30. Find the volume of the figure below.
21 km
15 km
19 km
9 km

30. Find The Volume Of The Figure Below.21 Km15 Km19 Km9 Km

Answers

Answer 1

Answer:

See below ....none of your answer choices  'fit'

Step-by-step explanation:

Break it into two pieces....a triangular prism and a square pyramid

prism volume = (area) * length

                      ( 1/2 base * height)     *  length  

     Use pythagorean theorem to find height of triangular prism = 12

                            1/2 * 12 * 9   * 21 = 1134 km^3

Pyramid volume = 1/3 base * height =

               =   1/3  *   (9*21)    *    7 = 441 km^3

Summed = 1575 km ^3          


Related Questions

Step 1: 3x + 12 = 3 Step 2: ? Step 3: x = −9 ÷ 3 Step 4: x = −3 What is the missing Step 2? 3x = 9 3x = 15 3x = −9 3x = −15

Answers

The missing step is to subtract 12 from both sides of the equation.

The step would be:

3x = -9

3x=-9 is the missing step

what is the maximum monthly credit obligation that she has​

Answers

Answer:

  $373.50

Step-by-step explanation:

Her monthly maximum obligation should be 15% of Bridgette's take-home pay of $2490.

  $2490×15% = $373.50

What do you know about measure AEB compared to angle ADB?

Answers

Answer:

[tex]m \angle AEB = m \angle ADB[/tex]

Step-by-step explanation:

By the Inscribed Angle Theorem, since both angles have the same intercepted arc, they are congruent.

How do you do this?

Answers

Answer:

you will have to get a protractor and angle side right

how do you convert weight measurements?

Answers

Answer:

See below

Step-by-step explanation:

You will need to know the conversion factors for each type of measurement

example    1 pound = 2.204 Kg

or    1 pound = 16 ounces  

or   1 ounce = 28.35 gm

etc

PLEASE ANSWER ASAP!
What is the slope of the line given by the equation? (Enter your answer as a decimal if necessary)
y= 2.25x+ 2.44

Answers

Your slope is 2.25
Y=mx + b
M is slope, the number next to the x

Answer:

slope = 2.25

Step-by-step explanation:

This equation is written in slope-intercept form, which has the general structure: y = mx + b.

In this form, "m" = slope and "b" = y-intercept.

Therefore, the slope is 2.25 since it is replacing the "m" variable.

A jar contains only dimes and nickels. The total number of coins in the jar is
15
. The total value of the coins is
$
1.00
. How many of each type of coin are in the jar?

Answers

Answer:

5 dimes and 10 nickels

Step-by-step explanation:

0.1d + 0.05n = 1

d + n = 15

d + 0.5n = 10

d + n = 15

0.5n = 5

n = 10

d + n = 15

d + 10 = 15

d = 5

Answer: 5 dimes and 10 nickels

Helppppp I really need this asap

Answers

Answer:

gago putangina mo bold

panget

HELP! ASAP PLS! find the surface area of this solid

Answers

Answer:  855 I think :)

Select the correct answer.
Which is the minimum or maximum value of the given function?

Answers

Answer:

C

Step-by-step explanation:

Line does not go over 1 on the y-axis

4. Make a table and graph the function. (1 point)
y = 4x + 2

Answers

Y intercept is (0,2)
Slope is 4/1 y/x so (1,4)


Solve 12x
x + 16 - 1 = 0

Answers

Answer:

xx=-0.8

Step-by-step explanation:

not sure if this is right because the 12xx is kind of strange

12xx+16-1=0
12xx+15=0
12xx=-15
12/12xx=12/-15
xx=-.8

Aline has a slope of 6 and includes the points (-9, 0) and (-8, a). What is the value of a?
Submit
Please help

Answers

Answer:

a = 6

Step-by-step explanation:

Given information:

Slope = 6

Coordinates: (-9, 0) and (-8, a)

Slope formula = y2 - y1 / x2 - x1

Substitute the given values into the formula.

6 = a - 0 / -8 - (-9)

6 = a - 0 / 1

6 = a - 0

a = 6

hope this helps!! p.s. i really need brainliest :)

What is the slope of a line parallel to the line whose equation is 6x + 5y = -5.
Fully simplify your answer.

