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02-07-2019
Mathematics

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Find the cosine of angle Z

Find the cosine of angle Z class=

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Luv2Teach Luv2Teach

02-07-2019

Answer:

[tex]cosZ=\frac{3}{5}[/tex]

Step-by-step explanation:

Cos of an angle by definition of its ratio is side adjacent/hypotenuse. The side adjacent to angle Z cannot be the hypotenuse, so it has to be 6. The hypotenuse is 10. Therefore,

[tex]cosZ=\frac{6}{10}=\frac{3}{5}[/tex]

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