Drina wrote the system of linear equation below.

B

Step-by-step explanation:

(B) a square matrix

Step-by-step explanation:

The given Equations are:

,

and

Which can be written as:

Thus, it is a matrix with 3 number of rows and 3 number of columns, therefore the matrix which has same number of rows and columns is a square matrix, thus, a square matrix can be form using the given system of linear equations.

d

step-by-step explanation:

b

step-by-step explanation:

it have 5 sides and 5 identicle angle.the rest does not have the same property as b.

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