what is the surface area of a rectangular prism that measures 12 meters by 11 meters by 9 meters

Answers

Answer 1
It’s 678m2 because Given the dimension of a rectangular prism l×b×h,its surface area is 2(lb+bh+lh)Hence surface area of a rectangular prism that measures 12 m x 11 m x9 mis 2×(12×11+11×9+12×9)= 2×(132+99+108)= 2×339=678m2

Related Questions

Hello can someone please help me with this

Answers

Answer:

C) 1

Step-by-step explanation:

Its the closest to 1.04

in what value of b makes y= 2x + b the same as y= 2x what does that value mean

Answers

Answer:

B = 0

Step-by-step explanation:

If you have y = 2x + b and are trying to get to y = 2x

Then just remove the B itself meaning it's value would be 0 so it is as if that variable was never in the actual equation.

Basing ourselves off of the formula "y = mx + b"

B = 0 would mean that the y-intercept of the line is 0

Answer:

0

Step-by-step explanation:

if y=2x and y=2x+b is the same then b must be 0.

Fred earns $45 mowing the lawn. He spends $5 on music and puts half of what's left in a savings account. He then gets another $5 for washing his neighbor's car.
First, write the expression that represents the number of dollars Fred keeps (and does not put in his savings account), and then simplify.

Answers

The total amount that Fred keeps (and does not put in his savings account) is $20

Total earnings of Fred = $45

Amount spent on music = $5

Amount remaining after spending on music = $40

Fred puts half of what's left in a savings account.

Total amount put in the savings account = 40/2

Total amount put in the savings account = $20

The total amount that Fred keeps (and does not put in his savings account) is $20

Learn more here: https://brainly.com/question/25698362

(b) 1 kilogram 2.2 pounds, express your answer from part (a) in pounds. Answer: lbs [2]​

Answers

Answer:

37

Step-by-step explanation:

3) Which graph best represents the solution set of
of 2/3x + y <_ -2?

Answers

Answer:

D

Step-by-step explanation:

since it's <_ -2, everything will be left of -2 on the x axis

Cariyah placed $2000 into a savings account with 3.5% interest, compounded annually. Write Cariyah's total savings S(t) as a function of time in years, t.
S(t) =

Answers

Answer:

450

Step-by-step explanation:

Please help me with this answer​

Answers

Answer:

[tex]n = \frac{53}{79}[/tex]

Step-by-step explanation:

79 : 53

divide by 79 on both sides

[tex]1 : \frac{53}{79}[/tex]

[tex]n = \frac{53}{79}[/tex]

Answer: 1 : 1.49

Step-by-step explanation:

the starting Ratio was= 79 : 53

now its 1 : ?

The first number was divided by 79 so we divide the other number by 79.

1 : 53 is now

1 : 1.49 (This is rounded to the 2d.p since the question asked for it)

Find m Links will get reported

Answers

Answer: Angle M = 20°

Step-by-step explanation: Angle N = 90° and Angle L = 70° therefore to equal 180° M must be 20°

Solve.

−3 2/3x = −2 1/5

Answers

Answer:

1 2/3

Step-by-step explanation:

You divide -3 2/3x to -2 1/5 and you will get 1 2/3

Multiply:
1 2
--- X ---
8 3
Give your answer as a fraction, reduced to lowest terms

Answers

Answer:

Step-by-step explanation:

divide by LCD

What is the value of the pronumeral in this triangle?

Answers

Step-by-step explanation:

always remember : the sum of all angles in a triangle is always 180 degrees.

therefore,

180 = 47 + 51 + x

82 = x

Please help me out with this question and please explain with steps

Answers

Answer:

6m²-m²+5m-1

Step-by-step explanation:

Polynomial 1 = m³ + 3m² - 18m

Polynomial 2 = 23m - 4m²

Polynomial 3 = 5m³ - 1

(m³+3m²-18m)+(23m-4m²)+(5m³-1)

When adding polynomials, you'll add like terms.

(m³+5m³)+(3m²-4m²)+(-18m+23m)+(-1)

(6m³)+(-m²)+(5m)+(-1)

6m³-m²+5m-1

If AZ = 85 ZE=51 find Bc

Answers

The answer is 136.
85^2-51^2
=4624
Then we square root that to get…
68
BUT the answer is saying from b to c so we would have to multiply it by 2 to get…
136

what is the volume of the cone if the volume of the cylinder is 51L.​

Answers

Answer:

17L

Step-by-step explanation:

Volume of cone = 1/3(Volume of cylinder )

= 1/3 * 51L

= 17L

4х = 32
А. x= 9
В. x= 8
с. x= 28
D. х = 128

Answers

Answer:

B

Step-by-step explanation:

Step 1: Divide both sides by 4.

4x/4 = 32/4

4x/4 leaves you with x by itself, and 32/4 is 8. So x = 8

Greg received 3/8 of the votes cast for class secrectary. How many votes did he receive
Write your answer in simplest form
( show me how you got your answer like an explanation please Thanks! :)

Answers

Answer: 3/8

Step-by-step explanation: We don't know how many votes are there for the class secretary.

You can run at a speed of 6 mph and swim at a speed of 3 mph and are located on the shore, 4 miles east of an island that is 1 mile north of the shoreline. How far should you run west to minimize the time needed to reach the island?