Answers

                      ➢◇✳︎✧✥---------------------------------------------✥✧✳︎◇⤎

[tex]Hello[/tex] [tex]There![/tex]

   We need to find the slope of the line that's parallel to 6x+5y=-5.

It's not hard, I promise! I'm going to take you through a few steps, and we'll find the answer.

Are you ready? Let's start. :)

[tex]Procedure:[/tex]

➢ First, subtract 6x from both sides:

5y=-5-6x

✦ Switch the order of the terms:

5y=-6x-5

➢ Now, divide both sides by 5:

y=-6/5x-5/5

✦ Which is the same as

[tex]\bold{y=-\displaystyle\frac{6}{5} x-1}[/tex]

➢ Part of the problem's already solved! :)

  Now, parallel lines have the same slope.

✦So the slope of the line parallel to 6x+5y=-5 is also:

◉ [tex]\bold{-\displaystyle\frac{6}{5}}[/tex] ☑︎

Problem solved! :)

hope it's helpful!wishing you a great day!

[tex]Greetings ![/tex]

     ◆     •     ❖ _____________________________________❖   •. ◆

Calculate.
35 C12
Note: nCr=r(n=r)!
n!

Answers

[tex]\\ \rm\Rrightarrow {}^{35}C_{12}[/tex]

[tex]\\ \rm\Rrightarrow \dfrac{35!}{12!(35-12)!}[/tex]

[tex]\\ \rm\Rrightarrow \dfrac{35!}{12!23!}[/tex]

[tex]\\ \rm\Rrightarrow \dfrac{1.0333148e+40}{12383157381152686026522624000000}[/tex]

[tex]\\ \rm\Rrightarrow 834451800[/tex]

Answer:

834,451,800

Step-by-step explanation:

Factorial is denoted by an exclamation mark "!" placed after the number. It means to multiply all whole numbers from the given number down to 1.

Example:  4! = 4 × 3 × 2 × 1

Binomial Coefficient

[tex]\large \text{$ \rm ^{n}C_r=\dfrac{n!}{(n-r)!r!} $}[/tex]

[tex]\large \text{$ \rm \implies ^{35}C_{12}=\dfrac{35!}{(35-12)!12!} $}[/tex]

[tex]\large \text{$ \rm \implies ^{35}C_{12}=\dfrac{35!}23!12!} $}[/tex][tex]\large \text{$ \rm \implies ^{35}C_{12}=\dfrac{35!}{23!12!} $}[/tex]

[tex]\large \text{$ \rm \implies ^{35}C_{12}=\dfrac{35 \times 34 \times 33 \times ... \times 25 \times 24}{12!} $}[/tex]

[tex]\large \text{$ \rm \implies ^{35}C_{12}=834451800 $}[/tex]

Need help asap thanks

Answers

Answer:

x=1

Step-by-step explanation:

f(x)=-4x^2+8x-28 (Identify the cofficients)

a=-4, b=8 (Substitute the coefficients into the expression)

x=-8/2(-4) (solve the equation)

x=1

please tell me if i am wrong :)

can anyone tell me what point I plot these two at pls

Answers

Answer:

[tex]x^{2} +y^{2}=25[/tex]

[tex]x^{2} +y^{2}=5[/tex]

Radius: 5

Radius: [tex]\sqrt{5}[/tex]

Step-by-step explanation:

(see images below)

Hope this helped!

~rere

(Multiple Choice) Solve In (2x + 3) = 7.
Round to the nearest thousandth.

A-
1095.133

B-
549.817

C-
1099.633

D-
546.817

Answers

Answer:  it is D 546.817

If you spin the spinner below, what is the

probability that you will land on a 2 ?

Answers

What are all the numbers on the spinner

How do I use the standard altherigm?

Answers

Answer:

Step-by-step explanation:

The standard algorithm is a way of doing multiplication by using partial products or multiplying in parts. What you do with this algorithm is multiply the top number by the bottom number one digit at a time, working your way from right to left.

please help before 11 pm
B=?

