| Range of Terms (top 100 most frequently used) |
Total | Textbook series (usage code) | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | ||
| ALTITUDE (TRIANGLE) | 11 | 4 | 4 | 4 | 4 | 3 | 4 | 4 | 4 | 4 | 4 | 4 | *- |
| ARC | 11 | 3 | 4 | 3 | 3 | 3 | 4 | 4 | 3 | 4 | 4 | 4 | *- |
| AREA OF TRIANGLE | 11 | 4 | 3 | 4 | 4 | 4 | 4 | 4 | 4 | 3 | 4 | 4 | *- |
| BISECTING AN ANGLE | 11 | 4 | 3 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | *- |
| CENTER (CIRCLE) | 11 | 3 | 3 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | *- |
| CENTRAL ANGLE | 11 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | *- |
| CHORD | 11 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | *- |
| CONGRUENT (LINES) | 11 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 2 | 4 | 4 | *- |
| CONGRUENT TRIANGLES | 11 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | *- |
| CONVEX POLYGON | 11 | 4 | 3 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | *- |
| COORDINATE (COORDINATE SYSTEM) | 11 | 4 | 4 | 4 | 3 | 4 | 3 | 3 | 4 | 3 | 3 | 3 | *- |
| COPLANAR POINTS | 11 | 3 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | *- |
| COSINE RATIO | 11 | 4 | 4 | 2 | 4 | 3 | 4 | 4 | 4 | 4 | 4 | 4 | *- |
| HYPOTNUSE (TRIANGLE) | 11 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 3 | *- |
| INSCRIBED | 11 | 4 | 4 | 4 | 3 | 4 | 3 | 4 | 4 | 3 | 4 | 3 | *- |
| ISOSCELES TRIANGLE | 11 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | *- |
| LINE SEGMENT | 11 | 4 | 4 | 4 | 4 | 2 | 4 | 2 | 4 | 2 | 2 | 4 | *- |
| MIDPOINT | 11 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | *- |
| PARALLEL LINES | 11 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | *- |
| PARALLEL LINES (EQUATION) | 11 | 4 | 4 | 4 | 4 | 3 | 3 | 4 | 4 | 4 | 3 | 4 | *- |
| PARALLELOGRAM | 11 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | *- |
| PARALLELOGRAM (AREA) | 11 | 4 | 3 | 4 | 4 | 4 | 4 | 4 | 4 | 3 | 4 | 4 | *- |
| PERPENDICULAR LINES | 11 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | *- |
| PERPENDICULAR LINES (EQUATION) | 11 | 4 | 4 | 4 | 4 | 3 | 3 | 3 | 4 | 4 | 3 | 4 | *- |
| PLANE | 11 | 4 | 3 | 3 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | *- |
| POLYGON | 11 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | *- |
| POSTULATE | 11 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | *- |
| PROPORTION | 11 | 4 | 3 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | *- |
| QUADRILATERAL | 11 | 4 | 4 | 3 | 3 | 4 | 4 | 4 | 4 | 3 | 3 | 3 | *- |
| RADIUS | 11 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | *- |
| RECTANGLE | 11 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | *- |
| RECTANGLE (AREA) | 11 | 3 | 3 | 4 | 4 | 4 | 4 | 4 | 3 | 4 | 3 | 4 | *- |
