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in the figure, ab | cd and leu alg/l
complete the following statements to prove that likl and 2/10 are supplementary angles.
it is given that leu 2g.
also, leu likl and lgi ellk, as they are corresponding angles for parallel lines cut by a transversal.
by the definition of congruent angles, mcell-mgamem2/ky and malem/
so, mzikl = m/lk by the
angle lk and l/ld are supplementary angles by the
so malk-mulld-180"
by the
harga mikl+ m2/10 - 1801
therefore, likl and 4ild are supplementary angles by definition,