Vocabulary for IELTS Academic (Band 6-7) - Geometry

(geometry) a solid or hollow shape with two circular bases at each end and straight parallel sides

(geometry) a round object that every point on its surface has the same distance from its center

(geometry) a closed shape with six straight sides and six angles

(geometry) a three dimensional shape with a circular base that rises to a single point

(mathematics) the ratio of the opposite to the adjacent side of a triangle that has one angle of 90°

a type of triangle that has two sides of equal length and two angles of equal measure

(geometry) a polygon consisting of eight straight sides and eight angles

in geometry, a pattern or shape that exhibits a twisting or spiraling motion, often characterized by continuous, curved lines forming a rotational or helical design

a point where two or more lines, edges, or rays meet to form an angle, or the point at which the sides of a polygon intersect

(geometry) a flat shape consisting of three or more straight sides

a geometric shape with five angles and five straight sides

(geometry) a flat polygon with ten straight sides and ten angles

a seven-sided plane shape consisting of seven line segments or edges that meet at seven interior angles

a three-dimensional shape similar to a stretched or compressed sphere

(geometry) a round 3D shape like a ball that is slightly flattened at the top and bottom points

a solid shape made of flat sides that fit together along their edges

an angle that measures either less or more that 90 degrees

a straight line from one side of a round object, particularly a circle, passing through the center and joining the other side

(geometry) the length of the external boundary of a curved shape, especially a circle

the length of a straight line drawn from the center of a circle to any point on its outer boundary