document.write( "Question 552047: in the accompanying diagram of Triangle ABC, AB is congruent to AC. The measure of Angle B is 40 degrees. What is the measure of Angle A? \n" ); document.write( "

Algebra.Com's Answer #360040 by edjones(8007) $\"\"$ $\"About$

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angle c=40 deg also because it is an isosceles triangle.
\n" ); document.write( "180-40-40=100 deg=angle a \n" ); document.write( "

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