. How many faces does a polyhedron with
20 vertices and 30 edges have?

Answers

Answer 1

Answer:

12

Step-by-step explanation:

Answer 2

Answer:

12

Explanation:

Trust!

Hope this helps! :)


Related Questions

The vertex of this parabola is at (3,-2). When the x-value is 4, the y value is 3. What is the coefficient of the squared term in the parabola's equation?

Answers

Answer:

the coefficient of the squared expression is 5.

Step-by-step explanation:

the equation of a parabola in its vertex form is y=a(x-h)²+k, where (h, k) is the vertex of the parabola.

in this case, h=3, k=-2, so y=a(x-3)-2

plug (4,3) in the equation: 3=a(4-3)²-2, a=5

If 2^2x=2^3, what is the value of x?

2/3
3/2
2
3

edit: answer is 3/2

Answers

Answer:

3/2╮(. ❛ ᴗ ❛.)╭╮(╯_╰)╭¯\_(⊙_ʖ⊙)_/¯╮(╯_╰)╭乁( •_• )ㄏ乁( •_• )ㄏ╮(╯_╰)╭┐( ˘_˘)┌乁( •_• )ㄏ乁( •_• )ㄏ

Step-by-step explanation:

a

Solve for X:-1 Plz help

Answers

Answer:

Lo siento, solo necesitaba los puntos

Step-by-step explanation:

Lo siento, solo necesitaba los puntos

Lo siento, solo necesitaba los puntos

Lo siento, solo necesitaba los puntosvv

Lo siento, solo necesitaba los puntos

Lo siento, solo necesitaba los puntosvvv

Answer:

2nd option

Step-by-step explanation:

-1 < x + 3 < 5

Subtract 3 from both sides;

-4 < x < 2

5x - 7 = -10x + 8
What is this

Answers

Step-by-step explanation:

5 x − 7 = 8 5x-7=8 5x−7=8. Add 7 to both sides. Simplify 8 + 7 8+7 8+7 to 1 5 15 15.

Answer:

x=1

Step-by-step explanation:

5x-7=-10x+8

--15=-15x

1=x

if a car is 160 inches long and a truck is 7% longer, how long is the truck?

Answers

Answer:

160.07

Step-by-step explanation:

please help i will mark correct answer brainliest
i get 3 answer checks- thanks ms m :)

Answers

Answer:

X= 55.33

Step-by-step explanation:

$8,200 is invested in an account earning 5% interest (APR), compounded quarterly.
Write a function showing the value of the account after t years, where the annual
growth rate can be found from a constant in the function. Round all coefficients in
the function to four decimal places. Also, determine the percentage of growth per
year (APY), to the nearest hundredth of a percent.

Answers

so comounded monthly
y = 8200(1+(0.046/12))^0.046t

9 + 3x2 + 5 - 4 = N​

Answers

N+9+3x2+5-4. I think that the anwser

(a + 3b)x + (a + 3b)y

Answers

Step-by-step explanation:

(a+ 3b ) ( X + y )

........

I just need the 4th not the 3rd please help I will give you BRAINLIEST!!!!​

Answers

Answer:

See attached

Step-by-step explanation:

The answer is in the picture below

A B C D

Which one is it

Answers

Answer: C i believe

Step-by-step explanation:

Answer:

c

Step-by-step explanation:

need help with this....................

Answers

Answer:

Step-by-step explanation:

y-intercept: 4

type of slope: negative

slope: y= -3x+4

im kinda iffy ab the slope tho :p

Help Please). Which graph represents the function f(x)= -3^x - 2. Brainliest Answer ​

Answers

The graph that represents the function f(x) = -3x^2 -2 is the top left graph.

I hope it helps you

how to find a slope​

Answers

Answer:

below

Step-by-step explanation:

rise÷run

or

dalta y ÷ dalta x (from table ofvalues)

-10x+2y=-4
Solve for the slope

Answers

Answer:

y=5x-2

Step-by-step explanation:

divide to get y by itself

-5x+y=-2

move the x to the other side by adding it to both sides

y=5x-2

1. George joins a gym. He pays $25 to sign up and then $15 per month.

How much will George have to pay if he uses the gym for 5 months? Show your work.​

Answers

Answer:

100 dollars

Step-by-step explanation:

First you multiply how much it is each month by how many months.

5x15=75

Then you add the money he has to pay to sign up. So,

75+25=100

Answer:

I believe the answer would be $100

Step-by-step explanation:

1. He already payed the $25 so he doesn't need to pay that anymore

2. If he's paying $15 a month you would have to multiply 15 by 5 because he went for 5 months

3. for the five months he payed $75, so after that you would have to add the additional $25 to the $75 get the answer of $100

Which graph represents the function y = sine (one-half x) after a shift of 3 units down?

Answers

The graph shows the  function y=sin(1/2x) after a shift of 3 units down .

What is Trigonometry?

Trigonometry is a branch of mathematics that studies relationships between side lengths and angles of triangles.

We have to find the graph which represents the function y = sine (1/2x) after a shift of 3 units down

The sine function starts at 0, heads up to 1 by π/2 radians (90°) and then heads down to −1.

According to the question

y=sin(1/2x) after a shift of 3 units down

y+3=sinx/2

Now.

x         y

0        -3

π         -2

-π        -4

Graph will be plotted on these points

Hence, the graph shows the  function y=sin(1/2x) after a shift of 3 units down .

