# Location: **N° ` .", E° ` ."**

To define the coordinates of this point, you have to solve the tasks, that are hidden under the question marks.

Suitable for: Grade 8th

- Median
- Average arithmetical
- Reverse proportionality concept.
- Square root
- Trapeze, elements, trapeze types, trapeze properties, isosceles trapeze signs.
- Median
- Quadratic equation
- Linear equalities and inequalities solution.
- Acids, bases and salts chemical formulas and names.
- Pressure.
- Movement characteristics.
- Incomplete quadratic equation
- Movement diagram.
- Absolute and relative mistake of approximation
- Pythagorean theorem. Right angled triangle signs.
- Soun
- Accessories and equipment in laboratory.
- Fractions main property.
- Lighting and safety.
- ax² + bx = 0
- Circle in a triangle, centers location.
- Rectangular (S = ab, a, b - edges) and area of the square (S=a^2 , a - edge) formula.
- Diameter, which is perpendicular to chord, properties.
- Square trinomial roots
- Physics language.
- Parabola.
- Neutralisation reactions and calculations.
- ax² + c = 0
- Square, its properties and signs
- Complete quadratic equation
- Square root properties
- Irrational numbers.
- Physics language.
- Numerical approximation.
- Relative frequency
- Pythagorean theorem. Right angled triangle signs.
- Parallelogram, elements. Properties and signs.
- Absolute and relative mistake of approximation
- Acids, bases and salts chemical formulas and names.
- Main feature of fraction
- Fraction amplification and abbreviation.
- Measurement.