Help please I need help

find X

Help Please I Need Helpfind X

Answers

Answer 1

Answer:

\(x = 145\)

Step-by-step explanation:

1.Approach

To find the value of (x), one will have to take multiple steps. Since a straight line is (180) degrees, one can use this property. Subtract the measure of the exterior angle (the angle formed between the extension of the side of a triangle, and the side of a triangle) from (180) to find an expression to describe the measure of the angle inside the triangle.

Then one is given a regular octagon, using the sum of interior angles formula, find the measure of any interior angle. The vertical angles that when two lines intersect, the opposite angles are congruent. One can use this property to find the final unknown angle in the triangle.

It is known that the sum of angles in a triangle is (180). Use this to find the measure of (x).

2. Find the measure of two angles in the triangle

The degree measure of a straight angle is (180), therefore, when two angles form a straight line, their sum of (180). One can apply this here by stating,

\(x+(unknown)=180\)

Solve for unknown,

\(unknown = 180 - x\)

One can also state,

\(170+(unknown_2)=180\)

Solve for the unknown,

\(unknown_2=10\)

3.Find the degree measure of one of the angles in the octagon

The given octagon (eight-sided figure) is a regular octagon. By its definition, all of the sides in any regular polygon are congruent. This is indicated here, thus the octagon is a regular octagon. One property of a regular polygon is that all of the angles in the figure are cognrunet. This means that the sum of interior angles divided by the number of angles wil give one the measurement of each angle.

The formula to find the sum of interior angles in a polygon is as follows,

\(S=180(n-2)\)

Where (n) is the number of sides. Since an octagon has (8) sides substitute this number into the formula and solve for the sum of angles,

\(S=180(n-2)\\\\S=180(8-2)\)

Simplify,

\(S=180(8-2)\\\\S=180(6)\\\\S= 1080\)

Now divide by the number of angles. The number of angles in an octagon is (8). Since this is a regular octagon, all of the angles are congruent, thus dividing the sum of angles by the number of angles will give on the measure of each angle.

\(1080\) ÷ \(8 = 135\)

4. Find the measure of the final angle in the triangle

The vertical angles theorem states that when two lines intersect, the angles opposite each other are congruent. Therefore, the final unknown angle in this triangle is equal to (135) degrees, because the angle opposite in the octagon is equal to (135) degrees.

5. Find the meausre of (x)

The sum of angles in any triangle is (180) degrees. Since one has found the measure or expression of the angle measure of each angle in a triangle, one can form an equation and solve for the unknown,

\((180-x)+(10)+(135)=180\)

Simplify,

\(325-x=180\)

Inverse operations,

\(325-x=180\\\\-x = -145\\\\x=145\)


Related Questions

complete the equation of this circle​

complete the equation of this circle

Answers

Answer:

(x - 3)² + (y - 2)² = 16

Step-by-step explanation:

The center of the circle is (3, 2).

The radius of the circle is 4.

(x - 3)² + (y - 2)² = 4²

Answer: (x - 3)² + (y - 2)² = 16

The complete equation of this circle​ with center (3, 2) and radius 4 units is

(x - 3)² + (y - 2)² = 4²

Used the concept of the equation of the circle which stated that,

The standard form of the equation of a circle is,

(x - h)² + (y - k)² = r²

Where, (h, k) is the center of the circle and 'r' is the radius of the circle.

Given that,

The center of the circle is (3, 2).

And, The radius of the circle is 4.

Here, (h, k) = (3, 2)

And, r = 4

Substitute all the values in the standard form of the equation of a circle,

(x - 3)² + (y - 2)² = 4²

Therefore, the equation of a circle,

(x - 3)² + (y - 2)² = 16

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whats the answer
x-y=5
3x-2y=12
need to find the x and the y.

Answers

The values of x and y in the system of equations, x - y = 5 and 3x - 2y = 12, are: x = 2  y = -3

How to Solve a System of Equations?

Given the system of equations:

x - y = 5 --> eqn. 1

3x - 2y = 12 --> eqn. 2

Rewrite equation 1:

x = 5 + y --> eqn. 3

Substitute x for 5 + y into equation 2:

3(5 + y) - 2y = 12

15 + 3y - 2y = 12

15 + y = 12

y = 12 - 15 [subtraction property]

y = -3

Substitute y = -3 into equation 3:

x = 5 + (-3)

x = 2

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The slope of the line that passes through the points (-24, m) and (12,11) is 1/12. What is the value of m?

NO LINK​

Answers

Answer:

Find the Slope = y2 - y1 / x2 - x1

 = 6 - 2 / 12 - -4

 = 4/16  

= 1/4  This is the slope, m.

