Parallelogram formed by midpoints of sides of a quadrilateral | plane geometry | intermediate level

Episode 65.

Parallelogram formed by midpoints of sides of a quadrilateral | plane geometry | intermediate level.
The parallelogram formed by the midpoints of the sides of a quadrilateral | plane geometry | intermediate level.

Branch of mathematics: plane geometry.
Difficulty level: intermediate.

Theorem. The $ABCD$ be a quadrilateral. Let $M$, $N$, $K$, $L$ be the midpoints of the sides $AB$, $BC$, $CD$, $DA$ respectively. Then $MNKL$ is a parallelogram.

Mathematics. Geometry. Plane geometry.
#Mathematics #Geometry #PlaneGeometry

The same video on YouTube:
https://youtu.be/LooUSls8A3E