write( "You can measure a distance from the corner, eg, 60\"
\n" ); document.write( "The longest side of the triangle can be calculated using the Cosine Law:
\n" ); document.write( "\"s%5E2+=+60%5E2+%2B+60%5E2+-+2%2A60%2A60%2Acos%2889%29\"
\n" ); document.write( "\"s%5E2+=+7200+-+125.657\"
\n" ); document.write( "s =~ 84.11\"
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