2) Now, plug m and one point into: y - y1 = m (x - x1)

  y - 6 = 1/4 (x - 12)  Distribute the 1/4

 y - 6 = 1/4 * x - 3  Solve for y

y = 1/4*x - 3 + 6

y = 1/4*x + 3

Step-by-step explanation:

brainliest please?

The value of m for a line that passes through  (-24, m) and (12,11) and have a slope of 1 / 12 is  8.

What ia a slope?

The slope of a line is a measure of its steepness. The slope is rise divided by the run.

Therefore,

(-24, m)(12, 11)

slope = m = 1 / 12

slope = y₂ - y₁ / x₂ - x₁

Therefore,

x₁ = -24

x₂ = 12

y₁ = m

y₂ = 11

1 / 12 = 11 - m / 12 + 24

1 / 12 = 11 - m / 36

cross multiply

36 = 12(11 - m)

36 = 132 - 12m

36 - 132 = -12m

-96 = -12m

m = 96 / 12

m = 8

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Vicky is an airline attendant. Last week, she worked on flights on 3 small jets and 5 large jets, which could seat a total of 560 passengers. The week before, she was assigned to flights on 5 small jets and 2 large jets, which could seat a total of 338 passengers. How many seats were on each type of flight?

Answers

The number of the small seats is 30 while the number of the big seats is 94.

What is the number of seats on each of the flights?

We know that from the question, Vicky is an airline attendant. Last week, she worked on flights on 3 small jets and 5 large jets, which could seat a total of 560 passengers. The week before, she was assigned to flights on 5 small jets and 2 large jets, which could seat a total of 338 passengers.

Now;

Let the number of small seats be x and the number of large seats be y

It follows that;

3x + 5y = 560 ----- (1)

5x + 2y = 338 ------(2)

If you multiply (1) by 5 and (2) by 3 we have;

15x + 25y = 2800 ------ (3)

15x + 6y = 1014 -----------(4)

        19 y = 1786

y = 1786/19

= 94

Substitute y = 94 into (1)

3x + 5(94) = 560

x = 560 -  5(94)/3

x = 30

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Jane needs $20 to buy her radio. She has saved $15.

What percent of the cost of the radio has she shaved

Answers

75 %

Because if 10 is half and 5 is half of 10 its 75%

Answer:

75%

Step-by-step explanation:

So Jane needs 20$ but has 15$:

\(\frac{15}{20}\) which can also be \(\frac{3}{4}\) which is 75%

What did I do wrong so I don’t do it again on the test

What did I do wrong so I dont do it again on the test

Answers

Answer:

nothing

Step-by-step explanation:

all of them seem to be right. if you need practice work on alternate interior angles, exterior angles

Which of the following is an equation of a line parallel to the equation y=4x+1?

Which of the following is an equation of a line parallel to the equation y=4x+1?

Answers

The answer would be B. y = 4x - 2
The answer to your question is b
.....

also need help with this question

also need help with this question

Answers

Answer:

C

Step-by-step explanation:

In option c, the first block is divided into 3 pieces where 2 parts are shaded whereas the second block is divided into 6 pieces where 3 parts are shaded

For both to be equivalent, both of them should be the same

2/3 = x/6

x = 4

4 pieces should be shaded in in the second block to be equal to the first one, in the diagram only 3 parts are shaded thus the answer is c

HELP PLEASE IM STRUGGLING

HELP PLEASE IM STRUGGLING

Answers

Answer:

121°

Step-by-step explanation:

Since we are working with a parallelogram, A and C will have the same angle measure and B and D will as well. We can form an equation and solve for x.

9x - 5 = 10x - 19

~Add 5 to both sides

9x = 10x - 14

~Subtract 10x to both sides

-x = -14

~Divide -1 to both sides

x = 14

Find angle B with what we found for x.

9x - 5

9(14) - 5

126 - 5

121

Best of Luck!

833 ÷ 64 showing remainders

Answers

Answer:

13.015625

Step-by-step explanation:

Answer:

13 remainder 1.

I have attached the work to your question.

Please see the attachment below.

I hope this helps!

833 64 showing remainders

Which of the following points are in the third quadrant of the xy-plane? Check all that apply. O A. (-4,-2) O B. (6,-2) O C. (-7, 6) O 2 D. (2, 2) O E. (4,8) O F. (-2,-8)​

Answers

Answer:

a and f because they are in the negative-negative quad

15 Points for these angles! Come on Fam let's do this

15 Points for these angles! Come on Fam let's do this
15 Points for these angles! Come on Fam let's do this
15 Points for these angles! Come on Fam let's do this
15 Points for these angles! Come on Fam let's do this

Answers

Answer:

d. alternate exterior angles

Step-by-step explanation:

corresponding are example 1 and 4

alternate interior for example 4 and 5

consecutive 3 and 5

A verbal description of a function is given.
Let V(d) be the volume of a sphere of diameter d. To find the volume, take the cube of the diameter, then multiply by r and divide by 6.
(a) Find an algebraic representation for the function.
V(d) =

Answers

Answer:

be the volume of a sphere of diameter d. To find the volume, take the cube of the diameter, then multiply by $$\pi$$ and divide by 6. - Slader.

