1. The ratio to the hypotenuse to the adjacent side of an angle is defined as a. Secant b. cosine c. sine d. cosecant 2. With respect to the given angle, what is the ratio of the adjacent side to the hypotenuse? a. Sine b. cosine c. tangent d. cotangent 3. With respect to the given angle, what is the ratio of the opposite side to the adjacent side? a. Sine b. cosine c. tangent d. cotangent