Matching Pairs Trig Functions Matching GameOnline version Match trigonometric concepts and definitions in this fun and educational game! by Chantel 1 Tangent 2 Cosine 3 Hypotenuse 4 TOA 5 Inverse Trigonometry 6 Trigonometry 7 Opposite 8 Sine 9 CAH 10 SOH 11 Adjacent Opposite over Hypotenuse Used to find a missing side. Used to find a missing angle. Adjacent over Hypotenuse tan=opp/adj Side across from right angle. Opposite over Adjacent sine=opp/hyp Side across from angle. cos=adj/hyp Side next to angle.