Answers

Answer:

155.24

Step-by-step explanation:

[tex]\text{Apply sine rule,}\\\\~~~~~~~~\dfrac{a}{\sin A} = \dfrac{b}{\sin B} = \dfrac{c}{\sin C}\\\\\\\implies \dfrac{b }{\sin B} = \dfrac{c}{ \sin C}\\\\\\\implies b = \dfrac{c \cdot \sin B}{\sin C}\\\\\\\implies b = \dfrac{197\sin 52^\circ}{\sin 51^{\circ}}~~~~~~~~~;\left[\angle C = 180^{\circ} - 77^{\circ} -52^{\circ} = 51^{\circ} \right]\\\\\\\implies b \approx 200[/tex]

Need help on this one please

Answers

Answer: y = -2x - 4

Step-by-step explanation:

This question asks that you give your answer in slope-intercept form, which is written as y = mx + b, where m is the slope, and b is the y-intercept.


In order to write an equation for this line in slope-intercept form, you need to find the slope and the y-intercept. You can find the slope by selecting any two clear points on the graph and finding the [change in y] ÷ [change in x].

For example, I’ll use (-3, 2) and (-2, 0):

Change in y: 2 - 0 = 2

Change in x: -3 - (-2) = -1

Change in y ÷ Change in x = 2 ÷ (-1) = -2


So, the slope, m, is -2. Finding b, or the y-intercept is a lot more straightforward; you just find where the line intercepts the y-axis, or when x = 0. Looking at the graph, we can see that the y-intercept is -4, so b = -4.


Now, we can put these together in an equation.

y = mx + b, where m = -2 and b = -4


y = -2x -4

A 4-lb. force acting in the direction of (vector) 4,-2 moves an object just over 7ft from point (0,4) to (5,-1). Find the work done to move the object to the nearest foot-pound.

A) 35 ft*lbs
B) 27 ft*lbs
C) 18 ft*lbs
D) 7 ft*lbs

Answers

To solve this problem, we have to find the net displacement and the net force and the multiply the dot product together and get the work done.

The work done on moving the object is 27ft*lbs

Work done in moving the object from point A to point B

To find the work done on this object, let's find the net force on the object.

Data;

force = 4lbdirection = 4, -2displacement = 7ftdirection = (0, 4) to (5,1)

The unit vector of the force is

[tex]\sqrt{4^2 +(-2)^2} =\sqrt{16 + 4} = \sqrt{20}[/tex]

[tex]\frac{4}{\sqrt{20} }, \frac{-2}{\sqrt{20} }[/tex]

The net force acting on the object is

[tex]F = 4(\frac{4}{\sqrt{20} }, \frac{-2}{\sqrt{20} })\\F= (\frac{16}{\sqrt{20} }, \frac{-8}{\sqrt{20} } )[/tex]

The displacement on the object is 7ft through (0,4) to (5, -1)

The unit vector on displacement is

[tex]\sqrt{5^2 + (-1-4)^2} = \sqrt{25+25} = \sqrt{50}[/tex]

[tex]\frac{5}{\sqrt{50} }, \frac{-5}{\sqrt{50} }[/tex]

The net displacement will be

[tex]7(\frac{5}{\sqrt{50} }, \frac{-5}{\sqrt{50} }) = \frac{35}{\sqrt{50} }, \frac{-35}{50}[/tex]

The work done will be F.d

[tex]w = f. d \\[/tex]

[tex]w = (\frac{16}{\sqrt{20} }, \frac{-8}{\sqrt{20} } ) * \frac{35}{\sqrt{50} }, \frac{-35}{50}\\w = 17.71+ 8.854\\w = 26.567 = 27ft*lbs[/tex]

The work done on moving the object is 27ft*lbs

Learn more on work done on an object here;

https://brainly.com/question/26152883

#SPJ1

Answer: the answer is B 27ft

Step-by-step explanation: its cam btw

Is the answer b?????

Answers

Answer:

it should be A if not im sorry

Step-by-step explanation:

Find the missing digit for the following bank identification numbers:
71100139█




321000█56

Answers

Answer:

711001392

321000759

Step-by-step explanation:

hope it helps ^o^

Type such digits that's are correlated to both numbers but they are not present in both rather than present in one.

