Plzz answer this question

The midpoints of the sides of the large square are joined to form a smaller square. what is the area of the smaller square

(50 points) drag each description to the correct location on the table. each description can be used more than once. some systems of equations and their graphs are given in the table. for each system, place the description(s) in the box that correctly describe the type of system shown. :

In a sale there is 25% of all prices a chair costs £45 in sale how much was it before the sale