Segment AC is a diagonal of a regular polygon ABCDEF. What does Angle ACD equal.
A.36
B.5
C.72
D.108​

Answers

Answer 1

Answer: the answer is D.108​


Related Questions

In a box of eight donuts, two have pin sprinkles. Express the percent of the donuts in the box that have pink sprinkles.

Answers

Answer:

25%

Step-by-step explanation:

We can rephrase the question like this :

2 is what percentage? of 8

let p be the percentage

then

2 = 8 × p%

  = 8 × (p/100)

then

200 = 8p

then

p = 200/8 = 25

PLEASE ANSWER THIS QUESTION ILL MARK YOU AS THE BRAINLIEST

Answers

Answer:

Its the first one

Step-by-step explanation:

Answer:

The first choice (1.)

I hope I helped you! If I am correct, may I please get marked as brainiest? Thanks!

For 9x + 25 = 88, Deena wrote a situation “I bought some shirts at the store for $9 each and received a $25 discount. My total was $88. How many shirts did I buy?”

c. How could you rewrite the situation to make it fit the equation?

Answers

Answer:

She bought 7 shirts

88 kids were going on a field trip. Each car could hold 9 kids, and 25 kids decided to ride the bus. How many cars were needed?

Step-by-step explanation:

9x=63

x=7

Find the area of the figure.

A rectangle with length 3 1/4 ft and width 2 1/2 ft



The area equals ____ ft2.

Answers

So the right answer is 8 1/8 ft^2.

look at the attached picture

Hope it will help you..

Good luck on your assignment..

Answer:

8 1/8 ft^2

Step-by-step explanation:

The area of a rectangle is found by

A = l*w

A = 3 1/4 * 2 1/2

Change to improper fractions

3 1/4 = (4*3+1)/4 = 13/4

2 1/2 = (2*2+1)/2 = 5/2

A = 13/4 * 5/2 = 65/8

Changing back to a mixed number

8 goes into 65 8 times (8*8=64) with 1 left over

65/8 = 8 1/8 ft^2

Can someone please help me with this question

Answers

Answer:36

Step-by-step explanation:

A number is chosen at random from 1 to 50. Find the probability of selecting numbers less than 25

Answers

Answer: 50 percent i think

Answer:48%

Step-by-step explanation:The reason is because 50% is 25 AND lower, when it said under 25

Which systems of equations are best solved using addition?
x = 2y +6
3x - 4y = -6
- 2x + 3y = 6
4x - 3y = -6
19.6x + 3.6y = 6
9.6x-3.6y = -6
x= - 2y + 6
9.6x-3.6y = 6
Select all that apply
DIA
9.6x +3.6y = 6
9.6x - 3.6y = -6
I B.
- 2x + 3y = 6
4x – 3y = - 6
C.
x = 2y + 6
3x - 4y = -6
D D
x = - 2y + 6
9.6x - 3.6y = 6

Answers

Answer:

do u still need this

Step-by-step explanation:

Evaluate the expresion (-3)^-2=​

Answers

Answer:

[tex](-3)^{-2} = \frac{1}{(-3)^{2} } = \frac{1}{9} (ANS)[/tex]

Step-by-step explanation:

Please answer quickly thank you

Answers

Answer:

minimum

Step-by-step explanation:

I think it is (-1,-2) minimum

in 0.95 in which place is in the 5

Answers

Answer: hundredth

Step-by-step explanation:

You have units tenths then hundredths

How do I solve special right triangles?

Answers

Answer:

2*sqrt2

Step-by-step explanation:

In right isosceles triangles, the ratios of the sides are:

1:1:sqrt(2)

1=the legs, and sqrt2 being the hypotenuse.

So, in this problem, we can simply divide the hypotenuse by sqrt2 to find the legs.

2*sqrt6/sqrt2=2*sqrt3

Therefore, the lengths of the legs are 2*sqrt2

Identify the graph of (x+3)^2 - 4y for T(-7,2) and write and equation of the translated or rotated graph in general form.

Answers

Answer:

Step-by-step explanation:

C

Answer:

C.

Step-by-step explanation:

parabola; x^2 + 20x - 4y + 108 = 0

Help me please will brainlist

Answers

Answer:B

Step-by-step explanation:

18 is greater than >16

18> 8-8(-1)

18>8+8

What equation can be used?

Answers

Answer:

[tex]f(x)=89x+1800[/tex]

Step-by-step explanation:

$1800 is spent on a washing machine. This number never changes, so we just need to add that to our annual total

$89 is spent every year. This means that this number needs to be with our variable, x, as it is dependent on the number of years that occur. When we put these two things together, we get the following equation:

[tex]f(x)=89x+1800[/tex]

i need help please!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
billy has 19 bottles of dis soap. he needs 5 more to complete his collection. how is billy gonna get more soap?

Answers

Answer:

Go to the store or get some from friends?

Step-by-step explanation:

I honestly don't know what kind of question this is but maybe it helps?

