The point P(8, 6) is on the terminal side of ?. Evaluate sin ?.

Question

Help me solve this please and show work please :) so i can understand it thanks 

Answer 1

We can draw a right trangle bases on point p, the length of two sidex will be 6,8. According to pythagoren theorm, we can the hyp which should be 10. So p is on theterminal side of quandrant 1, sin will be 8/10, simplify this 4/5.