11. B Find mAD. O 220" 12. Find the unknowns 70° RS

Question

Question

math geometry

Answer 1

Answer #1

MAB 2 140 2 2709 2 Since ODLAB m AD lym AD 2 360°-220° 2. [since 1/2mAB 12> from the figure: 70°+yº+85°= 180° 8° = 180° - 10°

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Answer 2

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