Which will hold more juice, 12cans which is 150 ml or 2 bottles which is 1 liter

Answers

Answer:

if the two bottles are 1 liter each then those two bottles would hold more juice because in total they would hold two liters of juice

Step-by-step explanation:

the 12 cans of 150 ml would hold a total of 1.8 liters which is less than 2 liters

Tbh I want you to have more :D

Answers

Answer:

Okay.

Step-by-step explanation:

By the wording on this problem is can assume that is the correct answer.

Step-by-step explanation:

Please explain more easier

If Benjamin practices the trumpet 49 days out of 100, what fraction and what
percentage of days does Benjamin not practice the trumpet?
61
A.
100
or 0.61%
49
B.
100
or 0.49%
49
C.
100
or 49%
D.
51
or 51%
100

Answers

Answer: B

Step-by-step explanation:

The answer is B, because if he practices 49 times out of 100, then you know that it is a fraction of 49/100.

49/100 can also be changed into a decimal, making it 0.49.

Answer:

A: 61/100 or 0.61%

Step-by-step explanation:

He practices 49/100 days, but the question is asking us what percentage of days, he does not practice. He practices 49% of the days, but does not practice 100-49/100 days=61/100 days.

Please help!! Select all the triangles that have an area of 8 square units in the picture. Explain how you know please?

Answers

Answer: A,B,D,E

Step-by-step explanation: All of them either have a base and height of 4, or if its E, it is 8 by2. The formula for solving a triangle is base x height divided by 2. In this case, the two sides have to equal 16, as the area is 16/2, or 8

the triangles that have an area of 8 square units in the picture are

A, B, D  and E

Given :

The graph of 4 triangles are given

We know that the area of the triangle formula is

[tex]\frac{1}{2} \cdot base \cdot height \\[/tex]

Lets find out the area of each triangle .

(A) base =4  and height =4

[tex]Area=\frac{1}{2}\cdot 4 \cdot 4=8 \; square \; units[/tex]

(B) base =4, height =4

[tex]Area=\frac{1}{2}\cdot 4 \cdot 4=8 \; square \; units[/tex]

(C) base = 3 and height =5

[tex]Area=\frac{1}{2}\cdot 5 \cdot 3=\frac{15}{2} \; square \; units[/tex]

(D) base =4  and height =4

[tex]Area=\frac{1}{2}\cdot 4 \cdot 4=8 \; square \; units[/tex]

(E) base = 8 and height =2

[tex]Area=\frac{1}{2}\cdot 8 \cdot 2=8 \; square \; units[/tex]

the triangles that have an area of 8 square units in the picture are

A, B, D  and E

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solve the following expression: 4 (r - 8 ) when r + 10

8
2
72
6

Answers

Answer:

The answer is 8

Step-by-step explanation:

if R is equal to 10, the you subtract 10-8 which is two and multiply by four.

BRAINLIEST!!!
19. Solve

Answers

Answer:

Θ = 0, π, [tex]\frac{7\pi }{6}[/tex], [tex]\frac{11\pi }{6}[/tex]

Step-by-step explanation:

Using the identity

cos2Θ = 1 - 2sin²Θ, then

sinΘ + 1 = 1 - 2sin²Θ ( subtract 1 - 2sin²Θ from both sides )

2sin²Θ + sinΘ = 0 ← factor out sinΘ from each term

sinΘ(2sinΘ + 1) = 0

Equate each factor to zero and solve for Θ

sinΘ = 0, hence

Θ = [tex]sin^{-1}[/tex] (0) = 0, π, 2π

2sinΘ + 1 = 0 → sinΘ = - [tex]\frac{1}{2}[/tex] , thus

Θ = [tex]sin^{-1}[/tex] ( - [tex]\frac{1}{2}[/tex] ) = - [tex]\frac{\pi }{6}[/tex]

Since sinΘ < 0 then Θ is in third/ fourth quadrants, thus

Θ = π + [tex]\frac{\pi }{6}[/tex] = [tex]\frac{7\pi }{6}[/tex] or Θ = 2π - [tex]\frac{\pi }{6}[/tex] = [tex]\frac{11\pi }{6}[/tex]

Solution is

Θ = 0, π, [tex]\frac{7\pi }{6}[/tex], [tex]\frac{11\pi }{6}[/tex] for 0 ≤ Θ < 2π

help with geometry
Which figure correctly shows the line of symmetry?

Answers

Answer:

C

Step-by-step explanation:

Figure C is correctly and exactly divided into two parts so it's a line of symmetry.

Answer:

C is divided correctly and exactly into two seperate parts.

Step-by-step explanation:

Write the value of the expression 2^3/2^3

Answers

Answer:

1

Step-by-step explanation:

[tex]\frac{2^3}{2^3}\\\mathrm{Apply\:exponent\:rule}:\quad \frac{x^a}{x^b}=x^{a-b}\\=2^{3-3}\\2^{3-3}=1\\2^{3-3}\\\mathrm{Subtract\:the\:numbers:}\:3-3=0\\=2^0\\\mathrm{Apply\:rule}\:a^0=1,\:a\ne \:0\\=1[/tex]

What is the surface area of the rectangular prism?

A rectangular prism with a length of 7 inches, width of 9 inches, and height of 4 inches.