Solve for x.

Urgent! I need this ASAP!

Solve for x.Urgent! I need this ASAP!

Answers

Step-by-step explanation:

Since,

x+6 is twice x-3,

x+6=2x-6

x=12.

Option c

If the fdic charges bank e 2. 4 cents per 100 dollars insured, how much must bank e pay to insure $4. 8 million in deposits? a. $1,152 b. $115,200 c. $2,112 d. $211,200 please select the best answer from the choices provided a b c d.

Answers

Bank E must pay the FDIC a fee of $115,200 to insure $4.8 million in deposits, which is calculated by multiplying the rate of 2.4 cents per $100 with the total amount of deposits.

1. Take the total amount of deposits and divide by

100 (4.8 million / 100 = 48,000)

2. Multiply by the rate of 2.4 cents

(48,000 x 0.024 = 1,152)

3. Multiply the result by 100

(1,152 x 100 = 115,200)

4. The amount Bank E must pay to the FDIC is $115,200.

Bank E must pay the FDIC a fee to insure its $4.8 million in deposits. In order to calculate the fee, you must first divide the total amount of deposits by 100 to get the number of $100 increments. You then need to multiply this number by the rate of 2.4 cents, which will give you the total fee in cents. Finally, you need to multiply the total fee in cents by 100 to get the total fee in dollars. In this case, the amount Bank E must pay to the FDIC is $115,200.

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misha increased her test score from 60% to 80%. what was the approximate percent increase of misha's test score? 66% 75%

Answers

Answer:

the approximate percent increase of Misha's test score is 33% !


Step-by-step explanation:

Answer: 33.3333%

Step-by-step explanation:

Percent Increase Formula

c = x2-x1/x1

x2- final value

x1- initial value

c= 80-60/60 = 33.3333%

{(0, 8), (1,2), (3,7), (5,9), (3,6)}
Function or not

Answers

Answer:

No

Step-by-step explanation:

The is only one output for each value

If -4/3y=-3/4, then y =?

Answers

Step-by-step explanation:

y=-3/4 ÷ -4/3

y=+9/16‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌

Answer:

So we have this equation:

\(\frac{-4}{3y}=\frac{-3}{4}\)

We can multiply both sides by 4 and 3y:

\(\frac{-4*4*3y}{3y}=\frac{-3*4*3y}{4}\)

\(-4*4=-3*3y\)

\(-16 = -9y\)

Now we divide both sides by 9:

\(\frac{-16}{-9}=y\)

And we can remove the minus signs:

\(\frac{16}{9}=y\)

If you mean \(\frac{-4}{3}y=\frac{-3}{4}\):

\(-4y*4=-3*3\)

\(-16y = -9\)

\(y=\frac{9}{16}\)

Nick starts his homework in the car and finishes 7 problems. When he gets home, he completes another problem every minute. Write an equation for this line. *

Answers

After 20 minutes, Nick would have completed a total of 27 problems.

The equation for this situation can be expressed as:

y = mx + b

where:

y represents the total number of problems completed,

x represents the total time elapsed in minutes,

m represents the rate at which Nick completes problems, and

b represents the initial number of problems Nick already completed.

In this case, the initial number of problems completed by Nick in the car is given as 7. Therefore, the equation becomes:

y = mx + 7

Since Nick completes one problem every minute after arriving home, the rate at which he completes problems is 1 problem per minute. Hence, the equation can be further simplified to:

y = x + 7

In this equation, as time (x) increases by one minute, the number of problems completed (y) increases by one. The initial value of 7 accounts for the problems Nick finished in the car before reaching home.

This equation provides a linear relationship between the number of problems completed and the time elapsed. It allows us to calculate the number of problems Nick has completed at any given time by substituting the value of x (time) into the equation. For example, if we want to know the total number of problems Nick has completed after 20 minutes, we can substitute x = 20 into the equation:

y = 20 + 7

y = 27

Therefore, after 20 minutes, Nick would have completed a total of 27 problems.

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Mrs. Chin paid a 20 percent tip on the bill for lunch.
Total
100%
20%
$2.75
Percents
20%
$2.75
20%
$2.75
20%
20%
$2.75
$2.75
If the tip amount was $2.75, what was the bill for lunch before the tip was added to it?
0 $5.50
$13.75
O $16.50
O $55.00

Answers

Answer:$13.75

Step-by-step explanation:

Answer:

B

Step-by-step explanation:

I just took the test

a store sells boxes of chocolates. each box contains 24 chocolates. write an expression that represents the total number of chocolates in, b, boxes.

