document.write( "Question 1191752: ABCD is an isosceles trapezoid with bases AB̅̅̅̅ and DC̅̅̅̅, and median EF̅̅̅̅.
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Algebra.Com's Answer #823598 by greenestamps(13203)\"\" \"About 
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\n" ); document.write( "In an isosceles trapezoid, the two angles on each base are congruent, so in this trapezoid angles A and B are congruent, and angles C and D are congruent.

\n" ); document.write( "In an isosceles trapezoid, the measures of the angles on opposite bases are supplementary (add to 180 degrees). So in this trapezoid the measures of angles B and D add to 180 degrees.

\n" ); document.write( "Simple arithmetic....

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