KAPEC GEOTASK?
  • 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:

2443.2. Parallelogram, elements. Properties and signs.

A parallelogram ABCD is given. It's diagonals cross in a point E.


Write the correct answer!

The perimeter difference between the triangles DAE and AEB is 1.5cm. The perimeter of a parallelogram is 27cm. How long is the side DC?
cm
Grade:
8
Subject
Geometry
Theme
Parallelogram.
Subtheme
Parallelogram, elements. Properties and signs.

Solve tasks to find hidden Geo point coordinates

  1. Geometry: Parallelogram, diamond, triangle, right-angled triangle, trapeze area.
  2. Algebra: Rational expression.
  3. Physics: Research of movement.
  4. Algebra: Square root extraction
  5. Algebra: Complete quadratic equation
  6. Algebra: ax² + c = 0
  7. Algebra: Relative frequency
  8. Algebra: Actual numbers.
  9. Chemistry: Waters chemical properties and formation.
  10. Algebra: Equation with unknown denominator.