Congruency, SMB-011 The diagram shows a circle with centre and radius 5 cm. The length of the arc is 9 cm. Lines drawn perpendicular to and at and respectively meet at . Prove that is congruent to . (2 marks) --- 5 WORK AREA LINES (style=lined) --- Show Answers Only Show Worked Solution COMMENT: Know the difference between the congruency proof of and . Incorrect identification will lose a mark.