MATHEMATICS MIDDLE SCHOOL

What distance was used to define the astronomical unit (AU)

Answers

Answer 1
Answer:

approximately 93 million miles  Definition of astronomical unit. For general reference, we can say that one astronomical unit (AU) represents the mean distance between the Earth and our sun. An AU is approximately 93 million miles (150 million km). It's approximately 8 light-minutes.

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Find the volume of a rectangular prism with a length of x + 9, a width of x – 7, and a height of x – 1. What is its volume expressed as a polynomial? please hurry

Answers

I believe the answer is x^3+x^2-65x+63

What is the chemical basis of a gene?
A.carbohydrate
B.Protein
C.DNA
D.lipid

Answers

Answer:

C

Step-by-step explanation:

a gene is what is in you so it starts with DNA
The answer to ur question is C

Para hacer un pantalon la mama de luis compro 8/5 de tela y utilizo. 3/4 cuanto sobro?

Answers

8/5 - 3/4 = ( 32 - 15 ) / 20 = 17/20

Brayden ran 1/3 of a race in 2/9 of a minute. How long will it take him to run the entire race?

Answers

Answer:

It will take him 3/9 of a minute:

Find out if the denominators can be the same number.

1/3 x 3 = 3/9

Answer:

3/9

Step-by-step explanation:

bc the race is 1/3 and they are using minutes as 1/9 lets say so the race is over when it hits 3/3, and you take that 3 into the minutes.=3/9

Whats longer 3 hours or 175 minutes

Answers

3 hours is longer than 175 minutes. An hour is 60 minutes long, so just multiply that by 3 and compare your answer to 175.

60 x 3 = 180
180 > 175

Therefore, 3 hours is longer than 175 minutes.

Hope this helps!
3*60=180 minutes
3 hours is longer

What is the estimate of 74.75

Answers

Well if you are referring to rounding you answer is 74.8 because if it is 5 or more you raise the score one point. If it is 4 or less you let it rest. 
hope that helped:)
rounded it would be 75 if your rounding to the full number 
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InstructionsSearch your home for a rectangular prism. Some examples are a cereal box, a CD case, or a coffee table. Measure your prism using appropriate units, such as inches, centimeters, or feet. Complete the following. Show all work for calculations.1. List the dimensions of your box. Be sure to include the units (in, cm, ft, etc.).2. Describe the shape of the cross section when the box is cut parallel to the base.3. What is the surface area of the box? 4. What is the surface area of the box if it is scaled up by a factor of 10?5. What is the volume of the box?6. What is the volume of the box if it is scaled down by a factor of $1/10$?Can I get Help Please