RosieO740793 RosieO740793

04-11-2022
Mathematics

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If 0 degrees greater than or equal to 0 90 degrees and cos = 11/15 what is the value of sin ( 90-0)

If 0 degrees greater than or equal to 0 90 degrees and cos 1115 what is the value of sin 900 class=

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KiyaanM471910 KiyaanM471910

04-11-2022

We have to use the following trigonometric identity

[tex]\sin (90-\theta)=\cos \theta[/tex]

Given that

[tex]\cos \theta=\frac{11}{15}[/tex]

We just have to substitute

[tex]\sin (90-\theta)=\cos \theta=\frac{11}{15}[/tex]

Hence, the answer is A.

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