Answer:
25
Step-by-step explanation:
it's because 5 is squared so 5x5 is 25 and x squared
ANSWER

or

We have

Since we cannot factor easily, we complete the square.
Adding 2 to both sides give,

Dividing through by 3 gives

Adding

to both sides gives

The expression on the Left Hand side is a perfect square.




Splitting the plus or minus sign gives

or
To find the surface area you will find the area of each flat surface or each face.
The faces are in the shape of a rectangle , so multiply the length by the width.
A = lw
Front/ Back-3 1/2 x 3 1/3 = 11 2/3 ft.²
Sides- 3 1/3 x 3 1/3 = 11 1/9 ft.²
Top/bottom - 3 1/2 x 3 1/3= 11 2/3 ft.²
Add together to get the total surface area.
11 1/9+11 1/9+11 2/3+11 2/3+11 2/3+11 2/3 = 68 8/9 ft.²
The total surface area is 68 8/9 ft.².
Answer: 10:7
Step-by-step explanation:
40:28=10*7