find value of sin 22 1/2 Share with your friends Share 3 Varun.Rawat answered this Here is the link given below for the answer similar to your query :https://www.meritnation.com/ask-answer/question/what-will-be-the-value-of-cos-22-1-2-degree/trigonometric-functions/1094223 1 View Full Answer Rohit Patel answered this We can change the improper fraction to proper , then we getsin 45 i.e. 1/root 2so simple....Keep questioning...Have a good day -6