Akitchen measures 3.75 meters by 4.2 meters.
a. find the area of the kitchen.
b. the area of the living room is one and a half times that of the kitchen. find the total area of the living room and the kitchen.

a.

b.

Step-by-step explanation:

The formula for calculate the area of a rectangle is:

Where "l" is the lenght and "w" is the width

a. We know that the kitchen measures 3.75 meters by 4.2 meters; then we can say that:

Therefore, substituting these values into the formula, we get that the area of the kitchen is:

b. The area of the living room is one and a half times (1.5 times) that of the kitchen, this is:

Therefore, the total of the living room and the kitchen is:

2.5

Step-by-step explanation:

First, line up all of the number by value, starting from least to gratesest. Then cross one out from each side untill you have only one number left or in, this case, the number between your 2 last numbers.