• The learning process is entertaining and exciting
  • The solved tasks turn into coordinates
  • The chance to follow your progress
  • Along with your schoolmates and friends, go on an adventure, searching for hideouts
Contact info
  • E-mail:

2467.1. Rectangular, properties and signs.

Check the correct answer!

If there are 2 diagonals drawn in a square, then it is known, that they divide the square in 4 triangles. What will the value of each angle of a triangle at the crosspoints of diagonals be?
Rectangular and square.
Rectangular, properties and signs.

Solve tasks to find hidden Geo point coordinates

  1. Algebra: ax² + bx = 0
  2. Geometry: Diameter, which is perpendicular to chord, properties.
  3. Physics: Heat and temperature.
  4. Physics: Physical phenomena and processes.
  5. Physics: Gravitation, friction and deformation.
  6. Algebra: Formula y = k/x
  7. Physics: Light break and lens.
  8. Geometry: Squar, properties and signs.
  9. Chemistry: Atom and chemical elements.
  10. Algebra: Relative frequency