This Right Triangles Finding Trig Ratios - Sine, Cosine, and Tangent Task card activity comes with optional QR and works well with small groups or partners. What's Included? 2 sets of 32 Task Cards, one with QR codes and one without. Students find trigonometric ratios from a given right triangle. The triangles pictured are not drawn to scale. They also are not all ABC triangles. Various variables are used for the vertices. This way students do not memorize b over c, or a over b. They mus