Mathematics, 19.10.2019 01:30 juanchylj

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

Iwill award given: ac = ab, cd = de m∠abc = 70°, m∠ ecb = 35° pro

Answers: 1

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You know the right answer?

Iwill award

given: ac = ab, cd = de
m∠abc = 70°, m∠ ecb = 35°

pro...