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zalisa [80]
3 years ago
15

For a rectangular prism, if the base length was shrunk by a factor of two-thirds, the width was quadrupled, and height was cut i

n half, how would the changes affect the surface area formula?
Mathematics
1 answer:
Nastasia [14]3 years ago
4 0
The surface area of a rectangular prism is this:
SA = LW + LH + LH

Here are the changes:
L --> (2/3)L
W --> 4W
H --> H/2

So, the new surface area is:
SA' = (2/3)L (4W) + (2/3)L (H/2) + 4W (H/2)
SA' = (8/3) LW + (1/3) LH + 2 WH
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A number is chosen at random from 1 to 50. Find the probability of not selecting a multiple of 2.
r-ruslan [8.4K]

Lets look at the number of numbers between 1 and 50 which is not a multiple of 2.  Its 1, 3, 5 ........... 47, 49.

That is 25 numbers.

So the required probability is 25/50 = 1/2 Answer


4 0
4 years ago
2x+3y=6 fins the slope of the line
klasskru [66]
2x + 3y = 6

Put this into y=mx+b form (which is also called slope-intercept form)

Where m=slope and b=y-intercept

In order to put this into slope-intercept form, we simply need to subtract 2x from both side.s

3y = 6 - 2x

Then, divide both sides by 3 so that we fully isolate y.

3y ÷ 3 = (6 - 2x) ÷ 3

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y = -2/3x + 2

Therefore -2/3 is the slope, as it is in the "m" spot.

Hope I helped! :)
6 0
3 years ago
Read 2 more answers
determine the range of the function in the table below. x f(x) 0 -4 2 2 4 8 {0, 2, 4} {-4, 2, 8} {(0, -4), (2, 2), (4, 8)} {(-4,
miv72 [106K]
<span>the range of the function in the table is the values under f(x). i.e. </span><span>{-4, 2, 8}</span>
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3 years ago
Can someone please help
Anit [1.1K]

Answer:

The last one, x - 4y = -4

..

6 0
3 years ago
Read 2 more answers
Please, i really need help
Dovator [93]
(2,6) it’s where they cross. If there isn’t a graph make the two equations equal to each other to find x then plug in x to either equation to find y
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