3 years ago

If sin x = 0.5 what is the value of cos X?round the value to the nearest thousandth

Mathematics

2 answers:

Mariana [72]3 years ago

8 0

Cos(arcsin(0.5)) = 0.866

Roman55 [17]3 years ago

6 0

Use the inverse button on your calculator in degree mode for this. Inverse sin of .5 gives you an x value of 30 (30 degree angle, that is). Now find the cos(30) and round. cos(30) = .866

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