Answers

The answer would be: 24b

There's 24 chocolates in each box. To find the total of chocolates, you multiply the number in each box (24) by the number of boxes (b).

Kai's mom gave him $25 to spend at the book fair. Kai wants to buy as many books as he can. The
cost of each book is $3. He also wants to buy one poster for $2. Write an inequality to show how
many books he can buy. Highlight your inequality in green. Then,solve the inequality

Answers

Answer:

7 books

Step-by-step explanation:

i cant write it in an equaction but basically 25 - 2 = 23

then 3 x 7 = 21 so he can only buy 7 books and he'll have 2 dollars left

3x + 2 = 25. x= 7

3x +2 =25
-2 -2
23
3x = 23


23 divided by 3 = 7

Put the following equation of a line into slope-intercept form, simplifying all
fractions.
2 + 5y = –20
Answer:
Submit Answer
PLS HEP ASAP

Put the following equation of a line into slope-intercept form, simplifying allfractions.2 + 5y = 20Answer:Submit

Answers

same as we did for the other question,

5y=-x-20

then divide the 5

y= (-1/5)x-4

Please help if you can.

Please help if you can.

Answers

Uhhhhhhhhhh.......:)
Please help if you can.

What is the equation of the line that is parallel to the line y = 1/3x + 4 and passes through the point (6, 5)?a. y = -1/3x + 3b. y = -1/3x + 7c. y = 3x - 13d. y = 3x + 5

Answers

Answer:

B: \(y=-\frac{1}{3}x+7\)

Step-by-step explanation:

Straight lines are set out in the format of \(y = mx+c\), where \(m\) is the gradient, and \(c\) is the y-intercept.

The gradient between parallel lines remains the same, and this means the gradient of the new line will also be \(-\frac{1}{3}\).

This rules out options C and D.

Going back to the format, so far, we have filled in \(y=-\frac{1}{3}x+c\). We are still looking for the y-intercept.

We can find that using the coordinate you've been given, \((6,5)\).

This coordinate tells us that when \(x=6\), \(y=5\). Therefore we can substitute those in the places of \(x\) and \(y\) in the original equation.

This leaves us with \(5 = -\frac{1}{3}(6)+c\).

We can now rearrange for \(c\).

\(5 = -2 + c\\c=7\)

Now we have all the values we need, we can form the final equation.

\(y=-\frac{1}{3}x+7\)

This indicates the answer is option B. Hope this helps.

what is the term for the value that occurs most often in a series of numbers?

Answers

The term for the value that occurs most often in a series of numbers is called the mode.

The mode is one of the three main measures of central tendency, along with the mean and the median. It is a useful descriptive statistic that can provide insights into the characteristics of a dataset.

To find the mode of a set of data, you first need to arrange the data in order, either in increasing or decreasing order. Then, you simply identify the most frequent data point, which is the mode. In some cases, there may be more than one mode if multiple data points occur with the same maximum frequency.

The mode is particularly useful when dealing with categorical or nominal data, where there are distinct categories or values that cannot be ordered in a meaningful way. For example, the mode can help identify the most popular color among a group of people or the most common type of car on a given street. It can also be used for continuous data, although it may be less useful in this case than the mean or median.

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The number of players, P, that have participated in a local basketball league has increased over the years and can be modeled by P = 7.51x^2 - 16.4x + 35 where x is the number of years. How many players were there in 7 years (so x = 7)

Answers

Do ur work freshman kid

use pictures for the question 100 points to brainlyest​

use pictures for the question 100 points to brainlyest

Answers

Answer:

Step-by-step explanation:

Population of X is {1, 1, 2, 2, 2, 3, 3, 3}

Based on that, X's expected value, variance and standard deviation can be calculated as follows:

Expected Value, μ = 2.125 or 2.13

Variance, σ2 = 0.609375 0r 0.61

Standard Deviation, σ = 0.78062475 or 0.78

A number is decreased by 15% and the resulting number is then increased by 20%. That final number is what percent of the original number?

Answers

Answer:

The final final number becomes 102 % of the original number

Step-by-step explanation:

Let the initial number be 100

After decreasing 15%, the new number is 100-15% of 100 = 85

The resulting number is then increased by 20%. The new number will be

85 + 20% of 85 = 85 + 17 = 102

The final final number becomes 102/100 * 100  percent of the original number

The final final number becomes 102 % of the original number

I need help with this question. PLZZ HELP!!!

I need help with this question. PLZZ HELP!!!

Answers

Answer:

the 8 in the graph

Step-by-step explanation:

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