3. James has a box shaped as a rectangular prism. The container is 8 inches long, 4 inches wide, and 5 inches high. (a) Here is a model of the box. It is filled with unit cubes. Find the volume of the box using the unit cubes. Explain your answer. Answer: 160 cubic inches (b) Find the volume of the box using the formula. Answer: (c) Find the volume of the box using the formula. Answer: (d) How does using the volume formulas to find the volume of a rectangular prism compare to counting unit cubes? Compare your answers in parts (b) and (c) your answer in part (a) to answer the question. Answer:

Answers

Answer 1

The volume of the box is 160 cubic inches. Using the volume of a rectangular prism formula the volume of the box is 160 cubic inches. Using another formula base area times height, the area is the same.

The volume of James' rectangular prism box can be calculated using both unit cubes and a formula. Part (a) involves counting the unit cubes in the model and multiplying the number of cubes by their volume, which is 1 cubic inch. In this case, there are 160 unit cubes, so the volume of the box is 160 cubic inches.

Part (b) involves using the formula for volume of a rectangular prism, which is length times width times height. Plugging in the given dimensions, we get 8 x 4 x 5 = 160 cubic inches, which is the same as the answer in part (a) using unit cubes.

Part (c) involves using a different formula for volume, which is base area times height. In this case, the base of the rectangular prism is a rectangle with length 8 inches and width 4 inches, so the base area is 8 x 4 = 32 square inches. Multiplying by the height of 5 inches, we get 160 cubic inches, which is again the same as the answers in parts (a) and (b).

Using the volume formulas is much quicker and more efficient than counting unit cubes, especially for larger boxes. However, counting unit cubes can provide a more concrete visual representation of the volume and can be helpful for students who are just learning about volume. In this case, the answers obtained using the formulas were the same as the answer obtained by counting unit cubes, which reinforces the accuracy of the formulas.

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Related Questions

Write an equation for the following data plz :)

Write an equation for the following data plz :)

Answers

Answer:

y = 4x + 1

Y values increase by 4, X values increase by 1.

M or slope, = 4/1 or 4

Y-intercept is when x = 0

When x = 0 in this case, y = 1.

So,

y = 4x +1

Answer:

y = 4x + 1

Step-by-step explanation:

This is the y = mx + b format, hopefully its useful for you! It's a linear equation because all the values grow at a constant rate.

The y-intercept is 1 and it's rise over run which means that you start at 1 on your y-intercept when graphing and then rise 4 and run 1 to the right because it's a positive slope.

In a sale, the cost of a car is
reduced by 20%. In the sale it
costs £4,500. How much was it
before the sale?

Answers

5400

4500 multiplied by 1.2

Answer:

The original price would be $5,625

Step-by-step explanation:

The formula to finding out the original price is -

OP = SP/1 - P

- OP = Original Price

- SP = Sale Price

- P = Percent Discount

Now just put in the respected values and you'll get -

OP = 4500/1 - 0.20

Now solve :D

OP = 4500/1 - 0.20

= 4500/0.8

= 5625

So the original price is $5,625

Hope this helped! :D

What the answer now and answer fast correct answer

What the answer now and answer fast correct answer

Answers

Answer:

Using the given information in the problem, the value of f  is 9

Step-by-step explanation:

In this problem, we will be using tangent, Tangent is the opposite side divided by the adjacent side from the given angle. The given angle that we will be using for this problem is the measurement of ∠F which is 58°. We will use this for our equation.

Let's set up our equation for tangent.

\(Tan(58)=\frac{15}{f}\)

Since we are looking for f , then we will rearrange the equation.

\(f=\frac{15}{tan(58)}\)

Now, we will solve for x. You can use a calculator to do these calculations.

\(f=9\)

So, the value of f in the triangle is 9.

Answer:  f=9

Because quick mafs says so

HW 3: Problem 10 Previous Problem List Next (1 point) A sample of n = 10 observations is drawn from a normal population with μ = 920 and o = 250. Find each of the following: A. P(X > 1078) Probabilit

Answers

To find the probability P(X > 1078) in a normal distribution, we need to calculate the area under the curve to the right of 1078.
Given data are:
Sample size `n` = `10` Mean `μ` = `920` Standard deviation `σ` = `250`
We have to find:P(X > 1078)
Using the formula of standard score, The Z-value is calculated as:Z = X - μ/σZ = 1078 - 920/250Z = 0.672  The Z value is 0.672. The probability of P(X > 1078) can be calculated using the Z score table shown below: The probability can be determined from the Z table:0.2514.
Therefore, the probability of P(X > 1078) is `0.2514`.
Hence, the required probability is `0.2514`.