| RHOMBUS | 11 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | *- |
| RIGHT ANGLE | 11 | 4 | 4 | 4 | 4 | 3 | 4 | 4 | 4 | 4 | 4 | 3 | *- |
| SIDES OF AN ANGLE | 11 | 4 | 4 | 4 | 4 | 3 | 4 | 3 | 3 | 4 | 4 | 4 | *- |
| SIMILAR TRIANGLE | 11 | 4 | 3 | 4 | 4 | 4 | 4 | 4 | 4 | 3 | 4 | 4 | *- |
| SINE RATIO | 11 | 4 | 4 | 2 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | *- |
| SLOPE | 11 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | *- |
| SQUARE | 11 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | *- |
| SUM OF ANGLES | 11 | 4 | 4 | 4 | 4 | 3 | 1 | 4 | 4 | 4 | 4 | 4 | *- |
| SUM OF ANGLES | 11 | 4 | 4 | 4 | 4 | 3 | 4 | 3 | 4 | 3 | 4 | 4 | *- |
| SUPPLEMENTARY ANGLE | 11 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | *- |
| TANGENT LINE (CIRCLE) | 11 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | *- |
| TANGENT RATIO | 11 | 4 | 4 | 2 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | *- |
| THEOREMS (TRIANGLES ) | 11 | 3 | 3 | 3 | 3 | 3 | 2 | 3 | 3 | 3 | 3 | 3 | *- |
| TRANSVERSAL | 11 | 3 | 4 | 4 | 4 | 4 | 4 | 4 | 3 | 4 | 4 | 4 | *- |
| TRAPIZOID (AREA) | 11 | 4 | 3 | 4 | 4 | 4 | 4 | 4 | 4 | 3 | 4 | 4 | *- |
| TRIANGLE INEQUALITIES | 11 | 4 | 2 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | *- |
| VERTEX (ANGLE) | 11 | 4 | 4 | 4 | 4 | 3 | 4 | 3 | 4 | 4 | 4 | 4 | *- |
| ALTERNATE INTERIOR | 10 | 3 | 4 | 3 | 4 | - | 3 | 3 | 3 | 4 | 3 | 4 | *- |
| ANGLE | 10 | 4 | 4 | 4 | - | 4 | 4 | 4 | 4 | 4 | 4 | 4 | *- |
| CIRCLE | 10 | 4 | - | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | *- |
| CIRCLE (AREA) | 10 | 4 | - | 4 | 4 | 4 | 4 | 4 | 4 | 3 | 4 | 4 | *- |
| CIRCUMFERENCE | 10 | 4 | 4 | 4 | - | 4 | 4 | 4 | 4 | 4 | 3 | 4 | *- |
| CIRCUMSCRIBE | 10 | 4 | 4 | - | 3 | 4 | 3 | 3 | 4 | 3 | 4 | 3 | *- |
| COMPLEMENTARY ANGLE | 10 | 4 | 4 | 4 | - | 4 | 4 | 4 | 4 | 4 | 4 | 4 | *- |
| CONGRUENT ANGLES | 10 | 4 | 4 | 3 | 4 | 4 | 4 | 4 | 4 | - | 4 | 4 | *- |
| CONVERSE STATEMENT | 10 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | - | 4 | 4 | 4 | *- |
| DIAMETER | 10 | 4 | - | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | *- |
| DISTANCE (COORDINATE SYSTEM) | 10 | 4 | 4 | 4 | - | 4 | 4 | 4 | 4 | 4 | 4 | 4 | *- |
| EQUATION | 10 | 3 | 3 | 3 | 3 | - | 3 | 3 | 3 | 3 | 3 | 3 | *- |
| EQUILATERAL TRIANGLE | 10 | 4 | 4 | - | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | *- |
| LATERAL FACES (POLYHEDRON) | 10 | 3 | 4 | 4 | - | 4 | 4 | 4 | 3 | 4 | 3 | 4 | *- |
| LINE | 10 | 3 | 4 | 3 | - | 4 | 4 | 4 | 4 | 3 | 4 | 4 | *- |
| MEDIAN (TRIANGLE) | 10 | - | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | *- |
| NAMING AN ANGLE | 10 | 4 | 4 | - | 4 | 4 | 4 | 4 | 3 | 4 | 2 | 4 | *- |
