trig Flashcards
1
Q
sin
A
opposite / hypotenuse
y/r
2
Q
cos
A
adjacent / hypotenuse
x/r
3
Q
tan
A
opposite / adjacent
y/x
sin0/cos0
4
Q
square identities
A
sin^20 + cos^20 = 1
sin
opposite / hypotenuse
y/r
cos
adjacent / hypotenuse
x/r
tan
opposite / adjacent
y/x
sin0/cos0
square identities
sin^20 + cos^20 = 1