how many sides does a polygon have if each of its interior angle is 120

Answers

Answer 1
There are six sides

Related Questions

The absolute value of opposite numbers is the same?

True or False?

Why or Why not

Answers

Answer:

false, it's the opposite so its doesn't have the same amount, negative or positive.

True.

The absolute value of opposite numbers is the same as the number because the absolute value is always positive.

What is an expression?

An expression is a way of writing a statement with more than two variables or numbers with operations such as addition, subtraction, multiplication, and division.

Example: 2 + 3x + 4y = 7 is an expression.

We have,

Number = x

The opposite of x is -x.

Now,

The absolute value of -x.

= |-x|

= x

We are getting the number back.

Thus,

The absolute value of opposite numbers is the same as the number.

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Does (1,7),(1,6),(1,5),(1,4),(1,3) represent a function?

Answers

Answer:

No

Step-by-step explanation:

Let z = 5 – 9i and w = 6 + i.



Which expression shows the first step in finding the quotient of StartFraction z Over w EndFraction ?

StartFraction 5 minus 9 I Over 6 + I EndFraction times StartFraction 6 minus I Over 6 minus I EndFraction
StartFraction 5 minus 9 I Over 6 + I EndFraction times StartFraction 6 + I Over 6 + I EndFraction
StartFraction 5 minus 9 I Over 6 + I EndFraction times StartFraction 5 minus I Over 5 minus I EndFraction
StartFraction 5 minus 9 I Over 6 + I EndFraction times StartFraction 5 + I Over 5 + I EndFraction

Answers

Given:

[tex]z=5-9i[/tex]

[tex]w=6+i[/tex]

To find:

The expression that shows the first step in finding the quotient of [tex]\dfrac{z}{w}[/tex].

Solution:

According to the question,

[tex]\dfrac{z}{w}=\dfrac{5-9i}{6+i}[/tex]

First, we need to multiply and divide the conjugate of denominator, i.e., 6-i, to find the quotient.

[tex]\dfrac{z}{w}=\dfrac{5-9i}{6+i}\times \dfrac{6-i}{6-i}[/tex]

Therefore, the correct option is A.

Answer:

the answer is a

Step-by-step explanation:

edge 2020

Alina spent no more than $45 on gas for a road trip. The first gas station she used charged $3.50 per gallon and the second gas station charged $4.00 per gallon. Which inequality relates the number of gallons of gas she bought at the first station, x, the number of gallons of gas she bought at the second station, y, and the total amount she paid? What are the possible values of y? 3.5x + 4y ≥ 45, y ≥ 11.25 3.5x + 4y ≥ 45, 0 ≤ y ≤ 10.375 3.5x + 4y ≤ 45, 0 ≤ y ≤ 11.25 3.5x + 4y ≤ 45, y ≥ 10.375

Answers

Answer:

your answer is going to be :

Step-by-step explanation:

C. 3.5x + 4y ≤ 45, 0 ≤ y ≤ 11.25

Answer:

c

Step-by-step explanation:

The sides of a right triangle are (x-5) (x+2) (x+3). solve for x.

Can someone pls help me on this problem

Answers

Answer:

x = 10.

Step-by-step explanation:

The longest side , the hypotenuse = x + 3 because the lengths of the sides  are positive.

So, by Pythagoras:

(x + 3)^2 = (x - 5)^2 + (x + 2)^2

x^2 + 6x + 9 = x^2 - 10x + 25 + x^2 + 4x + 4

0 = 2x^2 - x^2 - 10x + 4x - 6x + 29 - 9

x^2 - 12x + 20 = 0

(x - 10)(x - 2) = 0

x = 2, 10.

x cannot be 2 because that would make one side =  2- 5 = -3 so the answer is x = 10.

Can someone graph this please

Answers

Answer:

Step-by-step explanation:

Answer:

You meant like this?

If g + 11 = 16, then evaluate 5g + 12

Answers

Answer:

37

Step-by-step explanation:

use inverse operations to solve ,

16 - 11 = g

g = 5

if g = 5 then , 5 times 5 is 25 , add 12 to 25 and get 37

*please name brainliest if you can :)

The value of the expression 5g + 12 is 37, when g equals 5.

What is an equation?