Answers

Well we don’t know how far is the island we do know that we can swim rlly slow and run faster we are on the east pf the island and we are 1 mile away from the shoreline if its one mile north we would need to run 1 mile west to minimize our time.(if this is now the answer please fix your grammar)

The distance to run to minimize the time needed to reach the island is

3.4 miles

What is the Pythagorean theorem?

Pythagorean theorem states that in a right triangle, the square of the hypotenuse is equal to the sum of the squares of the other two sides.

Let x = distance to run.

Remaining distance to the point that is closest to the island = (4 - x) miles.

The distance d to the point x from the island is

using the Pythagorean theorem:

d² = 1² +(4 - x)²

d² = 1 + 16 -8x + x²

d² = 17 - 8x + x²

d = √(x² - 8x + 17)

Total travel time.

= Times running + Time swimming.

Speed = Distance / Time

Time = Distance/Speed

Total time:

T = x/6 + d/3

T = x/6 +√(x² - 8x + 17)/3

Minimized time is when T' is zero.

T' = 0

1/6 + 1/3 x 1/{2(√(x² - 8x + 17)} x (2x - 8) = 0

1/6 + (2x - 8)/6√(x² - 8x + 17) = 0

Multiply 6 on both sides.

1 + (2x - 8)/√(x² - 8x + 17) = 0

√(x² - 8x + 17) + 2x - 8 = 0

√(x² - 8x + 17) = 8 - 2x

Square both sides.

(x² - 8x + 17) = (-(2x - 8))²

(x² - 8x + 17) = (2x - 8)²

x² - 8x + 17 = 4x² - 32x + 64

4x² - x² - 32x + 8x + 64 - 17 = 0

3x² - 24x + 47 = 0

Finding the roots of the quadratic equation.

We get,

x = 3.4 and 4.6

Thus,

The distance to run to minimize the time needed to reach the island is

3.4 miles

Learn more about the Pythagorean theorem here:

https://brainly.com/question/14930619

#SPJ2

(-1/9) ÷ 6/7 =

Help
Me
Pls
:)

Answers

Answer:

I believe your answer is -7/54

Answer: -0.129

Step-by-step explanation:

Write 5/6% as a decimal number.​

Answers

Answer: 5/6 as a decimal is 0.833

Step-by-step explanation:

just divide 5 by 6

0.8 hope this helps :).

tom drives a truck his regular trip is a distance of 280km.he drives at an average speed of 80km/h.for saftey reason his boss puts a speed limit on his trucktoms average speed by 10km/h
how much longer will it takes tom to drive this regular trip​

Answers

Answer:

Step-by-step explanation:

280 / (80 - 10) - 280 / 80 = 0.5 hr longer

Mrs. King's famous peanut butter cookies call for 1 cup of peanut butter for every 1/2of a cup of oil. Today, she wants to make a huge batch with 1 cup of oil. How much peanut butter should she use?

Answers

2 cups of peanut putter for one cup of oil.

Help please use picture

Answers

Answer:

c. the relationship is proportional because the graph passes through the origin

78 divided by 21?:-:

Answers

Answer:

3.7 or 3.71428571429

Step-by-step explanation:

:/

Answer:

3.714

Step-by-step explanation:

78/21 is 3.71428571429 but you can round that to 3.714

7,433,654 rounded to the nearest 100

Answers

7433700 I think but not sure

Who ever solve this first I will give Brainliest to them

Answers

Answer:

9

Step-by-step explanation:

In order to solve this problem, you need to understand how the area of a parallelogram works. If you already know how the area of a parallelogram and the area of a triangle are related, then adding 79 and 10 and subsequently subtracting 72 and 8 to get 9 should make sense

Scrooge invests $500. He found a bank that would pay him 4% interest, compounded monthly.
a) Type of exponential function.

b) Write a function to represent the situation.

c) If he deposits the whole $500 and does not deposit or withdraw any other amount, how much money would he have after 4 years?

Answers

The exponential function is a growth function. The exponential function that represents the situation is: A(1 +r)^nm. The amount of money that Scrooge would have in 4 years is $586.60.

The formula that can be used to determine the amount Scrooge would have in 4 years is: A(1 +r)^nm

A = Amount invested = $400

r = interest rate = 4/12 = 0,0333

n = number of years

m = number of compounding

$500(1.0333)^(12 x 4) = $586.60.

A similar question was solved here: https://brainly.com/question/15278974

I neeeed help plz question 4

Answers

B) 2x+4y =20
C))x+6y=10

Where do I put the parenthesis to make it true?

5 – 6w – 5 – 95 + 2w = –48w – 70

Answers

Answer:

i just stole your points thank you

Step-by-step explanation:

5 – 6w – 5 – 95 + 2w = –48w – 70

-6w + 2w + 48w = -70 -5 + 5 +95

44w = 25

w=25/44

Trong tập hợp các số thực ℝ cho quan hệ S1, S2
 a, b ℝ, a S1 b  a
2
 b
2
 a, b ℝ, a S2 b  a
3
 b
3Quan hệ nào là quan hệ thứ tự ? Quan hệ nào là quan hệ thứ tự toàn phần ?

Answers

Answer:

Step-by-step explanation:

Marie uses 2.3 oz of nuts for each bag of trail mix she makes. She uses 27.6 oz of nuts in all.



How many bags of trail mix does Marie make?



Enter your answer in the box.

bags

Answers

Answer: 27.6/2.3 = 12 bags of trail mix

Step-by-step explanation: Hope this helps :)

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