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Solnce55 [7]
3 years ago
11

12kmRadius=Diameter:​

Mathematics
1 answer:
vovikov84 [41]3 years ago
7 0
Answer: 24km

Explanation: radius is half of the diameter so we just multiply by 2 to get a diameter
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20. What is the volume, in terms of r, for a cylindrical
inysia [295]

Step-by-step explanation:

Volume of cylindrical container

= \pi {r}^{2} h \\  \\  = 3.14 \times ( {3.25)}^{2}  \times 10 \\  \\  = 3.14 \times 10.5625 \times 10 \\  \\  = 331.6625  {cm}^{3}  \\  \\  \approx \: 331.66 \:  {cm}^{3}

4 0
3 years ago
X - 5 &lt; - 3 <br> Or<br> X + 8 &gt; 2
Alex Ar [27]

Step-by-step explanation:

x-5 < -3

or, x < -3 +5

or, x < 2

Now,

x +8 >2

or, x >2 - 8

or, x >-6

7 0
2 years ago
In January, Music Marathon priced all the compact discs (CD’s) at $20. In February, these same CD’s were discounted 50% and in M
skad [1K]

Answer:I think it would be $9

Step-by-step explanation:

50% of 20 is $10

10% of $10 is $1

Subtract 1 from 10, which gives you $9

3 0
3 years ago
For the polynomial shown below find f(1).<br><br><br>f(x)=3x^4-x^2+4x-2
Feliz [49]

Answer:

f(1)=4

Step-by-step explanation:

f(1)=3(1)^4-(1)^2+4(1)-2

f(1)=3(1)-1+4-2

f(1)=3-1+4-2

f(1)=4

6 0
3 years ago
Help...
PolarNik [594]

Answer: perm will cost $48

Step-by-step explanation:

Let x be cost of haircut

So perm will cost her 2x

So

x + 2x + 5 = 77

3x = 72

x = 24

Perm will cost 2x24 = 48

4 0
3 years ago
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