Ablueprint is a scale drawing of a building. the dimensions of the blueprint for patricia's doll house are 1/4 of the measurements of the actual doll house. the floor of the doll house has an area of 864 square inches. if the width of the doll house is 2/3 the length, what are the dimensions of the floor on the blueprint of the doll house?

Length: 9 inches.

Width: 6 inches.

Step-by-step explanation:

Find the dimensions of the floor of the doll house.

Apply the formula:

Where  A is the area, l is the lenght and w is the width.

You know that:

Then you can solve for l:

Then the width is:

Therefore, the dimensions of the floor on the blueprint of the doll house are:

1. credits

2. dual - aspect

hope i : )

it is a. 4.2 because 7.6-3.4 gets the remaining length of 4.2. i might be wrong but i am pretty sure this is the answer.