Exampleswith 각형.각형의 종류에는 삼각형, 사각형, 오각형이 있습니다.gakhyeong-ui jongryoeneun samgak-hyeong, sagak-hyeong, ogak-hyeong-i issseubnida.The types of polygons include triangles, quadrilaterals, and pentagons.