# 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

- Distance between parallel straight lines.
- Complete quadratic equation
- Amplitude
- Spread of light and shades.
- Sounds reception.
- Acids and bases. Indicators.
- Diamond, it`s properties and signs.
- Gas volume calculations.
- Function y=√x
- Substances structure
- Waters chemical properties and formation
- Heat process diagram.
- Circle in a triangle, centers location.
- Median
- ax² + bx = 0
- Heat process in life.
- Albraic fraction.
- Research of movement.
- Absolute and relative mistake of approximation
- Actual numbers.
- Gas volume calculations.
- Square trinomial roots
- Square trinomial roots
- Fraction addition and subtraction.
- Tangent properties and signs.
- Pythagorean theorem. Right angled triangle signs.
- Movement characteristics.
- Square root
- Area of parallelogram, rhomb, triangle, right angled triangle and trapeze.
- Fractions main property
- Quadratic equation discriminant
- Fraction amplification and abbreviation.
- Hyperbola.
- Heat expanding.
- Average arithmetical
- Diameter, which is perpendicular to chord, properties.
- Algebraic expression transformation
- Ultrasound, Infrasound and sound usage.
- Irrational numbers.
- Diffusion of sound
- Equation with unknown denominator.
- Complete quadratic equation