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Introduction to Trigonometry
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What is trigonometry?
Trigonometry is a branch of mathematics that studies the relationships between the sides and angles of triangles.
Name the three main trigonometric functions.
The three main trigonometric functions are sine, cosine, and tangent.
Which type of triangle is trigonometry mainly concerned with?
Trigonometry is mainly concerned with right-angled triangles.
What do the letters 'SOH' in the mnemonic SOHCAHTOA stand for?
'SOH' stands for Sine equals Opposite over Hypotenuse.
What angle measure is most commonly used in basic trigonometry?
Degrees are most commonly used, but radians are also important in advanced studies.
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