Which of the following statement is true?

a. Two adjacent angles can be complementary
b. Two adjacent angles cannot be supplementary
c. An acute angle cannot be adjacent to an obtuse angles
d. Two right angles cannot be adjacent angles

Answers

Answer 1
Answer: a. Two adjacent angles can be complementary

This is another way of saying two angles next to each other add to 90 degrees. In other words, two angles touching each other forming a corner.

Two adjacent angles can be supplementary, so choice B is false.

An acute angle is always adjacent to an obtuse angle, so choice C is false.

Two right angles can be adjacent, and they would form a straight (180 degree) angle, so that's why choice D is false.

Answer 2

Answer: a

Step-by-step explanation:

The rest are incorrect


Related Questions

1. The population of the country Ghana was 24 658 823 in the year 2010. In the year 2020, Ghana Statistical Service gave an estimated number of people in the country Ghana a 31 072 940.

a. Find the difference in the two data provided.

b. Calculate the sum of the two data to the nearest thousand hundred.​

Answers

a. the difference in the two data provided =31072940 - 24658823 = 6414117

b. the sum of the two data to the nearest thousand hundred = 31072940 - 24658823 = 55731763

nearest to Thousand hundred = 55730000

Your teacher asked your class to describe a real world situation in which a intercept is 50 and the slope is -10. Your partner gave the followingdescription: My friend started with $50 and earned $10 every week from dding chores. What mistake did your partner make?2

Answers

The equation of a line can be written as:

y = mx + b

Where m is the slope and b is the y-intercept.

For the word problem, the slope is -10 and the intercept is 50, thus the equation is:

y = -10x + 50

If x is the number of weeks, then y decreases by 10 when x increases by 1. We expect that the value of y goes from 50 down to 40, 30, 20, etc.

The example of the friend is that he started with

What's the circumference of a
circle with a diameter of 15 inches?
(Use 3.14 for pi)

Answers

Answer:

47.1 inches

Step-by-step explanation:

circumference is pi times diameter

3.14 times 15 is 47.1

Answer:

Step-by-step explanation:

47.1

The conjecture "for n > 3, all n-gons have an even number

of sides" is disproved by which statement?

A Hexagons have six sides.

B Pentagons have five sides.

1

Octagons have eight sides.

Quadrilaterals have four sides.

Answers

Answer:

pentagons have five sides

Step-by-step explanation:

We want to find out why the statement disprove the conjecture

What the conjecture assumes is that for all polygons with more than 3 sides, all polygons here having their names ending in ‘gons’ have an even number of sides

The term pentagon refers to a 5-sided polygon

This polygon thus have more than 3 sides. Since 5 is not an even number, then we can conclude that the conjecture has been disproven

Help me out!! Pleaseeeeee

Help me out!! Pleaseeeeee

Answers

Answer:

A. The slope is  \(\frac{3}{2}\)

B.  the slope of the tangent line at x = 1 is also the instantaneous rate of change at that point.

Step-by-step explanation:

PART A: Slope

Given tangent line;

\(y = \frac{3x}{2} + \frac{9}{2}\)

The slope of the tangent line is equal to the derivative of the function;

\(\frac{dy}{dx} =\frac{3}{2}\)

the slope = \(\frac{3}{2}\)

PART B: Correct statement that describe the slope of a tangent line:

A secant line is a straight line joining two points on a function and the slope of the function is equal to average rate of change of the function between the two points.

A tangent line is a straight line that touches a function at only one point, and the slope of the function is equal to the instantaneous rate of change of the function at that one point.

Thus, the correct statement is " the slope of the tangent line at x = 1 is also the instantaneous rate of change at that point".

х
х
60°
60°
x= [ ? 1°

6060x= [ ? 1

Answers

x = 30

you can add 60 & 60 together subtract from 180 then divide by 2 or you can add 60 & 90 then subtract from 180

You have $2.00 to make copies. Each copy costs $0.25. Write and solve an
inequality that represents the number of copies you can make.

Answers

Answer:

c≤8

Step-by-step explanation:

Let c be the number of copies that you can make

Each copy is 25 cents or .25

It must be less than or equal to 2 dollars

.25c ≤2.00

Divide each side by .25

.25c/.25 ≤ 2.00/.25

c≤8

the six sigma dmaic approach is the best way to attack all problems and should be employed whenever possible. true or false?

Answers

False. The Six Sigma DMAIC approach is one of many problem-solving methods that can be used, and is most appropriate when the problem is complex and the potential solutions are not immediately evident.

