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Scrat [10]
2 years ago
15

How much greater is the sum of the interior angles of a decagon the song of the interior angles of a quadrilateral

Mathematics
1 answer:
slega [8]2 years ago
5 0

Answer: 1080 degrees

Step-by-step explanation:

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4✓6 × 3✓6<br>multiply and simplify <br>show work​
mafiozo [28]

Answer:

3

√

2

Explanation:

First put change the words into an equation:

√

3

×

√

6

Now you can multiply them together as you would normally multiply:

√

3

×

√

6

=

√

18

Now let's prime factor 18 and see if there are any squares that we can take out of it to simplify. All we have to see is if there are 2 numbers that are the same:

18

/ \

6

3

/ \

2

3

As you can see, we have a square:

3

×

3

=

9

So take

√

9

out of

√

18

. You should have:

√

9

√

2

But since

√

9

=

3

we can simplify further to make:

√

9

√

2

→

3

√

2

Step-by-step explanation:

3 0
3 years ago
(a-2)^2=64 <br> Please help solve?
Ann [662]

Answer:

Step-by-step explanation:

a=10

8 0
2 years ago
Read 2 more answers
I need help lol..<br><br> what is a solution to this equation:<br> y = -1/4x + 8
BlackZzzverrR [31]

Answer:

You cannot solve this

Step-by-step explanation:

you need at least one value given like x=something or y=something so you can plug it in

if you meant solve for x, then x= -4y+32

5 0
3 years ago
Factor the trinomial 5x^2-x-4
LenaWriter [7]

Answer:

<h2>(5x+4)(x-1)</h2>

Step-by-step explanation:

5x^2-x-4\\\\\mathrm{Break\:the\:expression\:into\:groups}\\=\left(5x^2+4x\right)+\left(-5x-4\right)\\\\\mathrm{Factor\:out\:}x\mathrm{\:from\:}5x^2+4x\mathrm{:\quad }x\left(5x+4\right)\\\mathrm{Factor\:out\:}-1\mathrm{\:from\:}-5x-4\mathrm{:\quad }-\left(5x+4\right)\\\\=x\left(5x+4\right)-\left(5x+4\right)\\\\\mathrm{Factor\:out\:common\:term\:}5x+4\\=\left(5x+4\right)\left(x-1\right)

6 0
3 years ago
Read 2 more answers
A car is purchased for $24,000 . After each year, the resale value decreases by 20% . What will the resale value be after 5 year
aliya0001 [1]

Answer:0

The can will have no value after 5 years

Step-by-step explanation:

If it lost 20% value in the first year after 5 year is amount to 100% devalued making it worth nothing at the fifth year.

20/100*24000=$4,800 in the first year

After the first year the value will be

Therefore in five year the value will be

4800*5= $24000 devalued

Making the car zero worth

6 0
4 years ago
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