Black Friday: lifetime access is on a special offer in the app, until November 30. Black Friday: special offer on lifetime access, until November 30. Download
기하학은 도형과 그 속성을 연구하는 수학의 한 분야입니다.Giha-hak-eun dohyeong-gwa geu sogseong-eul yeongu-haneun suhak-ui han bunya-imnida.Geometry is a branch of mathematics that studies shapes and their properties.