Questions and Answers
What is sin 30° (π/6)?
1/2
What is sin 45° (π/4)?
√2/2
What is sin 60° (π/3)?
√3/2
What is cos 30° (π/6)?
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What is cos 45° (π/4)?
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What is cos 60° (π/3)?
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What is tan 30° (π/6)?
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What is tan 45° (π/4)?
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What is tan 60° (π/3)?
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Study Notes
Sine Values
- sin 30° (π/6) equals 1/2
- sin 45° (π/4) equals √2/2
- sin 60° (π/3) equals √3/2
Cosine Values
- cos 30° (π/6) equals √3/2
- cos 45° (π/4) equals √2/2
- cos 60° (π/3) equals 1/2
Tangent Values
- tan 30° (π/6) equals √3/3
- tan 45° (π/4) equals 1
- tan 60° (π/3) equals √3
General Trigonometric Facts
- Sine and cosine values are derived from the position of angles in the unit circle.
- Each angle has a corresponding value for sine, cosine, and tangent in radians.
- Values for these trigonometric functions are commonly used in geometry and calculus.
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Description
This quiz features flashcards covering key trigonometric values of common angles. Each card provides the angle in both degrees and radians, along with its corresponding sine, cosine, and tangent values. Perfect for students looking to reinforce their understanding of trigonometric functions.
