Question
Sin60
Answers
Damon
30 60 90 triangle has sides 1, sqrt3, 2
( 1^2 + 3 = 2^2)
therefore
sin 30 = 1/2 = cos 60
sin 60 = sqrt3 / 2 = cos 30
( 1^2 + 3 = 2^2)
therefore
sin 30 = 1/2 = cos 60
sin 60 = sqrt3 / 2 = cos 30