



 
Hi, You need to use a calculator or find tables of trigonometric functions. Your computer may have a calculator. You can also use the calculator at Google. If you type sin(10 degrees) into Google's search engine it will respond
You need to ensure that the calculator is operating in degrees and not radians. For example if you enter sin(10) into Google it returns the sine of 10 radians. I hope this helps,  


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