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joja [24]
3 years ago
12

What is the total surface area of the following cylinder?

Mathematics
1 answer:
lilavasa [31]3 years ago
6 0

Answer: 791.28cm^2

Step-by-step explanation:

A=2\pi rh+2\pi r^2

We have the diameter, to calculate the radius, divide by 2.

12/2=6cm

height: 15cm

Plug in the formula.

A=2(3.14)(6cm)(15cm)+2(3.14)(6cm)^2\\A=565.20cm^2+226.08cm^2\\A=791.28cm^2

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Sketch the graph of each line by identifying the x-and y-intercepts.
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Answer:

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Step-by-step explanation:

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7 0
3 years ago
Which equation finds the volume of a cube with a side length of 2n6 units?
Xelga [282]

Answer:

Volume of the cube = (2n6)³

Step-by-step explanation:

Volume of a cube = L*B*H

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Volume of the cube = (2n6)³

7 0
3 years ago
I don’t even know what i’m doing anymore. aren’t there supposed to be two answers??
Evgen [1.6K]

Answer:

a>4

Step-by-step explanation:

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On the number line you need to count from zero  4 units to the right (positive 4) Once you are in number 4 draw an open circle which means the 4 is NOT included) Draw a line from 4 to the right because it is bigger than 4.

Interval notation is (4,∞)

[ ] a square bracket when we want to include the number 4

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8 0
3 years ago
Your company has recently won a bid for a building contract. Your company has promised the client that the project will be finis
diamong [38]
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8 0
4 years ago
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Simplify: –4(x – 5) + 3(a – 7)
Serga [27]
-4 (x - 5) + 3 (a - 7)

First, expand your problem. / Your problem should look like: -4x + 20 + 3a - 21
Second, simplify. / Your problem should look like: -4x + 3a - 1

Answer: -4x + 3a - 1 (C)

8 0
4 years ago
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