Respuesta :

The base area of box 1 is [tex]3x^2\ square\ units[/tex]

Solution:

Given that,

The dimensions of the base of Box 1 are x by 3x

Length = x

Width = 3x

To find: base area of box 1

The base area is given as:

[tex]base\ area = length \times width\\\\base\ area = x \times 3x\\\\base\ area = 3x^2[/tex]

Thus base area of box 1 is [tex]3x^2\ square\ units[/tex]

Answer:

The answer to the 1st question "The base area of Box 1 is..."

B.   3x2

The answer to the 2nd question, "The dimensions of the base of Box 2 are x by 4x − 1." is..

A.   4x2 – x

Step-by-step explanation: