Archimedes Quote

The centre of gravity of any parallelogram lies on the straight line joining the middle points of opposite sides.


Book 1, Proposition 9. - On the Equilibrium of Planes


The centre of gravity of any parallelogram lies on the straight line joining the middle points of opposite sides.

The centre of gravity of any parallelogram lies on the straight line joining the middle points of opposite sides.

The centre of gravity of any parallelogram lies on the straight line joining the middle points of opposite sides.

The centre of gravity of any parallelogram lies on the straight line joining the middle points of opposite sides.