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You are at a restaurant and the check comes to a total of $76. If you want to leave a
19% tip, how much total money should you pay, to the nearest cent?

Answers

You should pat a total of $90.44

What is i in summation notation?

Answers

Answer:

The variable of summation is represented by an index which is placed beneath the summation sign. The index is often represented by i. (Other common possibilities for representation of the index are j and t.) The index appears as the expression i = 1.

Step-by-step explanation:

~Feitan Portor~

What is i in summation notation?

how to multiply and add number subtracting them and equating them

Answers

Answer:

Over time, mathematicians have developed a set of rules called the order of operations to determine which operation to do first. The rules are: Multiply and divide from left to right. Add and subtract from left to right.

Step-by-step explanation:

Order of operations tells you to perform multiplication and division first, working from left to right, before doing addition and subtraction. Continue to perform multiplication and division from left to right. Next, add and subtract from left to right.

Answer:

You got to give me an qestion with numbers but hears how you do it.

Step-by-step explanation:

The rules are, Multiply and divide from left to right. Add and subtract from left to righ

 Hope this helps

100 points help i will mark branilyest

100 points help i will mark branilyest

Answers

Cancel gcf

Solution


Option A

2/11

Answer:

\(\frac{2}{11}\)

Step-by-step explanation:

\(\frac{6}{11} * \frac{1}{3}\)

since 6 and 3 are opposite of each other in this multiplication problem, you can divide them by 3 since they are both divisible by 3

\(\frac{2}{11} * \frac{1}{1} = \frac{2}{11}\)

PLEASE help ASAP will give brainliest

PLEASE help ASAP will give brainliest

Answers

Answer:

1.Understand the problem

2.Gather your resources

3.Come to answer

4.Check your answer and present solution

Step-by-step explanation:

Answer:

Number 1 is gather your resources

Number 2 is understand the problem

Number 3 is come to an answer

and number 4 is check your answer and present the solution

Which of the following is the factored form of the quadratic *
12x^2+5x-2=0

1.(4x - 1)(3x - 2)
2.(4x - 1)(3x + 2)
3.(4x + 1)(3x - 2)

Answers

Answer:

2

Step-by-step explanation:

\(12x^2+5x-2=\\\\(4x-1)(3x+2)\)

You can check this by working backwards and expanding:

\((4x-1)(3x+2)=\\\\12x^2-3x+8x-2=\\\\12x^2+5x-2\)

Hope this helps!

find the taylor polynomial t1(x) for the function f(x)=cos(x) based at b= 6 . t1(x) =

Answers

The Taylor polynomial t1(x) for the function f(x) = cos(x) based at b = 6 is t1(x) = 1 - 2(x - 6).

The Taylor polynomial of degree 1, denoted as t1(x), is a polynomial approximation of a function based on its derivatives at a particular point. In this case, we are finding t1(x) for the function f(x) = cos(x) based at b = 6.

To find t1(x), we need to consider the first-degree terms of the Taylor series expansion. The first-degree term is given by f(b) + f'(b)(x - b), where f(b) represents the function value at b and f'(b) represents the derivative of the function evaluated at b.

For the function f(x) = cos(x), we have f(b) = cos(6) and f'(b) = -sin(6). Substituting these values into the first-degree term formula, we obtain t1(x) = cos(6) - sin(6)(x - 6). Simplifying further, we get t1(x) = 1 - 2(x - 6).

In summary, the Taylor polynomial t1(x) for the function f(x) = cos(x) based at b = 6 is given by t1(x) = 1 - 2(x - 6). This polynomial provides a linear approximation of the function f(x) near the point x = 6.

