document.write( "Question 1077706: What is the length of angle b and angle a if given A = 150°, b = 4.8, a = 9.4?
\n" ); document.write( "b = 14.794 * degrees
\n" ); document.write( "C = 15.208 * degrees\r
\n" ); document.write( "\n" ); document.write( "does b = 2,219°?
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Algebra.Com's Answer #692171 by josgarithmetic(39617)\"\" \"About 
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\n" ); document.write( "What is the length of angle b B and angle a A if given A = 150°, b = 4.8, a = 9.4?
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\n" ); document.write( "\n" ); document.write( "One of those is already GIVEN; so you need not to solve for the angle at point A. \r
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\n" ); document.write( "\n" ); document.write( "Draw your triangle and label all of the parts. Understand, typically angle at point P will be opposite side p. Do NOT confuse upper and lower case variable names! You can expect angle at A is opposite side a.\r
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\n" ); document.write( "\n" ); document.write( "Use Law of Sines to find angle measure at point B.
\n" ); document.write( "\"sin%28150%29%2F9.4=sin%28B%29%2F4.8\"\r
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\n" ); document.write( "\n" ); document.write( "\"4.8%2Asin%28150%29%2F9.4=sin%28B%29\"\r
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\n" ); document.write( "\n" ); document.write( "\"sin%28B%29=%284.8%2F9.4%29sin%28150%29\"
\n" ); document.write( "Do you see that 150 degrees is \"180-30\" degrees and so the sine will be the same as for 30 degrees?\r
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\n" ); document.write( "\n" ); document.write( "\"sin%28B%29=%284.8%2F9.4%29%280.5%29\"\r
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\n" ); document.write( "\n" ); document.write( "\"highlight_green%28sin%28B%29=0.255191%29\"\r
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\n" ); document.write( "\n" ); document.write( "Angle measure at point B, \"highlight%28B=14.792%2Adegrees%29\"\r
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\n" ); document.write( "\n" ); document.write( "How to find angle measure at point C:
\n" ); document.write( "Sum of the interior angles must be 180 degrees.
\n" ); document.write( "\"A%2BB%2BC=180\"
\n" ); document.write( "\"C=180-A-B\"
\n" ); document.write( "\"C=180-150-14.792\"
\n" ); document.write( "\"highlight%28C=15.208%29\"\r
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\n" ); document.write( "\n" ); document.write( "Already explained in a previous question posting, that you can use Law of Sines again to find length c.\r
\n" ); document.write( "\n" ); document.write( "\"sin%28C%29%2Fc=sin%28A%29%2F9.4\"-----C and A are already known.\r
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\n" ); document.write( "\n" ); document.write( "\"sin%2815.208%29%2Fc=%280.5%29%2F9.4\"
\n" ); document.write( "solve for c.
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