sin (90° – A) and cos A are:
Different
Same
Not related
None of the above
Explanation:
By trigonometry identities.
Sin (90°-A) = cos A {since 90°-A comes in the first quadrant of unit circle}
sin (90° – A) and cos A are:
By trigonometry identities.
Sin (90°-A) = cos A {since 90°-A comes in the first quadrant of unit circle}
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sin (90° – A) and cos A are: |
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