An equation is written in the form of variables and constants separated by the operation of multiplication and division,

An equation states that terms in different forms on both sides of the equality sign are equal.

Multiplication and division do not separate the terms of an equation.

Substitution in mathematics is when we replace some specific numerical values to variables according to our wants or given in the problem.

Given A equation g + 11 = 16.

g = 16 - 11.

g = 5.

Now, 5g + 12

= 5×5 + 12.

= 25 + 12.

= 37.

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Graph the following inequality:

Answers

Answer: the intercept is love , the slope is you , dotted or solid is <3

Step-by-step explanation:

a package of 36 photos costs $18. how many does it cost per photogragh ​

Answers

Answer:

$0.50

Step-by-step explanation:

This is a simple equation. All you need to do is divide 18 by 36.

18/36 = 0.5

Answer:

$0.5

(50 cents)

Step-by-step explanation:

Just divide how much it costs (18) by the number of items bought (36) and you'll find how much it costs per-item.

$18 ÷ 36 = $0.5

So $0.5 (50 cents) is your answer.

Hope this helps and have a nice day!

What is the length of BC?
A) 9 units
B) 11 units
C )15 units
D) 16 units

Answers

Answer: d

Step-by-step explanation:

Stay safe have a good day

Answer:

C. 15 units

Step-by-step explanation:

If this is a late answer, I'm very sorry. However I hope that others may find this helpful :)

If sale tax is 9% and you want to buy three t-shirts that cost $17.00 each, how much tax will you pay?

Answers

Answer:

$1.53

Step-by-step explanation:

Answer:

$55.59 TOTAL.     So you pay $4.59 Tax

Step-by-step explanation:

The T-shirts price before any tax is $51 Then you add the 9% tax rate and get $55.59.

To get the BEFORE tax price I did 17*3 because the T-shirts are $17 and he wants 3 of them.

PLEASE MARK BRAINLIEST

Convert the following equation to slope intercept form
4x – 9y = 8

Answers

Answer:

the answer is 20

A local deli sells 4-inch sub sandwiches for $2.95. It has decided to sell a "family sub" that is 50
inches long. How much should it charge?
The deli should charge $ ?

Answers

Answer:

36.875

Step-by-step explanation:

Help!
Identify a segment skew to AB using the figure

Answers

Answer:

EH

Step-by-step explanation:

Skew lines are lines that do not intersect (touch) or are parallel!

A line segment skew to AB is EF. Therefore, option EF is the correct answer.

We need to identify a segment skew to AB.

What are skew lines?

Skew lines are a pair of lines that are non-intersecting, non-parallel, and non-coplanar. This implies that skew lines can never intersect and are not parallel to each other. For lines to exist in two dimensions or in the same plane, they can either be intersecting or parallel.

From the given figure, line EF is skew line to AB.

A line segment skew to AB is EF. Therefore, option EF is the correct answer.

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If triangle STR ~ triangle PTQ, find QT

Answers

Answer:

QT = 45

Step-by-step explanation:

ST = 65

SP = 26

RQ = 30

QT = 4x - 3

Given that ∆STR is similar to ∆PTQ, therefore:

[tex] \frac{ST}{PT} = \frac{RT}{QT} [/tex]

Plug in the values

[tex] \frac{65}{65 - 26} = \frac{30 + (4x - 3)}{4x - 3} [/tex]

Solve for x

[tex] \frac{65}{39} = \frac{30 + 4x - 3)}{4x - 3} [/tex]

[tex] \frac{5}{3} = \frac{27 + 4x}{4x - 3} [/tex]

Cross multiply

[tex] 5(4x - 3) = 3(27 + 4x) [/tex]

[tex] 20x - 15 = 81 + 12x [/tex]

Collect like terms

[tex] 20x - 12x = 81 + 15 [/tex]

[tex] 8x = 96 [/tex]

Divide both sides by 8

[tex] x = \frac{96}{8} [/tex]

[tex] x = 12 [/tex]

✅QT = 4x - 3

Plug in the value of x

QT = 4(12) - 3 = 48 - 3

QT = 45

What is the decimal multiply to increase by 6.1%

Answers

Answer:

1.061

Step-by-step explanation:

not really sure if this is what you're looking for

if you subtract 1 by 2 from a number and multiply result 1by 2, you get 1by 8. what is the number​

Answers

Answer:

the answer is 9/16 I hope this doesn't require step by step solve

Answer:

x = 4

Step-by-step explanation:

x - 2 x 2 = 8

x times 2 = 8

x = 4

Elizabeth uses 234 cups of flower in waffle batter. If she wants to triple the recipe, how many cups of flower will she need?