Six Sigma DMAIC (define, measure, analyze, improve, control) is a strategy used to improve processes and products. It is designed to help companies identify and eliminate defects and reduce variability in their processes. It is not the best way to attack all problems, as there are many other problem-solving methods, such as Design Thinking and Lean, that may be more suitable solution depending on the complexity of the problem.

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What’s 3+8x0+5? Please help quickly

Whats 3+8x0+5? Please help quickly

Answers

Answer:

3+8x0+5

= 8

Step-by-step explanation:

8 is ur answer....

How I can answer this question, NO LINKS, if you answer correctly I will give u brainliest!

How I can answer this question, NO LINKS, if you answer correctly I will give u brainliest!

Answers

(B³)² means B³ x B³

In this case we keep the letter the same.

However since it’s multiplication, we add the powers.

Therefore, our answer is B⁶

2. Which of the following is equivalent to

2. Which of the following is equivalent to

Answers

The equivalent rational expression for this problem is given as follows:

\(gh\sqrt[3]{49h^2}\)

How to obtain the equivalent rational expression?

The rational expression for this problem is given as follows:

\(\sqrt[3]{7g^3h^4} \times \sqrt[3]{7h}\)

As we have the same root, which is the cubic root, we can multiply the terms inside the root, as follows:

\(\sqrt[3]{7^2g^3h^5}\)

The subtraction of the exponents is given as follows:

3 - 3 = 0. (removes g from the root, remainder of zero).5 - 3 = 2. (removes h from the root, remainder of three).

As 7² = 49, and simplifying the above exponents, the equivalent expression is given as follows:

\(gh\sqrt[3]{49h^2}\)

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A class has 4 sections P, Q, R and S, with their average weights of the students in them are 45lb, 50lb, 55lb and 65lb, respectively. What is the maximum possible number of students in section R if there are 40 students in all sections combined and the average weight of the all students across all the sections is 55lb

Answers

Therefore , the solution of the given problem of median comes out to be  R students still present (maximum) =35

Explain median.

The number that precisely falls in the center of a sorted collection is the median value. An average or maximum probability metric is the difference between the initial and final 50% of the data. Different algorithms are employed to compute the average and mode depending on if you do have an unusual or perhaps even number of data points.

Here,

Median is 55

P :Q: R :S :average of 45 :50: 55 :65

The number of pupils within every section needs to be as low as possible 

R is a mean

P differs by 1: 10 from the mean.

Q is 1.5 away from the mean.

Then S will just have three students, or three times five, to keep the population's mean constant.

R students still present (maximum):

=> 40 - 1- 1-3

=> 35

Therefore , the solution of the given problem of average comes out to be  R students still present (maximum) =35

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A school is selling cookies as a fundraiser. Each box contains 10 cookies. Each student can sell 17 boxes of cookies. How many cookies can 11 students sell

Answers

11 students could sell 1870 cookies.

Explain about the expressions?

A statement, at least two variables or integers, and one or more arithmetic operations make up a mathematical expression. This mathematical operation enables the multiplication, division, addition, or subtraction of numbers.

Combining numbers, variables, and operators to represent something's value is known as a mathematical expression. Setting two expressions equal to one another creates an equation, a mathematical statement.

An expression is a collection of numbers, variables, and functions (such as addition, subtraction, multiplication or division etc.) Expressions and phrases are similar in certain ways. Language phrases can comprise actions on their own, but they do not make up complete sentences.

=  10 X 17

=  170 X 11

= 1870

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find the area of the triangles with the following base and heights:
a) base 10m and height 6m. b) base 25 cm and height 14 cm.

Answers

Answer:

triangle 1. 10•6=60m²

triangle 2. 25•14= 350cm²

* in case u need help, to find the area of a triangle use this formula;

b • h = a

base • height = area

hope this helps

#1

B=10mH=6m

Area:-

\(\\ \sf\longmapsto \dfrac{1}{2}BH\)

\(\\ \sf\longmapsto \dfrac{1}{2}(6)(10)\)

\(\\ \sf\longmapsto 3(10)=30m^2\)

#2

B=25cmH=15cm

Area:-

\(\\ \sf\longmapsto \dfrac{1}{2}(25)(14)\)

\(\\ \sf\longmapsto 25(7)\)

\(\\ \sf\longmapsto 175cm^2\)

An anthropologist visits an igloo with a circular floor. While there, she measures it and calculates that it has a circumference of 18.84 yards. What is the floor's diameter?

