Question: 12. Angle 0 lies in quadrant 4. Without using a calculator, state if EACH ratio is valid. . Explain your reasoning for each one. (6

12. Angle 0 lies in quadrant 4. Without using a calculator, state if EACH ratio is valid. . Explain your reasoning for each one. (6 marks) a) sino = .8024 b) cos0 = 1.2347 C) tand = -2.5726

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