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2 votes
What is definition of cosine

2 Answers

2 votes
X/R. X value/hypotenuse. Opposite/hypotenuse.
answered
User Deepak S
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4 votes
Taken from Google- the trigonometric function that is same to the ratio of the side adjacent to an acute angle (in a right-angled triangle) to the hypotenuse.
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User Cwash
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