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numbers and algebraic expressions
logic, sets, intervals
absolute value
function and its properties
linear function
quadratic function
polynomials
rational function
exponential function
logarithm
number sequences
limits of sequences and functions
derivative and integral of functions
trigonometry
plane geometry
analytic geometry
solid geometry
combinatorics
probability
elements of statistics
kropki game

A transformation is isometric if the distances between the points are preserved. A shape and a size of the figure is not changed. Isometric transformation are: reflection symmetry, point symmetry, translation, rotation. The property of figures: axis of symmetry of figure, point of symmetry.