SB8yb6LN
3.0
CCSS.Math.Content.HSF-TF.A.3
(+) Use special triangles to determine geometrically the values of sine, cosine, tangent for π/3, π/4 and π/6, and use the unit circle to express the values of sine, cosine, and tangent for π-x, π+x, and 2π-x in terms of their values for x, where x is any real number.
611
2020-12-17T17:26:58.738433Z
2020-12-17T17:26:58.738461Z
4