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MathTrigonometry

ALEKS Trigonometry Answers: Evaluate tan 47°, cos 38°, and sin 76°

In degree mode, the requested values round to tan 47° = 1.07, cos 38° = 0.79, and sin 76° = 0.97.

Question

Use a calculator to evaluate each expression. Round your answers to the nearest hundredth.

  1. tan⁡47∘=‾\tan 47^\circ = \underline{\hspace{2cm}}
  2. cos⁡38∘=‾\cos 38^\circ = \underline{\hspace{2cm}}
  3. sin⁡76∘=‾\sin 76^\circ = \underline{\hspace{2cm}}

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Evidence boundary

These values apply only to 47°, 38°, and 76° interpreted in degree mode and rounded to the nearest hundredth as requested. Intermediate values were not rounded early; radian-mode inputs would produce different results.