document.write( "Question 1082492: An isosceles triangle is such that the vertical angle is four times the size of a base angle. What is the size of a base angle? \n" ); document.write( "
Algebra.Com's Answer #696564 by josgarithmetic(39618)\"\" \"About 
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x, measure of a base angle\r
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\n" ); document.write( "\n" ); document.write( "\"4x%2B2x=180\"
\n" ); document.write( "\"6x=180\"
\n" ); document.write( "\"x=30\"
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