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nikitadnepr [17]
3 years ago
14

Find the surface area of the cone, use 3.14 for pi

Mathematics
1 answer:
dusya [7]3 years ago
3 0
Using the equation: \pir(r+\sqrt{h}+ /sqrt{r}
the answer is 151.5
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-x+ 2y = 10<br> -3x+By = 11
adoni [48]

Answer:

change the equation into one variable.

2 y equals 10 + x

y equals 5 + x by 2

now put that into the second equation

-3x + b parentheses 5 + x / 2 equals 11

-3x+b(5+ x/2)

-3x + b5 + bx/2 = 11

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3 years ago
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An electrician has 4.1 meters of wire how many strips 7/10 m can he cut . How much wire will he have left
kogti [31]
7/10 m= 0.7 m

4.1÷0.7=5.85 

You would round down 5.85 to just 5, because he cannot cut less than a whole strip.

To find the exact amount of wire used in 5 strips:

5×0.7= 3.5

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Bas_tet [7]

Answer:

y = 13x - 1

Step-by-step explanation:

y =   13        x        - 1

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