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vichka [17]
3 years ago
9

Is this sequence arithmetic? -2.4,9.8,22,34.2...

Mathematics
1 answer:
Kazeer [188]3 years ago
3 0

Answer:

Yes

Step-by-step explanation:

9.8 - (-2.4) = 12.2

22 - 9.8 = 12.2

34.2 - 22 = 12.2

Since it increases by the same amount each time it is arithmetic

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A box contains orange balls and green balls the number of green balls is 10 more than five times a number of orange balls if the
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Answer:

<u>There are 24 orange balls and 130 green balls in the box.</u>

Step-by-step explanation:

Let orange balls be x and green balls be y.

y = 10+5x

x+y = 154

y = 154-x

Now,

y=10+5x

or, 154-x = 10+5x

or, 154-10 = 5x+x

or, 144 = 6x

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Now,

y = 154-x

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2 years ago
Help with math Plsss I don't understand how to do this (I got this wrong but I have another try)​
Anuta_ua [19.1K]
<h3>Answer: 920</h3>

=================================================

Explanation:

The front face is a triangle with area of base*height/2 = 15*8/2 = 60 square feet.

The back face is identical to the front face, so we have another 60 square feet.

The left rectangular wall is 20 ft by 8 ft tall. Its area is 20*8 = 160 ft^2

The right slanted rectangular face is 20 ft by 17 ft. Its area is 20*17 = 340 ft^2

Lastly, the bottom rectangle floor is 15 ft by 20 ft to give an area of 15*20 = 300 ft^2

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To summarize so far

  • Front face = 60 ft^2
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  • Right slanted face = 340 ft^2
  • Bottom floor = 300 ft^2

Add up those areas to get the overall surface area.

60+60+160+340+300 = 920

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Step-by-step explanation:

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<em>Hope</em><em> </em><em>this</em><em> </em><em>helped</em><em> </em><em>and</em><em> </em><em>plz</em><em> </em><em>mark</em><em> </em><em>as</em><em> </em><em>brainl</em><em>i</em><em>est</em><em>!</em>

<em>Luna</em><em> </em><em>G</em><em>.</em>

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