Problem 20:
(first taught in L10)
If OA-OB-OC and if mZAOB = 9x + 20,
mZBOC = 7x - 6, a...
Mathematics, 23.05.2021 01:00 krys4281
Problem 20:
(first taught in L10)
If OA-OB-OC and if mZAOB = 9x + 20,
mZBOC = 7x - 6, and mZAOC = 142, then find
mZBOC.
Answers: 3
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