I need help. (question below)

Joseph's parents have planted 2 gardens. One is square and has an area of 25ft. The other one has 2 sides equal to 2/3 of one side of the square, and the other 2 sides equal to 5/2 of one side of the square.
a.) Find the dimensions of the other garden.

b.) Find the area of the other garden.

Thanks whoever can help :)