| OBTUSE ANGLE | 10 | 4 | 4 | 4 | 4 | 3 | 4 | 4 | 4 | 4 | 4 | - | *- |
| ORDERED PAIR (COORDINATE SYSTEM) | 10 | 3 | - | 4 | 4 | 3 | 4 | 3 | 3 | 3 | 3 | 3 | *- |
| POINT | 10 | 3 | 4 | 3 | - | 4 | 4 | 4 | 4 | 4 | 4 | 4 | *- |
| PROTRACTOR | 10 | 3 | 4 | 3 | - | 3 | 3 | 4 | 4 | 3 | 3 | 4 | *- |
| PYRAMID (VOLUME) | 10 | 4 | - | 4 | 4 | 3 | 3 | 3 | 4 | 3 | 3 | 4 | *- |
| PYTHAGOREAN THEOREM | 10 | 3 | 4 | 4 | 4 | 3 | 4 | 4 | 4 | 4 | - | 4 | *- |
| REFLECTION | 10 | 4 | - | 4 | 4 | 4 | 1 | 1 | 4 | 4 | 4 | 4 | *- |
| REGULAR POLYGON | 10 | 4 | 4 | 4 | - | 4 | 4 | 4 | 3 | 4 | 4 | 4 | *- |
| RIGHT TRIANGLE | 10 | 3 | 4 | - | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | *- |
| ROTATION | 10 | 4 | - | 4 | 4 | 4 | 1 | 1 | 4 | 4 | 4 | 4 | *- |
| SCALENE TRIANGLE | 10 | 4 | 4 | - | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | *- |
| SECANT (CIRCLE) | 10 | 4 | - | 3 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | *- |
| SEMICIRCLE | 10 | 4 | 4 | 4 | 4 | - | 4 | 4 | 4 | 3 | 4 | 4 | *- |
| SOLID | 10 | 2 | 3 | 4 | - | 3 | 3 | 4 | 3 | 3 | 3 | 3 | *- |
| SPHERE | 10 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | - | 4 | 4 | *- |
| TABLES (TRIGONOMETRY) | 10 | 3 | 3 | - | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 4 | *- |
| THEOREM | 10 | 4 | 4 | 4 | 4 | - | 4 | 4 | 4 | 4 | 4 | 4 | *- |
| TRAPEZOID | 10 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | - | 4 | 4 | *- |
| TRIANGLE | 10 | 4 | 4 | - | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | *- |
| VERTICAL ANGLES | 10 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | - | *- |
| ACUTE ANGLE | 9 | 4 | 4 | 4 | - | 3 | 4 | 4 | 4 | 4 | 4 | - | *- |
| ADJACENT ANGLE | 9 | 4 | 4 | 4 | - | 4 | 4 | 4 | - | 4 | 4 | 4 | *- |
| ALTITUDE (POLYHEDRON) | 9 | 4 | 4 | - | 4 | - | 4 | 4 | 4 | 4 | 4 | 3 | *- |
| ANGLE OF ELEVATION | 9 | 4 | 3 | - | 4 | - | 4 | 4 | 4 | 4 | 4 | 4 | *- |
| AXES (COORDINATE SYSTEM) | 9 | - | 4 | - | 3 | 4 | 4 | 4 | 4 | 3 | 3 | 3 | *- |
| CONSTRUCTION (ANGLE | 9 | 4 | 4 | 2 | 3 | - | - | 4 | 4 | 4 | 4 | 3 | *- |
| COORDINATE SYSTEM | 9 | 4 | 4 | - | 4 | 4 | 3 | 2 | - | 2 | 2 | 2 | *- |
| CORRESPONDING PARTS | 9 | 2 | 4 | - | - | 3 | 3 | 4 | 3 | 3 | 3 | 3 | *- |
| EDGE (POLYHEDRON) | 9 | 4 | 4 | 4 | 4 | 3 | 4 | 4 | 4 | - | 3 | - | *- |
| EXTERIOR ANGLE (TRIANGLE) | 9 | 4 | 4 | - | - | 4 | 4 | 4 | 4 | 4 | 4 | 4 | *- |
| FACE (POLYHEDRON) | 9 | 3 | 4 | 4 | 4 | 3 | 4 | 4 | 3 | - | 3 | - | *- |
| INDIRECT PROOF | 9 | 4 | - | 2 | 4 | - | 4 | 4 | 4 | 4 | 4 | 4 | *- |
| INSCRIBED ANGLE | 9 | - | - | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | *- |
| INTERIOR (ANGLE) | 9 | 4 | 4 | - | 4 | 3 | 3 | 3 | 4 | - | 4 | 3 | *- |