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40 points!

KLMN is a parallelogram,

KA− angle bisector of ∠K

LA− angle bisector of ∠L

Prove: m∠KAL = 90°


m∠LKN + m∠___ = ___ by rule: ____


rules are:

Complementary angles

Corresponding angles

Sum of angles theorem

Supplementary Angles

40 pointsKLMN is a parallelogramKA angle bisector of KLA angle bisector of LProve mKAL 90mLKN m by rule rules areComplementary anglesCorresponding anglesSum of class=