[Not drawn to scale]

99 square inches
127 square inches
252 square inches
254 square inches

Answers

Answer:

254

Step-by-step explanation:

I did the test on edenuity and got it right

The surface area of a rectangular prism with length = 7 inches, width = 9 inches and height = 4 inches is 254 inches square.

How to find the surface area of a rectangular prism?

Surface area of a rectangular prism = 2(lw + lh + wh)

where

l  = lengthw = widthh = height

Therefore,

length = 7 inches

width = 9 inches

height = 4 inches

Therefore,

surface area  = 2(63 + 28 + 36)

surface area  = 2(127)

surface area  = 254 inches²

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JEWELRY Ava bought a necklace for $8.50 and some earrings
that cost $3.75 for each pair. The total cost was $19.75. Write
and solve an equation to find how many pairs of earrings
Ava bought

Answers

1 necklace = $8.50
1 pair of earrings = $3.75

8.50+3.75 = 12.25
19.75 - 12.25 = 7.5

7.5 / 3.75 = 2

in total ava bought 3 pairs of earrings
$19.75 - $8.50 = $11.25/$3.75 = 3 pairs of earrings

11. Write an equation for a line that is parallel to the line 6x - 3y = 15 and goes through the point
(-2,4).

Answers

Answer:

y = 2x + 8

Step-by-step explanation:

The equation of a line in slope- intercept form is

y = mx + c ( m is the slope and c the y- intercept )

Given

6x - 3y = 15 ( subtract 6x from both sides )

- 3y = - 6x + 15 ( divide all terms by - 3 )

y = 2x - 5 ← in slope- intercept form

with slope m = 2

Parallel lines have equal slopes, thus

y = 2x + c ← is the partial equation

To find c substitute (- 2, 4) into the partial equation

4 = - 4 + c ⇒ c = 4 + 4 = 8

y = 2x + 8 ← equation of parallel line

The required equation of the parallel line is,

[tex]6x-3y+24=0[/tex]

Equation of parallel lines:

Parallel lines are lines that never intersect. Because of this, a pair of parallel lines have to have the same slope, but different intercepts (if they had the same intercepts, they would be identical lines).

Given, the equation of the line is [tex]6x-3y=15[/tex]

Let the equation of the parallel line be,

[tex]6x+3y+k=0[/tex]...(1)

Since, the equation (1) passes through the point (-2,4) then,

[tex]6(-2)-3(4)+k=0\\-12-12+k=0\\k=24[/tex]

Now, substituting [tex]k=24[/tex]  in equation (1) we get,

[tex]6x-3y+24=0[/tex]

Learn More information about the topic equation of the  parallel lines:

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What is the slope of the graph ? I have no time limit. Thank you to anyone who answers!

Answers

Answer:

The slope is 1

Step-by-step explanation:

Pick two points

(-1,0) and (0,1)

The slope is given by

m= (y2-y1)/(x2-x1)

   = (1-0)/( 0 - -1)

   = (1-0)/(0+1)

   = 1/1

   1

Hello there!

Y = mx + b

Looking at the graph we can find our y-intercept, which would be 0,1.

To find the slope, we can use any two coordinates on the line, such as

(-1,0) and (0,1).

Plug it into the slope formula: rise over run.

1 - 0 / 0 - - 1 = 1/1

1/1 = 1

Therefore our slope is 1x.

Lastly, we just plug the values in for our slope intercept form.

y = 1x + 1

Please select the best answer from the choices provided


A
B
C
D

Answers

It’s for sure B your welcome

Answer: I believe it’s A

Step-by-step explanation:

SRRY BUT PLZ HELP IVE TRIED SO MANY TIMES XCCC

The table shows the weekly salaries in dollars of eight staff members of a company

Which of the following is most affected by the highest salary?

A.) the mean and median
B.) the median
C.) the mean
D.) the mode​

Answers

Answer:

The answer is C

Step-by-step explanation:

Mean is more affected by the highest salary because 890 is an outlier and using mean makes middle salary inaccurate. Outliers do not affect the median because you are just counting. 

Find the length of the hypotenuse of a 45°-45°-90° triangle with a leg length of 50 centimeters

Answers

The length of the hypotenuse of a [tex]45^{\circ}-45^{\circ}-90^{\circ}[/tex] triangle with a leg length of 50 centimeters is [tex]50\sqrt{2}[/tex].

Formula to find the hypotenuse of [tex]45^{\circ}-45^{\circ}-90^{\circ}[/tex]triangle.

The formula to calculate the hypotenuse of [tex]45^{\circ}-45^{\circ}-90^{\circ}[/tex]  traingle is to multiply the length of the leg by [tex]\sqrt{2}[/tex].

How to find the length of the hypotenuse?

The length of the two legs of [tex]45^{\circ}-45^{\circ}-90^{\circ}[/tex] triangle is equal.

Then the length of its hypotenuse will be calculated by multipling the length of the leg and [tex]\sqrt{2}[/tex].

Since the length of the leg is 50 centimeters,

Then its hypotenuse will be

[tex]h=50\times\sqrt{2}\\h=50\sqrt{2}[/tex]

So, the length of the hypotenuse will be [tex]50\sqrt{2}[/tex].

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