5.5: Radians - Small Angle Approximations Flashcards
1
Q
When θ is small and measured in radians…
sin θ =
A
θ
2
Q
When θ is small and measured in radians…
tan θ =
A
θ
3
Q
When θ is small and measured in radians…
cos θ =
A
1 - θ^2 / 2
