Question

Find all four angles

Answer 1

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Answer 2

/_Aoc = /_ BoD (v.O.a)
/_Aoc +/_BoD = 284
/_Aoc + /_AoC =284 { /_Aoc = /_BoD }
2/_AoC = 284
/_Aoc = 284 / 2
/_Aoc = 142
/_Aoc = /_BoD = 142

/_Aoc + /_Boc = 180 ( L.p. )
142 + /_ Boc = 180
/_Boc = 180 - 142 = 38

/_ BoC = /_AoD = 38. ( v. o. a . )