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-2(6 + 5y) + 8y
pls help

Answers

Answer:

-12-2y

Step-by-step explanation:

-2[6±5y]±8y

negative × positive=negative

-12-10y±8y=-12-2y

Find the number of real number solutions for the equation. x2 − 15 = 0

Answers

Answer:

-15=0 {GIVEN}

Step-by-step explanation:

x²=15

x=±15

hence, x =+15 and -15

PLEASE HELP FASTTT LIKW IN LESS THAN 30 MINUTES PLSS IM GIVING BRAINLIEST

PLEASE HELP FASTTT LIKW IN LESS THAN 30 MINUTES PLSS IM GIVING BRAINLIEST

Answers

Answer:

Each student will have passed 17 tests; It will take 3 weeks.

Step-by-step explanation:

The explanation is in the picture.

PLEASE HELP FASTTT LIKW IN LESS THAN 30 MINUTES PLSS IM GIVING BRAINLIEST

if one u.s. dollar sells for 0.41 british pound, how many dollars should one british pound sell for? a. $1.8293 b. $3.0000 c. $2.3171 d. $2.4390 e. $2.6585

Answers

Answer:

\( \frac{1}{.41} = 2.4390\)

One British pound should sell for $2.4390.

D is correct.

Need answer now please

Need answer now please

Answers

Answer:

AB = √(4^2 + 1^2) = √(16 + 1) = √17

GH = √(4^2 + 4^2) = √(16 + 16) = √32

= 4√2

the estimated simple linear regression equation minimizes the sum of the squared deviations between each value of y and the line. True or false

Answers

The given statement "The estimated simple linear regression equation minimizes the sum of the squared deviations between each value of y and the line" is true because it provides the best fit line.

The simple linear regression equation estimates the relationship between two variables - a dependent variable (y) and an independent variable (x) - by fitting a straight line through the data points.

The line is chosen so that the sum of the squared deviations (also known as the sum of squared errors or SSE) between the observed values of y and the predicted values of y on the line is minimized.

In other words, the simple linear regression equation finds the line that is closest to all the data points in terms of the vertical distance between the points and the line.

This line is chosen to minimize the sum of squared deviations because it provides the best estimate of the relationship between x and y, and it allows for the prediction of y values for a given x value.

Thus, minimizing the sum of squared deviations is a crucial aspect of the simple linear regression equation because it ensures that the line of best fit provides the most accurate estimate of the relationship between the variables.

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help me please i have to pass it

help me please i have to pass it

Answers

Answer:

<

_

Step-by-step explanation:

Just some basic logic.

H < 46 It’s the 4th option
_

Please answer correctly !!!!!!!!! Will mark brainliest answer !!!!!!!!!!!!

Please answer correctly !!!!!!!!! Will mark brainliest answer !!!!!!!!!!!!

Answers

Answer:

I think that C) and D)

Step-by-step explanation:

I think this because if you look at 3.5 secounds it came down and after 1.75 secounds the ball hit the ground. A) wouldn't be because it came down at 3.5 secounds not coming up. B) wouldn't be because the ball droped after 1.75 secounds not come up.

Can someone please help me out with this

Can someone please help me out with this

Answers

Answer:

hope it helps

Can someone please help me out with this
Can someone please help me out with this

A dog has a mass of 19 kg. What is the mass of the dog in

grams, expressed in scientific notation?

a 1. 9 x 101 g

b 1. 9 x 1038

С

1. 9 X 104

g

d 1. 9 x 10² g

Answers

The mass of dog having weight as 19 kg has its mass in grams as 1.9 x 10⁴ grams, option C.

In physics, mass is a quantitative measurement of inertia, a basic characteristic of all matter. It essentially refers to a body of matter's resistance to changing its speed or location in response to the application of a force. The change caused by an applied force is smaller the more mass a body has.

Measuring units to determine the size, weight, or quantity of any object. Seven fundamental measurement units are utilized in daily life and across the globe.

A dog has a mass of 19 kg

The mass of the dog in grams is:

1 kilogram = 1000 grams

19.5 kg × (10³ g/1 kg) = 1.95 × 10⁴ g.

Thus, the mass of the dog in grams is 1.95 × 10⁴ g.

1000 grammes make to 1 kilogram (kg) (g).

1 kg = 1000 g

The mass m in kilogram (kg) multiplied by 1000 gives the mass m in grams (g)

m(g) = m(kg) × 1000.

