Calculate the area of a rectangle if it is 1.9 inches wide and twice as long.

The solution of the problem:
The area of a rectangle is equal to the product of the length and width of the rectangle. To answer the question of the problem, you need to know the length of the rectangle.
1. Let’s calculate what the length of the rectangle is.
1.9 * 2 = 3.8 decimetres.
Let’s answer the question of the problem.
2. Let’s calculate what is the area of the rectangle.
1.9 * 3.8 = 7.22 square decimeters.
Answer: The area of a rectangle is seven point twenty two hundredths of a square decimeter.