The opposite angles of a parallelogram are supplementary.

State 'True' of 'False'.

The diagonals of a parallelogram are equal.

One diagonal of a rectangle is $6 \mathrm{cm}$. The other diagonal is _____ $\mathrm{cm}$.

A diagonal of a parallelogram divides it into two _____.  (congruent triangles / rectangles / isoceles triangles)

One angle of a rhombus is $50°$. The adjacent angle will be _____$°$.

The diagonals of an isosceles trapezium are _____

The diagonals of a rhombus are $6 \mathrm{cm}$ and $8 \mathrm{cm}$. Its side is _____ $\mathrm{cm}$.