x+53 theorem that can be use to prove the triangles congruent (SSS, SAS, AAS, ASA, HL). b. B m KM= NKL= KL= D C. B 16. Find the area of the shaded sector and the length of the arc of the shaded sector in terms of π. (10-1) 6 ft 120° ional figure that can be made from the net to the right.