document.write( "Question 246815: What is the measure of the vertex angle of the isosceles triangle if one of its base angles measure 56 degrees?
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Algebra.Com's Answer #180145 by richwmiller(17219) $\"\"$ $\"About$

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an isosceles triangle has two angles (base) equal.
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\n" ); document.write( "now what is the third angle? how many degrees in all three interior angles?\r
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