Meaning of the word cosine in English
What does cosine mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.
cosine
US /ˈkoʊ.saɪn/
UK /ˈkəʊ.saɪn/
Noun
the trigonometric function that for an acute angle is the ratio between the leg adjacent to the angle and the hypotenuse
Example:
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The cosine of a 60-degree angle is 0.5.
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You need to use the cosine rule to solve this triangle.