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Answer Key San Marcos DECO Admission Exam to the UNMSM University UNMSM - AREA OF A CIRCULAR SECTOR General ordinary entrance test to the national university of san marcos. C: ENGINEERING E: HUMANITIES AND LEGAL AND SOCIAL SCIENCES A: HEALTH SCIENCES B: BASIC SCIENCES D: ECONOMIC AND MANAGEMENT SCIENCES QUESTION 44: In the figure, AOB and COD are circular sectors. If the area of the circular sector AOB is 6 u2 and 3AC=4OA, find the measure of angle AOB. Resolution Area of a circular sector