-
Trigonometry in arbitrary triangles: Overview formulas
Overview of the trigonometric formulas in an arbitrary triangle with angles A, B, C
or angles alpha, beta, gamma.Translated by
Downloadable resourceTeacher -
System of two equations of the first degree with two unknowns: Step-by-step solution method
Step-by-step plans to determine the most suitable solution method when solving a system of two first-degree equations with two unknowns.
Translated by
Downloadable resourceTeacher -
Number of solutions of system of two equations of the first degree with two unknowns: Step-by-step plan
System of two first degree equations with two unknowns.
Step-by-step plan for determining the number of solutions.
Translated by
Downloadable resourceTeacher -
Solving equations: Step-by-step plan
Step-by-step plan to solve equations:
- remove parentheses;
- eliminate denominators;
- convey terms;
- ...
Translated by
Downloadable resourceTeacher -
Solving first-degree equation: Step-by-step plan
Overview of the three types of equations with their solution method in a step-by-step plan.
Translated by
Downloadable resourceTeacher -
Properties for solving equations: Step-by-step plan
Schematic representation of the properties of equations.
Translated by
Downloadable resourceTeacher -
Straight and inversely proportional quantities: Overview
Overview of directly and inversely proportional quantities. This summary contains:
- the feature,
- the formula,
- the graph.
Translated by
Downloadable resourceTeacher -
Straight and inversely proportional quantities: Step-by-step plan
Step-by-step plan for straight and inverse proportional quantities:
- to recognize;
- in a formula.
In the second version of the file , the line of 3 is also included.
Translated by
Downloadable resourceTeacher -
Solving equations with GeoGebra: Step-by-step plan
Step-by-step plan for solving equations using the graphing calculator in GeoGebra.
Using a number of screenshots, it is explained how the student can solve an equation of the first degree with one unknown.
Translated by
Downloadable resourceTeacher -
Solving systems with GeoGebra: Step-by-step plan
Step-by-step plan for solving systems with GeoGebra.
Using a number of screenshots, it is explained how the student can solve a system.
Translated by
Downloadable resource (3)Teacher -
Number collections: Wall pictures
Diagram of number sets for each level. From natural numbers to irrational numbers.
Translated by
Downloadable resourceStudent (teacher training) -
Solving equations with the balance method: Step-by-step plan
Step-by-step plan for solving equations with the balance method.
Both first-degree equations without and with parentheses and fractions are explained using an example.
Translated by
Downloadable resource (8)Teacher