rational number

(2) Integer

(3) Complete square number

(4) divisibility and remainder division

Bialgebraic expression

(A) the operation of algebraic expressions

(2) Factorization

(3) Fractions and roots

(d) deformation of algebraic identities

Three equations and inequalities

(A) One-dimensional linear equation and one-dimensional quadratic equation

(2) Fractional equation and radical equation

(3) Inequalities and infeasible equations

(D) Simple indefinite equation

Four-function preliminary

(A) Function and linear function

(2) Quadratic function

(3) Solving right triangle

(d) discrete maximum

Five triangles and quadrangles

(1) triangle

(2) congruent triangles

(4) Special quadrilateral

Six similar shapes

(1) similar triangles

(2) Proportional line segment

relationship entered unexpectedly into

(A) the relevant properties of the circle

(2) Proportional line segment in the circle

Eight logical reasoning

(1) Irreversible.

(2) Logical reasoning