Question

value of cos 270°. explain step by step​

Answer 1

Answer:-If this case,then at 90 degrees,we will intersect the unit circle at rhe point(0,1) and at 270 degrees we will be at(0,-1).Given that,we can easily find the sine and cosine:-

sin(270°)=-1,cos(270°)=0,tan (270°)=-10=undefined........

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Answer 2

Step-by-step explanation:

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