Iwill award
given: ac = ab, cd = de
m∠abc = 70°, m∠ ecb = 35°
pro...
Mathematics, 18.10.2019 05:00 nakeytrag
Iwill award
given: ac = ab, cd = de
m∠abc = 70°, m∠ ecb = 35°
prove: de ║bc
m∠acb = m∠ by reason ( base angles theorem, exterior angle theorem, supplementary angles, vertical angles theorem ) - choose one
Answers: 1
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