The total surface area of the cube is 
Step-by-step explanation:
Here we want to find an expression for the surface area of a cube if side x.
First of all, we notice that the cube consists of 6 equal faces; each face is a square, so the area of each face is the area of a square of side x, therefore:
Since we have 6 faces, the total surface area of the cube will be
And therefore,
So, this is the total surface area of the cube.
Learn more about area and volume of solids:
brainly.com/question/12497249
#LearnwithBrainly
<span>1. In which sentence is the number written correctly?
B. The temperature in Los Angeles today is seventy-seven degrees.
All numbers above 20 are hyphenated.
2. In which sentence is the fraction written correctly?
A. The recipe says to add two-thirds cup of flour.
You should hyphenate one with fraction only when it is used as an adjective: one-third shares, for example (without the word of).
3. In which sentence is the number written correctly?
B. The restaurant bill came to thirty-six dollars and fifty cents.
The same explanation as for the first question.
4. In which sentence is the fraction written correctly?
B. She received three quarters of the votes.
Since there is the word of, you don't need to hyphenate the fraction.
5. In which sentence is the number written correctly?
A. Twenty-four trees were planted in the park.
The same explanation as for 1.
6. In which sentence is the number written correctly?
A. I think their house number is seventy-six.
The same explanation as for 1.
7. In which sentence is the fraction written correctly?
A. My puppy weighs only five and three-eighths pounds.
Since there is no word of, you need to hyphenate the fraction.
8. In which sentence is the fraction written correctly?
C. Thirty-three cents make up about one third of a dollar.
The same explanation as for 7.
9. In which sentence is the fraction written correctly?
B. Twist the knob one-half turn to get hot water.
10. In which sentence is the compound word written correctly?
C. A family of raccoons lives in my tree house.
Tree house is written as two words.</span>
Answer:
a)3,6,9,12,15,18,24 b)7,14,21,28,35,52,49,56
a)16 b)40 c)24 d)36
Step-by-step explanation:
It is natural gas because it takes years to make
Answer: 3.50
Step-by-step explanation: Just answered this question
