

WordsPrinciples of design: unity, variety, balance, EMPHASIS, RHYTHM
STRUCTURE: RIGID / FLEXIBLE
Point Words: locus, intersect, vertex
Line Words: straight line, arc, line segment, ray
Polygon Words: triangle, square, pentagon, HEXAGON, octagon, decagon, DODECAGON, regular polygon, rhombus, parallelogram
ANGLE / SIDE (contour or edge) / PERPENDICULAR / BISECTOR / ALTITUDE / MEDIAN
Circle Words: center / radius / circumference / diameter / sector / chord
Triangle Words: BASE, HYPOTENUSE, ALTITUDE, MEDIAN, PYTHAGOREAN THEOREM
Kinds of triangles: PYTHAGOREAN, RIGHT, ISOSCELES, SCALENE, EQUILATERAL, OBTUSE, ACUTE
Polyhedron Words: sphere, cube, cone, cylinder, prism
5 PLATONIC SOLIDS: TETRAHEDRON, OCTAHEDRON, CUBE, DODECAHEDRON, ICOSAHEDRON
Pattern Words: Unit of repeat (MOTIF), TRANSFORMATIONS: slide, flip, rotate; SYMMETRY, AXIS
Directional Words: vertical / horizontal, diagonal, rotational
Kinds of geometry: PLANE GEOMETRY, SOLID GEOMETRY
History of Geometry
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