This magazine shows good symmetrical balance in the design it shows this because the celebrity cheryl cole is in the centre of the magazine cover and the text is symmetrical.
This magazine shows good colour balance in colour because the white on the celebrity and the black background balance each other. Also the pink hair is on each side of the cover balances each other.
This magazine shows good asymmetrical balance is shape because the celebrity on the cover e.g. Oprah Has her hair also spread out. This balances the plain backround of the magazine.
This is a good start and you have the basics here. However, this does not have a huge amount of detail and you will need to explain your answer more. It also needs to be finished...