sin(cos^-1(3/5)) = sqrt(1 - cos^2(cos^-1(3/5))sin(cos−1(35))=√1−cos2(cos−1(35))
sin(cos^-1(3/5)) = sqrt(1 - (cos(cos^-1(3/5)))^2sin(cos−1(35))=√1−(cos(cos−1(35)))2
sin(cos^-1(3/5)) = sqrt(1 - (3/5)^2)sin(cos−1(35))=√1−(35)2
sin(cos^-1(3/5)) = sqrt(1 - 9/25)sin(cos−1(35))=√1−925
sin(cos^-1(3/5)) = sqrt(16/25)sin(cos−1(35))=√1625
sin(cos^-1(3/5)) = 4/5sin(cos−1(35))=45