You Do Need power plug adapter while traveling from Azerbaijan to Bangladesh.

Here is Why You Need An Adapter

The outlet and plug type used in Bangladesh are A, C, D, G and K and in Azerbaijan are C and F. This is how they look like.

Azerbaijan

In Azerbaijan, outlets of type C and F are in use.

Type C

Type F

Bangladesh

In Bangladesh, outlets of type A, C, D, G and K are in use.

Type A

Type C

Type D

Type G

Type K