Answers

Answer: 702

Step-by-step explanation:

234 • 3 = 702

702

Step-by-step explanation:

If you triple 234, you get 702. In other words you do 234x3.

What is the solution for this equation

Answers

Answer:

x={2,3}

Step-by-step explanation:

√5x-6=x

5x-6=x^2

x^2-5x+6=0

x^2-3x-2x+6=0

(x^2-3x)-(2x-6)=0

x(x-3)-2(x-3)=0

(x-2)*(x-3)=0

x-2=0

x=2

x-3=0

x=3

Which equation is equal to y=x^2+24x-18

Answers

Answer:

(X+12)^2 -18-(24/2)^2

(X+12)^2 -18-144

(X+12)^2-162

Your answer is 1.

Step-by-step explanation:

Answer:um hold on

Step-by-step explanation:

What percentage is x of 4x?

Answers

Answer: 25%

Step-by-step explanation:

Since there are 4 x's one x = 25%

The difference is –6i –10 + 4i 3 – 9i 4 – 10i

Answers

Answer:

The answer choice is D.4-10i

Answer:

D 4 - 10i

Step-by-step explanation:

What is a simple way to tell that −2 1/5 is not the slope of this graph?

Answers

Answer:

The last one is an easy way to tell that the slope is not -2 1/5 because it is positive

Step-by-step explanation:

When a line goes up from left to right, it's positive. If it goes down from left to right, it's negative.

Pls help I need a good grade I will brainlest

Answers

The correct answer is 4/3

Answer:

1 1/3

Step-by-step explanation:

We simplify it into 3 1/6 - 1 5/6.

Since 5 cannot subtract from 1, we convert 3 1/6 into 2 7/6 because it is equivalent to 3 1/6, and subtract 1 5/6 from that fraction to get 1 1/3.

Ina Almeida
Solve each equation.
16x=176

Answers

Answer:

x = 11

Step-by-step explanation:

16x = 176 is the problem

You bring the 16 over the the other side.

The equation changed.

x = 176 ? 16. You don't no the operation.

If the other side is number + variable,

it equals to division cause division is

the reverse operation.

That means, the equation changes again!

x = 176/16 Its easier to reduce cause its a

2+ number one.

176/16 reduced is 11

PLEASEEEEEEE HELPPPPPP ASAPPPP

Answers

Answer:

C

Step-by-step explanation:

simplify
75 ÷ 15 × (-6+17-8) x4​

Answers

Answer:

60

Step-by-step explanation:

-6 + 17 - 8 = 3Plug 3 in: 75 ÷ 15 × (3) × 475 ÷ 15 = 5Plug 5 in: 5 × 3 × 45 × 3 × 4 = 60

I hope this helps!

The expression on the left side of an equation is shown below.
3x+9=0
If the equation has no solution, which expression can be written in the box on the other side of the ec
-9
-3
ООО
3x
O 3x+ 9
Nun

Answers

To have no solution it’ll be 3x+9 because

3x+9=3x+9
-3x -3x
9=9
Which would result in no solution, you should also just use 3x too :) both works

Solve the following equation by combining like terms:
x +x +2 +3x- 6 = 31

Answers

Answer:

x=7

Step-by-step explanation:

We want to get the variable "x" alone to get our answer. So.

1. combine like terms

x+x+2+3x-6=31

like terms in equation: (left side)

x, x, 3x= 5x       (equation: x+x+3x)

2, -6= -4             (equation: 2-6)

so, this is what the equation would look like with our new answers:

5x-4=31

2. add 4 to both sides

5x-4+4=31+4

(on left side of equation, the -4 and +4 cancel each other out, leaving the 5x alone)

5x=35

3. divide 5 from both sides, to get the "x" alone

5x/5=35/5

so, our answer would be:

x=7

I hope this was helpful :)

WILL GIVE EXTRA POINTS
Assignment name: Segment Addition ​

Answers

AC + CF should equal 22
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