document.write( "Question 894480: in triangleABC ,AB=AC , ANGLE A=5X+20' & ANGLE B =2/5TH OF ANGLE A .FIND THE MEASURE OF ANGLE A
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Algebra.Com's Answer #542384 by Fombitz(32388) $\"\"$ $\"About$

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Since $\"AB=AC\"$ , then $\"B=C\"$ ,
\n" ); document.write( " $\"A%2BB%2BC=180\"$
\n" ); document.write( " $\"A%2B%282%2F5%29A%2B%282%2F5%29A=180\"$
\n" ); document.write( " $\"A%289%2F5%29=180\"$
\n" ); document.write( " $\"A=180%285%2F9%29\"$
\n" ); document.write( " $\"A=100\"$ $\"degrees\"$
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