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Ierofanga [76]
3 years ago
7

If the length of a cube is 2cm then find the surface area of the cube?​

Mathematics
1 answer:
Kipish [7]3 years ago
6 0

Given:

Length of a cube is 2 cm

To Find:

Surface area of the cube

Solution:

A cube consists of 6 faces.

The area of each face = side x side

So, the total surface area of a cube = 6 x

side x side

Let a be the length of the given cube

: Surface area of a cube = 6a square

a = 2 cm (Given)

Surface area of cube = 6 x 22 =(6 x 4) = 24 cm square.

Hence, the surface area of the given

cube is 24cm square.

Hope it helps!

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Just add all 3 numbers up together:

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Since it was three days multiply the 7.1 by three

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So for three days derrick rode for 24 km 

Hoped I helped :)

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Step-by-step explanation:

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vovikov84 [41]

Answer:

y = -5x - 3

Step-by-step explanation:

To answer this the slope must be clculated first

slope equation:

\frac{y2-y1}{x2-x1}

these variables symbolize ordered pairs, and the best part is that you can use any two ordered pairs for this example we can use (-5, 10) and (-3,0)

we'll call the first ordered pair 1 so x1 = -5 and y1 = 10.

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the slope of the line is -5. Now the next thing to note is that one of the ordered pair (-3,0) is a y intercept. It's time to introduce the equatione of a line:

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There are other equations that can be used for a line but with the info given this equation best suits the data.

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y and x = are the ordered pair you can input into the equation to slove

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So the equation would be:

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6 0
3 years ago
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Annette [7]
The answer is 4 because the d is already negative
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