They can be 2 and 7 or 5 and 9

711001392321000756

You can write other one also

Find the length of arc XPY. Leave your answer in terms of pi.​

Answers

Answer:

2π m.

Step-by-step explanation:

Arc XY is 1/4 of the circumference of the circle

= 1/4 * 2π * r

= 1/2 π * 4

= 2π m.

Look at the corners of the shape below. Which of the following points is located at one of the corners?


(1,6)

(2,2)

(6,1)

(1,7)

Answers

Answer: (6,1)

Step-by-step explanation:

     Coordinate points are written as (x, y).

     Here is a tip for finding coordinate points on a graph:

[1] Start at the origin, point (0, 0) on the graph

[2] "Walk left/right to the elevator" - this is the x-coordinate value

[3] "Go up/down the elevator" - this is the y-coordinate value

     Here is an example, using your problem:

-> See attached

[Points in Blue] Move one unit right, three units up to (1, 3)

[Points in Red] Move two units right, seven units up to (2, 7)

[Points in Green] Move 6 units right, one unit up to (6, 1)

    -> This means the answer to your problem is the third option, (6, 1)

If you are color blind, let me know and I will rephrase it.

PLEASE HELP WILL GIVE BRAINIEST HELPPP!!!!

Answers

Answer:

a. <B = 53°

b. BC = 14

c. x = 14

Step-by-step explanation:

Sine(theta) = Opp/HypCosine(theta) = Adj/HypTan(theta) = Opp/Adj

a. <B = ?

Use Sine.

Sine(<B) = 12 /15

<B = Sin^-1(12/15)

<B = 53.13

<B = 53°

b. BC = ?

Either use Sine(<A) = BC/16 or Cosine(<C) = BC/16

Will be using Cosine.

Cosine(<C) = BC/16

Cosine(30°) = BC/16

BC = 16 * Cos(30°)

BC = 13.856...

BC = 14

c. x = ?

Looking at the triangle. The triangle is isosceles which mean two side angle or side length are the same.

x = 14

Answer:

A: 53.13

B:13.86

C: 14

Step-by-step explanation:

A can be found by using the trigonometric ratio Sin.

Sin=

[tex] \frac{opp}{hyp} [/tex]

And we have our opposite side and hypotenuse. so insert it:

Sin=12/15

Therefore use sin inverse and input that fraction

[tex]sin { }^{ - 1} ( \frac{12}{15} )[/tex]

=53.13010235

Rounded off to two decimals

=53. 13

B can be found using sin again. Since we know that Sin is opp/hyp and we have the hyp, we are now looking for the opp.

So use Sin(60)=BC/16

Multiply 16 on both sides to get: 16Sin(30)=BC

13.85640646=BC

rounded off to two decimals:

13.86

C can be found using Tan. Tan is opp/adjacent

We have the adjacent and we are looking for the opposite.

So use:

tan(45)=X/14

Multiply 14 on both sides

14tan(45)=X

14=X

Hope that helps!

What is the volume of the Pop-Cone?
What is the price per cubic inch for the Pop-Cone?
Base=5in
Height=8in
PLSS HELP ASAP

Answers

Base radius is 5in

Height=8in

Volume

1/3πr²h1/3π(5)²(8)1/3π(8)(25)200π/3209.3in³

Answer:

Volume = 13.3 in³ (nearest tenth)

Step-by-step explanation:

[tex]\textsf{Volume of a cone}=\sf \dfrac{1}{3} \pi r^2 h \quad\textsf{(where r is the radius and h is the height)}[/tex]

[tex]\textsf{Base area of a cone = area of a circle}=\sf \pi r^2[/tex]

[tex]\implies \textsf{Volume of a cone}=\sf \dfrac{1}{3} h \times \textsf{base area}[/tex]

Given:

Base area = 5 in²Height = 8 in

Substituting the given values into the formula:

[tex]\begin{aligned}\implies \textsf{Volume of a cone} & =\sf \dfrac{1}{3} (8)(5)\\\\ & = \sf \dfrac{40}{3}\\\\ & = \sf 13.3\:in^3\:(nearest\:tenth)\end{aligned}[/tex]

what is the product of 2.31 and 0.21​

Answers

The product is 0.4851
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