Find sin a and cos if x = 4, and y=1. Ja x De B o...

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Find sin a and cos if x = 4, and y=1. Ja x De B o a. sin a= b. sin a = 1 1 cos B= 17 4 cos B= 17 17 4 OC. sin a= cos= 17 17 Find sin a and cos if x = 4, and y=1. Ja x De B o a. sin a= b. sin a = 1 1 cos B= 17 4 cos B= 17 17 4 OC. sin a= cos= 17 17