To learn more on trigonometry click:

https://brainly.com/question/25122835

#SPJ1

Answer:

Graph A

Step-by-step explanation:

Edeg 2023

the figure below is cut into 20 equal parts. Shade 40% of the figure

Answers

Answer:

The amount you would shade is 8 sections.

Step-by-step explanation:

If you turned this to 200% so that it is near the number of the 20 then it would be 80% of the sections shaded.

Need the truth value of If you visited Dallas, then you've been to Texas.

Answers

Answer:

Yea, how would you get to Dallas with-out being in texas!? lol

Step-by-step explanation:

Answer:

I mean yeah, Dallas is in Texas if that's what you mean.

Step-by-step explanation:

EASY YES OR NO QUESTIONS 100 POINTS!!! please help me is a test​

Answers

Answer:

no

Step-by-step explanation:

Answer:

1 and 4- Yes

2, 3, 5, 6 - No

Step-by-step explanation:

1.

Yes. Each input has corresponding output

2.

No. Repeat inputs with different outputs

3.

No. Doesn't pass vertical line test. One input with different outputs.

4.

Yes. Unique inputs and outputs.

5.

No. One input with two outputs

6.

No. One input with two outputs.

Please help with both and leave a small explanation! I wanna double check my answers!

Answers

Answer:

3. 4 cm apart

4. 12 feet

Step-by-step explanation:

3. since the scale is every 1cm is 14 miles than to find 56 miles on a map you should divide 56/14 which would equal 4cm.

4. since the scale is every 1 inch is 6 feet and you have to find how long a motorcycle is if it was 2 in on a diagram, then you should multiple 6 by 2 which would equal 12 feet

hope this helps

You are running a fuel economy study. One of your cars you find is blue. It can travel 33 1/2 miles on 1 1/4 gallons of gasoline

Answers

If the when is well i don’t

A theater can seat 408 people. The number of rows is 7 less than the number of seats in each row. How many rows of seats are there?

Answers

7 rows thanks have an amazing day!!

Answer: 17

Step-by-step explanation:

x(x+7)=408

x(x+24)-17(x+24)=0

(x+24)(x-17)=0

x+24=0

x-17=0

x=-24

x=17

Let v =LeftAngleBracket negative 10, 15 RightAngleBracket. What is the approximate direction angle of One-halfv? 34° 56° 124° 304°

Answers

Answer:

C. 124

Step-by-step explanation:

The approximate direction angle of One-half of v will be 304°. Then the correct option is D.

What is a vector?

The quantity which has magnitude, direction and follows the law of vector addition is called a vector.

The equation of vector is given below.

v = < –10, 15 >

Then the approximate direction angle of One-half of v will be

v/2 = < –5, 7.5 >

Then the angle will be

tan θ = 7.5/(–5)

tan θ = –1.5

θ = tan⁻¹(–1.5)

θ = –56°

θ = –56° + 360°

θ = 304°

Then the correct option is D.

More about the vector link is given below.

https://brainly.com/question/13188123

#SPJ5

A polynomial is shown below.

4x3−7x2−13

What is the remainder when the polynomial is divided by x−2 ?

A
−9

B
−2

C
2

D
9

Answers

Answer:

The remainder is -9

So, Option A is correct.

Step-by-step explanation:

We need to divide the polynomial [tex]4x^3-7x^2-13[/tex] by [tex]x-2[/tex] and determine the remainder.

The division is shown in the figure attached.

The remainder is -9

So, Option A is correct.

Answer:

A, -9

Step-by-step explanation:

help pls ill give extra points​

Answers

Answer:

I can’t see the pic

Step-by-step explanation:

9 is 50% of what number?
9 is 25% of what number?
9 is 10% of what number?
9 is 75% of what number?
9 is 150% of what number?

Answers

1) 18
2) 36
3) 10
4) 12
5) 6

Answer: The answer to this math question are given the following answers to this math question about finding the percent of a number with the given number and a percentage of a number, so anyway, here are 5 following answers:

1). 18

2). 36

3). 10

4). 12

5). 6

Step-by-step explanation: I'm sorry about that, but I don't have any step-by-step explanation for the math question about finding the percent of a number with the given number and a percentage of a number, so anyways, I hope that my short given answer without the step-by-step explanation is very helpful to your own math question about finding the percent of a number with the given number and a percentage of a number, please mark me as Brainliest, take care, always be safe, and have a great rest of the day and good night! :D

Sincerely,

Jason Ta,

The Ambitious of The Brainly And The Role of The TDSB And WHCI Student of The High School.

2 + 2 = ?
I'm so confused, HELP!!!
fun fact: ΜΟΜ in Greek means LOL apparently

Answers

Answer:

4

Step-by-step explanation:

Answer:

22 dude everybody knows that cmon....

Step-by-step explanation:

jack popped some popcorn, but 3 of the 150 kernels did not pop

Answers

That sucks for jack. But uhm what is your question. Also Jack can just put the popcorn in for a longer amount of time

What is an equation of the line that passes through the points (-6, -4) and (3,8)?

Answers

Y=4/3x+4 is the correct answer in slope intercept form.
In point slope form it is, Y+4=4/3 times (x+6)
The line has a slope of 4/3 and a y intercept of (0,4)
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