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  1. Home
  2. 12th grade
  3. Trigonometry
  4. Exercise : Calculate cos, sin and tan of an angle

Calculate cos, sin and tan of an angle Trigonometry

Find the \cos\left(a\right) in the following triangle:

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Find the \cos\left(a\right) in the following triangle:

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Find the \tan\left(a\right) in the following triangle:

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Find the \sin \left(a\right) in the following triangle:

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Find the \tan \left(a\right) in the following triangle:

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Find the \sin \left(a\right) in the following triangle:

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Find the \cos\left(a\right) in the following triangle:

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See also
  • Course : Right-triangle trigonometry
  • Exercise : Determine lengths in a right triangle using the Pythagorean theorem
  • Exercise : Determine if a triangle is right using the converse of the Pythagorean theorem
  • Exercise : Identify special right triangles
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