If exterior angle of a polygon is 72°, what is the number of its sides? A 4 B 6 C 5 D 8 If exterior angle of a polygon is 72°, what is the number of its sides? Correct Answer 5 Bissoy MCQ Team Jun 06, 2023 উচ্চতর গণিত সমতলে বস্তুকণার গতি (Motion of particles in a plane) Bangladesh University of Professionals (BUP) Faculty of Business Studies(FBS) 2020-2021