Answers

Answer:

The diameter of the floor is 6 yards

Step-by-step explanation:

Here, we are to calculate the diameter of a circular floor that has a circumference of 18.84 yards

Mathematically,

C = π * D

where C is the circumference

Plugging the values of the circumference , we have ;

18.84 = 22/7 * D

7 * 18.84 = 22D

D = (7* 18.84)/22 = 5.99 which is approximately 6 yards

PLEASE HELP I NEED THE ANSWER ASAP!!!!!

Edit: I already found the answer

PLEASE HELP I NEED THE ANSWER ASAP!!!!! Edit: I already found the answer

Answers

Using transformations, the coordinates of the points are given as follows:

A': (1, -2).A'': (2, -4).

Rotation of 180º degrees about the origin

The rule for a rotation of 180º degrees about the origin is given as follows:

(x,y) -> (-x, -y).

Meaning that the signal of both the x-coordinate and of the y-coordinate is exchanged.

The coordinates of point A are given as follows:

A(-1,2).

Hence the coordinates of A' are given as follows:

A'(1, -2).

Dilation

The rule for a dilation with a scale factor of k is given as follows:

(x,y) -> (kx, ky).

Meaning that each coordinate is multiplied by the scale factor.

Considering the scale factor of 2, the coordinates of A'' are given as follows:

A'' (2, -4).

Those three points are plotted on the image given at the end of the answer.

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PLEASE HELP I NEED THE ANSWER ASAP!!!!! Edit: I already found the answer








A construction crew has just built a new road. They built the road at a rate of \( 5.12 \) kllometers per week. They worked for 4 weeks. How many kilometers of road did they build?

Answers

If the construction crew built the road at a rate of 5.12 kilometers per week and worked for 4 weeks, the number of kilometers they built is 20.48 kilometers.

What is the rate?

The rate refers to the speed or the average by which an action is performed per a measurement unit.

The rate can be computed as the ratio of one value or quantity in relation to another.

The building rate per week = 5.12 km per week

The number of work weeks = 4

The total number of kilometers of road constructed within 4 weeks = 20.48 (5.12 x 4)

Thus, given the rate of construction per week, the construction crew built 20.48 kilometers of road in 4 weeks.

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The formula for the area of the shaded region on the diagram is:

Area of the circle - Area of the square The area of the circle is 78.1c * m ^ 2 rounded to 1 decimal place.

The area of the square is 21.4c * m ^ 2 truncated to 1 decimal place. Write the error interval for the area, a, of the shaded region in the form m < a < n .

Answers

The error interval for the area of the shaded region is given as follows:

56.6 < a < 56.8.

How to obtain the error interval?

The area of the circle is of 78.1 cm², rounded to one decimal place, hence the interval for the area of the circle is of:

78.05 <= area circle < 78.15.

The area of the square is of 21.4 cm², rounded to one decimal place, hence the interval for the area of the circle is of:

21.35 <= area square < 21.45.

The error formula is:

Area circle - Area square.

The minimum error is when the area of the circle is the greatest and the square is the least, hence:

m = 78.15 - 21.35

m = 56.8.

The maximum error is when the area of the circle is the least and the square is the greatest, hence:

n = 78.05 - 21.45

n = 56.6.

Meaning that the error interval is of:

56.6 < a < 56.8.

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HELP ME PLZ, ASAP!!
Triangle ABC is transformed to triangle A’B’C’, as shown below:
Which equation shows the correct relationship between the measures of the angles of the two triangles?

HELP ME PLZ, ASAP!!Triangle ABC is transformed to triangle ABC, as shown below:Which equation shows the

Answers

Since all sides of the triangle are equal to that of the other triangle, they must be congruent by SSS. this means the angles are the same, so

A

Suppose you know that ∠S and ∠Y are complementary and that m∠S = 2(m∠Y) − 30°. Find m∠Y.

Answers

Answer:

Step-by-step explanation:

Since ∠S and ∠Y are complementary, we have:

∠S + ∠Y = 90°

We also know that:

m∠S = 2(m∠Y) − 30°

Substituting the second equation into the first equation, we get:

2(m∠Y) − 30° + ∠Y = 90°

Combining like terms:

3(m∠Y) = 120°

Dividing both sides by 3:

m∠Y = 40°

Therefore, m∠Y is 40 degrees.

What is the slope of the line 6x + y = 24?

Answers

Answer:

-6

Step-by-step explanation:

You need to get it in Point-Slope form, or

y = mx + b

Isolate y by subtracting 6x

You are left with:

y = -6x + 24

M is the slope, so in this case, it is -6

Answer:

The slope is -6/1 but the slope-intercept form is y=-6x+24

Step-by-step explanation:

y=mx+b

6x+y=24

first you want to subtract 6x from each side.

y=-6x+24

m=-6x or -6/1

b= 24

To solve a polynomial inequality, find the ________ numbers of the polynomial, and use these numbers to create ________ ________ for the inequal

Answers

To solve a polynomial inequality, The resulting values of x are the critical numbers.Once you have the critical numbers, you can use them to create test intervals for the inequality.

