Answer:
That equation is (2.5×2). The mean of the K is ×2
Answer:
B. All diagonal matrices are square matrices.
C. The size of any square matrix is m x m, where m is a positive integer.
Step-by-step explanation:
Answer:

Step-by-step explanation:
we know that
The perimeter of a square is equal to

where
a is the length side of the square
in this problem we have

convert to an improper fraction

Find the perimeter of the square

Remember to adds two extra inches for each corner
so
The wood needed is

convert to mixed number

Answer:
use a calculator or sum im so sorry im only in 7th grade
Step-by-step explanation: