document.write( "Question 1152046: What are the angle measure of the triangle if the measures are 21, 7 sqrt 3, and 14 sqrt 3? \n" ); document.write( "
Algebra.Com's Answer #773945 by MathLover1(20850)\"\" \"About 
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What are the angle measure of the triangle if the measures are \r
\n" ); document.write( "\n" ); document.write( "\"a=21\"
\n" ); document.write( "\"b=7sqrt%283%29=12.12\"
\n" ); document.write( "\"c=14sqrt%283%29=24.25\"\r
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\n" ); document.write( "\n" ); document.write( "Angle ∠ \"A+=cos%5E-1%28%28b%5E2%2Bc%5E2-a%5E2%29%2F2bc%29\"\r
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\n" ); document.write( "\n" ); document.write( "Angle ∠ \"A+=cos%5E-1%28%2812.12%5E2%2B24.25%5E2-21%5E2%29%2F%282%2A12.12%2A24.25%29%29\"\r
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\n" ); document.write( "\n" ); document.write( "Angle ∠ \"A+=cos%5E-1%28293.96%2F587.82%29\"\r
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\n" ); document.write( "\n" ); document.write( "Angle ∠ \"A+=1.04711\" rad\r
\n" ); document.write( "\n" ); document.write( "Angle ∠ \"A+=59.995\"° = \"59\"°\"59\"'\"41\"\"....round it\r
\n" ); document.write( "\n" ); document.write( "Angle ∠ \"A+=60\"° \r
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\n" ); document.write( "\n" ); document.write( "Angle ∠ \"B+=+cos%5E-1%28%28a%5E2%2Bc%5E2-b%5E2%29%2F2ac%29\"\r
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\n" ); document.write( "Angle ∠ \"B++=cos%5E-1%28%2821%5E2%2B24.25%5E2-12.12%5E2%29%2F%282%2A21%2A24.25%29%29\"\r
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\n" ); document.write( "Angle ∠ \"B++=cos%5E-1%28882.17%2F1018.5%29\"\r
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\n" ); document.write( "\n" ); document.write( "Angle ∠ \"B++=0.52336\" rad\r
\n" ); document.write( "\n" ); document.write( "Angle ∠ \"B++=29.986\"° = \"29\"°\"59\"'\"11\"\"......round it\r
\n" ); document.write( "\n" ); document.write( "Angle ∠ \"B++=30\"°\r
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\n" ); document.write( "\n" ); document.write( "Angle ∠ \"C+=cos%5E-1%28%28a%5E2%2Bb%5E2-c%5E2%29%2F2ab%29\"\r
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\n" ); document.write( "\n" ); document.write( "Angle ∠ \"C+=cos%5E-1%28%2821%5E2%2B12.12%5E2-24.25%5E2%29%2F%282%2A21%2A12.12%29%29\"\r
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\n" ); document.write( "\n" ); document.write( "Angle ∠ \"C+=cos%5E-1%28-0.1681%2F509.04%29\"\r
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\n" ); document.write( "\n" ); document.write( "Angle ∠ \"C+=1.57113\" rad\r
\n" ); document.write( "\n" ); document.write( "Angle ∠ \"C+=+90.019\"° = \"90\"°\"1\"'\"8\"\"......round it\r
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\n" ); document.write( "\n" ); document.write( "Angle ∠ \"C+=+90\"°\r
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