For an acute angle A , can cos A be larger than 1? Explain the answer.
For an acute angle A , can cos A be larger than 1? Explain the answer.
permaneceerc
2021-02-12
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coffentw
Answered 2021-02-13
Author has 103 answers
The cosine of an angle is the ratio of the side length adjacent the angle to the hypotenuse in right triangle
Since the hypotenuse is the longest side of a right triangle, the hyp>adj, which means than the cosine ratio is always less then 1.
Hence, cos A cannot be larger than 1.
Since the hypotenuse is the longest side of a right triangle, the hyp>adj, which means than the cosine ratio is always less then 1.
Hence, cos A cannot be larger than 1.
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