14.how will you describe the diagonal of a rhombus? I.they are perpendicular II. they are congruen III. they bisect each other. A. IandII B. IIandII C. IandIII D. all of the above 15how will you describe the opposite angles of a quadrilateral? A. they are congruent B. they are supplementary C. they are complimentary D. they are unequal 16.with respect to the given angle, what is the ratio of the hypotenuse to the opposite side? a. sine B. cosine C. tangent D. cosecant