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Roman55 [17]
3 years ago
6

Please explain step by step​

Mathematics
1 answer:
JulijaS [17]3 years ago
6 0
1. Calculate the volume of entire cube as if it was a solid rectangle:
Length x width x height=
20x16x12 = 3,940 cubic inches

2. Calculate the volume of the "missing"
Piece and subtract:
Length x width x height=
20x8x6 = 960 cubic inches
(notice you can find the height of the missing piece by subtracting 12-6)

So your answer is 3,940-960 = 2,980 cubic inches inside the steps
You might be interested in
The length of a rectangle is 7 more than 5 times the width. If the perimeter is 218, find the length and the width.​
Vlad [161]

Answer:

Width = 17

Length = 92

Step-by-step explanation:

Perimeter of rectangle = 2 (length + width)

let us take width be x

length = 7 + 5x

width = x

so let us put these value

2 (length + width) = 218

2 (7 + 5x + x ) = 218

2 (7 + 6x ) = 218

14 + 12x = 218

12x = 218 -14

12x = 204

x = 204/12

x = 17

Width = x

         = 17

Length = 7 + 5x

            = 7 + 5(17)

            = 7 + 85

            = 92

6 0
3 years ago
Select the correct answer. Compare the two functions.
Ne4ueva [31]
<h3>Answer: Choice A) as x increases, the rate of change of f(x) exceeds the rate of change of g(x)</h3>

In other words, f(x) grows faster after a certain point. This is true when comparing any exponential curve to a linear one.

Choice B is false as it contradicts choice A.

Choice C is false as the tables show the function outputs are equal at x = 2, not the rates of change

Choice D is false because there are infinitely many intervals where f(x) grows slower compared to g(x). That's why I mentioned the "after a certain point" portion.

6 0
3 years ago
0.5 L/s = ml/h I need help
qwelly [4]

0.5 L/s = ml/h would be clearer if written as 0.5 L/sec = ml/hr.


Start with 0.5 L/sec:


0.5 L/sec 1000 ml 3600 sec

--------------- * ------------- * ---------------- = 1,000,000 ml/hr

1 1 L 1 hr

8 0
3 years ago
MZJ and m M are base angles of isosceles trapezoid JKLM. If mZJ = 18x + 8 and m_M=11x + 15 find m2K.
maxonik [38]

The question is incomplete. Here is the complete question.

m∠J and m∠Kare base angles of an isosceles trapezoid JKLM.

If m∠J = 18x + 8, and m∠M = 11x + 15 , find m∠K.

A. 1

B. 154

C. 77

D. 26

Answer: B. m∠K = 154

Step-by-step explanation: <u>Isosceles</u> <u>trapezoid</u> is a parallelogram with two parallel sides, called Base, and two non-parallel sides that have the same measure.

Related to internal angles, angles of the base are equal and opposite angles are supplementary.

In trapezoid JKLM, m∠J and m∠M are base angles, so they are equal:

18x + 8 = 11x + 15

7x = 7

x = 1

Now, m∠K is opposite so, they are supplementary, which means their sum results in 180°:

m∠J = 18(1) + 8

m∠J = 26

m∠K + m∠J = 180

m∠K + 26 = 180

m∠K = 154

The angle m∠K is 154°

7 0
3 years ago
Question 26 (1 point)
Cerrena [4.2K]

Answer:

<h3>The answer is 6.3 units</h3>

Step-by-step explanation:

The distance between two points can be found by using the formula

d =  \sqrt{ ({x1 - x2})^{2} +  ({y1 - y2})^{2}  } \\

where

(x1 , y1) and (x2 , y2) are the points

From the question the points are

P(7,,1) and Q(5,7)

We have

|PQ|  =  \sqrt{ ({7 - 5})^{2}  +  ({1 - 7})^{2} }  \\  =  \sqrt{ {2}^{2} +  ({ - 6})^{2}  }  \\  =  \sqrt{4 + 36 }  \:  \:  \:  \:  \:  \:  \:  \:  \:  \\  =  \sqrt{40} \:  \:    \\  = 2 \sqrt{10}  \\  = 6.32455532...

We have the final answer as

<h3>6.3 units to the nearest tenth</h3>

Hope this helps you

5 0
3 years ago
Read 2 more answers
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