The critical numbers divide the number line into test intervals. Next, choose a test point from each interval and substitute it into the polynomial inequality. If the result is positive, then all values in that interval satisfy the inequality. If the result is negative, then the values in that interval do not satisfy the inequality.

When solving a polynomial inequality, it is important to find the critical numbers of the polynomial. These are the values of x where the polynomial is equal to zero or undefined. To find the critical numbers, set the polynomial equal to zero and solve for x.

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15 points + brainliest hurry plz its an image

15 points + brainliest hurry plz its an image

Answers

The answer would lead to C

y = -x + 3
y = 2x + 6

Answers

Answer:

y=4

x=-1

Step-by-step explanation:

replace y

2x+6=-x+3

3x=-3

x=-1

y=2x+6

y=2(-1)+6

y=-2+6

y=4

–3d = 5.7

ANSWER ASAP!!!!!!!!!!

Answers

Answer:

D = 1.9

You can find for d by using the associative property of division (divide instead of multiply):

5.7 divided -3 = 1.9

Step-by-step explanation:

Hope it helps! =D

225,165 people visited Korina's website on Saturday. On Sunday, the number of visitors decreased by 1,000. How many people visited Korina's website on Sunday?

Answers

As the number of people visiting each day is the same 404 people visited on Sunday.

We have,

A unitary method is a mathematical way of obtaining the value of a single unit and then deriving any no. of given units by multiplying it with the single unit.

Given, The water park had a total of 1,212 visitors on Friday, Saturday, and Sunday and the number of people who visited on each day is the same.

As the number of visitors is same on each day and the total number of days is three each they the number of people visited is,

= (1212/3).

= 404.

So, On Sunday 404 visitors were there.

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complete question:

The water park had a total of 1,212 visitors on Friday, Saturday, and Sunday. If the same number of people visited each day, how many visitors were there on Sunday

10.
Find the measure of angle 1.
8x - 4
16x + 8

10.Find the measure of angle 1.8x - 416x + 8

Answers

the answer is C: 44 degrees

Answer:

53°

Step-by-step explanation:

As we can see that ∠3 and ∠7 are corresponding angles. Therefore,

∠3 = ∠76x+8 = 8x-76x-8x = -7-8-2x = -15x = -15/-2x = 15/2

Now calculate the angles of ∠3 and ∠7.

∠36x+86×15/2+845+853°

∠78x-78×15/2-760-753°

Now we can see that ∠3 and ∠1 are alternate angles and ∠7 and ∠1 are alternate exterior angles. Thus, we can say that

∠3 = ∠7 = ∠1 = 53°

Hence the measure of ∠1 is 53°.

♦♦♦♦♦Hope it helps♦♦♦♦♦

10.Find the measure of angle 1.8x - 416x + 8

The problem C(x)=25x+50 represents the labor coat in dollars for quick cedar to build a deck where x is the number of hours of labor

Answers

Answer: 18.6 or 93/5

Step-by-step explanation:

See attached picture

The problem C(x)=25x+50 represents the labor coat in dollars for quick cedar to build a deck where x

Mr. Powell manages a department store and needs an easy way to look up products on the
computer. He wants to assign each product in his department a unique code that will be the sa
number of letters long and use only the letters A, B, and C in the code. How many letters long
each code need to be so that Mr. Powell can account for all 1, 510 products?
O 12
06
07
O 504

Answers

The required number of letters to code for 1510 products is given as 7 letters.

What are permutation and combination?

In arithmetic, combination and permutation are two different ways of grouping elements of a set into subsets.

Here,
There are 3 possibilities for a letter,
Suppose we need n letters
so 3ⁿ > 1510

Since we need to code for 1510 products that means 3ⁿ must be greater than 1510
So
3⁶ < 1510
3⁷>1510

Thus, the required number of letters to code for 1510 products is given as 7 letters.

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Please help me, its just question 11-14 !!

Please help me, its just question 11-14 !!

Answers

Answer:

11- 64 degrees

12- 66 degrees

13- 89 degrees

14- 99 degrees

Step-by-step explanation:

11. 100 + 130 + 66 = 296

360 - 296 = 64

12. 103 + 133 + 58 = 294

360 - 294 = 66

13. 154 + 88 + 29 = 271

360 - 271 = 89

14. 101 + 92 + 68 = 261

360 - 261 = 99

hope this helps :)

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