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Pls help me with 10 asap I will mark brainiest if it’s correct

Pls help me with 10 asap I will mark brainiest if its correct

Answers

The value of p from the given equation is 4.5.

What is an equation?

In mathematics, an equation is a formula that expresses the equality of two expressions, by connecting them with the equals sign \(=\\\).

The given equation is \(0.5p-3.45=-1.2\)

The solution of an equation is the set of all values that, when substituted for unknowns, make an equation true.

The equation can be solved as follows

\(0.5p-3.45=-1.2\)

\(0.5p= -1.2+3.45\)

\(0.5p= 2.25\)

\(p= 2.25\div0.5\)

\(p= 4.5\)

Therefore, the value of p is 4.5.

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399 divided by blank equals 3.99

Answers

399 divided by 100 equals 3.99

Answer:

100

Step-by-step explanation:

399/100= 3.99

im honestly not sure how to explain it.

An experiment consists of rolling a die and then flipping a coin.

The following tree diagram shows the possible outcomes.


A 2-column tree diagram: die and coin. The die column has numbers 1 through 6. Each number branches to H & T in the coin column.

© 2018 StrongMind. Created using GeoGebra.


What is the probability of rolling a 6 or landing on tails?

Enter your answer as a reduced fraction, like this: 3/14

An experiment consists of rolling a die and then flipping a coin.The following tree diagram shows the

Answers

Answer:

1/3

Step-by-step explanation:

If you are trying to figure out the more likeliness of getting tails than a 6, then you have to get a common denominator and then subtract numerators.

\(\frac{1}{2} =\frac{6}{12} \\\\\frac{1}{6} =\frac{2}{12} \\\\\frac{6}{12} -\frac{2}{12} =\frac{4}{12} \\\\\frac{4}{12} =\frac{2}{6} =\frac{1}{3}\)

Theres a 1/3 more chance of tails than rolling 6

The probability of rolling a 6 or rolling a die is 2/3.

What is Probability?

Probability is simply the possibility of getting an event. Or in other words, we are predicting the chance of getting an event.

The value of probability will be always in the range from 0 to 1.

Given that,

An experiment consists of rolling a die and then flipping a coin.

Probability = Number of desired outcomes / Total outcomes

Probability of rolling a 6 = 1/6

Probability of landing on tails = 1/2

P(A or B) = P(A) + P(B)

Here, let A represents the event of rolling 1 6 and B represents the event of landing on tails.

P(A or B) = 1/6 + 1/2 = 4/6 = 2/3

Hence the required probability is 2/3.

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Micah's Allowance was increased from $6 a week to $9 a week. By what percent did his allowance increase?

Answers

Answer:

60%

Step-by-step explanation:

Lance the alien is 5 feet tall. His shadow is 8 feet long. At the same time of day, a tre shadow is 24 feet long. What is the height of the tree?

Answers

Answer:

15 ft

Step-by-step explanation:

5:8

?:24

8x3=24    SO    5x3=15

Help. What does 4^5×4^7=

Answers

4 ^12 because if you’re multiplying powers you just add the power number

\(4^5\cdot4^7=4^{5+7}=16,777,216\).

Hope this helps.

mila has 9 buttons mia has 225 mia has how many times as many buttons as mila?

Answers

Answer:

25

Step-by-step explanation:

divide mia's buttons by mila's

225 / 9

=25

Answer:

Step-by-step explanation:

225 ÷ 9 = 25

Mia has 25 times as many buttons as Mila

A plane cuts a pyramid as shown in the diagram. What is the shape of the cross section?

A.
a hexagon

B.
a pentagon

C.
a square

D.
a triangle

Answers

Answer:

Hexagon

Step-by-step explanation:

Because I a cross section

AaaaAaaaaaaA/ hexagon!

Which equation has the same solution as x^2 – 8x + 19 = -10?

(x +4)^2 = -45
(x – 4)^2 = -13
(x – 4)^2= – 45
(x + 4)^2 = = -13

Which equation has the same solution as x^2 8x + 19 = -10?(x +4)^2 = -45(x 4)^2 = -13(x 4)^2= 45(x +

Answers

it would be the 3 rd answer
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