색깔과 모양 - 선, 각도 및 곡선
"ray", "acute angle" 및 "arc"와 같은 영어로 된 선, 각도 및 곡선의 이름을 배우려면 이 단원을 읽으십시오.
리뷰
플래시카드
철자법
퀴즈
(geometry) an arbitrary straight line that passes through the center of a symmetrical object or around which an object spins
축
(geometry) a straight line that joins the opposite corners of a flat shape at an angle
대각선
(geometry) a shape that consists of a line alternating its direction to left and right
지그재그, 지그재그 (기하학에서)
a straight line that is terminated by a secondary line at each end, resembling the letter H
발비스, H자 형태의 선
a portion of a straight line that is defined by two distinct endpoints
선분, 직선의 일부
(mathematics) any of the pair of geometric figures such as lines or planes which do not meet or intersect
평행선
a line or structure that meets another at a right angle, creating a 90-degree intersection
직각선, 수직
a straight line that touches a curve or surface at exactly one point, known as the point of tangency
접선
a pair of adjacent angles formed by two intersecting lines, which add up to 180 degrees
선형 쌍
an angle that measures between 0 and 90 degrees, which is less than a right angle (90 degrees)
예각, 예각 얻
an angle that measures exactly 180 degrees, which is the same as a straight line
직각, 평면각
an angle that measures greater than 180 degrees but less than 360 degrees
반사각, 180도보다 큰 각
a complete revolution or turn around a fixed point or axis, covering a 360-degree angle
완전 회전, 전면적인 회전
an angle measured counterclockwise from the initial side of a reference angle in standard position, usually expressed in degrees or radians
양의 각, 시계 반대 방향으로 측정된 각
an angle measured clockwise from the initial side of a reference angle in standard position, usually expressed in degrees or radians
음수 각도, 시계 방향으로 측정된 각도
two angles that share a common vertex and a common side, but do not overlap, and are not in a straight line
인접각, 인접한 각도
the measure of the tilt between two lines or surfaces in two-dimensional space, typically given in degrees or radians
평면각, 평면의 각
a curved shape with narrow points at the ends that appears wider in the middle, like the shape of the moon in its first and last quarters
초승달, 크레센트
(geometry) a symmetrical open curve that is similar to the path of an object thrown into the air passes till it falls back to earth
포물선
a geometric curve formed by the intersection of a plane with two cones, resulting in two symmetrical branches
쌍곡선
a continuous curve that does not intersect itself, and can be traced without lifting the pen or pencil from the paper
단순 곡선
a curve that intersects itself, or has overlapping segments, requiring the pen or pencil to be lifted from the paper while tracing it
비단순 곡선, 자기 교차 곡선
a curve that does not intersect itself and has distinct endpoints, meaning it does not form a closed shape or loop
열린 곡선, 닫히지 않은 곡선
a curve that begins and ends at the same point, forming a closed loop
닫힌 곡선, 폐곡선