Question

1. Benji is an architect. He designed a house and drew a blueprint to show his client. The scale of his blueprint is 1 inch: 4 feet. One of the bedrooms on the blueprint is a rectangle measuring 3 inches by 4.5 inches. What is the area of that bedroom in real life? Show all work.

Answer 1

The area of that bedroom in real life is of 216 square feet.

Explanation:

Real dimensions:

One of the bedrooms on the blueprint is a rectangle measuring 3 inches by 4.5 inches.

The scale is that each inch on the drawing represents 4 feet in real measure.

So the dimensions of the bedroom are:

3*4 = 12 feet by 4.5*4 = 18 feet.

What is the area of that bedroom in real life?

Rectangular bedroom, so the area is the multiplication of the dimensions.

12*18 = 216 square feet.

The area of that bedroom in real life is of 216 square feet.