Answer:
She need to buy 39.75 square meters foam to buy.
Explanation:
Given:
Avani is building a rectangular play area.
The length of the play area is 7.5 meters.
The width of the play area is 5.3 meters.
Now, to find the area so that she can cover the area in foam.
Length = 7.5 meters.
Width = 5.3 meters.
As, Avani is building a rectangular play area.
Now, to get the area we put formula of area:



Therefore, she need to buy 39.75 square meters foam to buy.