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kari74 [83]
3 years ago
9

Can somebody please help with this?

Mathematics
1 answer:
Kay [80]3 years ago
7 0

Answer:

  A.  2.9π(9²)

Step-by-step explanation:

You are expected to know that the area of a circle is given by the formula ...

  A = πr²

and that r in the formula represents the radius of the circle, half the diameter.

The area of the circular base of the cylinder is the area of a circle with a radius of 9 feet. It will be ...

  A = π(9²)

When that is multiplied by the height of the cylinder to find its volume, you have ...

  V = Bh

  V = (π(9²))(2.9)

This can be rearranged to match the form in answer choice A:

  2.9π(9)²

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-x + 48 = 17 what os the value of x
strojnjashka [21]

Answer:

x=31

Step-by-step explanation:

we need to isolate x so we put 48 t the other side to make -x=17-48

we do 17-48 =-31 so -x=-31

x=31

4 0
3 years ago
Which equation represents:
Anuta_ua [19.1K]
Uhm i’m not the best at this but i’ll give it a try . they would probably have to have one same number you should try pemdas maybe idk :( sowwy
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3 years ago
Two intersecting lines have zero, an infinite number, two, or one of the same points in common?
KIM [24]

If two lines intersect, then there are two possibilities

A) The lines intersect at exactly one point. This happens if the slopes of the two lines are different (the y intercepts may or may not be the same).

B) The lines intersect at infinitely many points. This happens when both slopes are the same and when both y intercepts are the same. In short, the two equations are identical. Often they may be written in different forms. For example, the equation y = 2x+1 and 2y = 4x+2 are the same equation. Divide everything in equation (2) by 2 and you'll get equation (1).

6 0
3 years ago
examples of subtraction of two fractions ( between 0-1) with a common denominator. IN STEPS ALL WORK, I need two examples.
kykrilka [37]

Answer:

Step-by-step explanation:

3/5 - 2/5 = (3-2)/5 = 1/5

7/10 - 3/10 = (7-3)/10 = 4/10 = 2/5

3 0
3 years ago
10. Which statement about the data is true? 114, 216, 246, 220, 111, 234, 121, 179
Svetlanka [38]
Right away, mode is not applicable because mode entails the repetition of the same number. No numbers are repeated here.

To find median, you must put the numbers in numerical order. You should get 
111, 114, 121, 179, 216, 220, 234, 246

Next, find the middle. In this case, the middle is split between 179 and 216. To find the median, add 179 and 216 then divide by two. You should get 197.5.

To find the mean, add all the numbers then divide by the number of numbers present (in this case there are 8 numbers). You should get 180.125. 

Because the median and mean are off, it is safe to say A is the correct choice.
8 0
3 years ago
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