What is the measure of DE?

A. 39°
B. 37°
C. 41°
D. 40°

What Is The Measure Of DE?A. 39B. 37C. 41D. 40

Answers

Answer 1

Answer: C 41 degrees

Step-by-step explanation:


Related Questions

which of these decimal numbers is equivalent to 87?

0.87

8.70

87.00

870.0

Answers

Answer: if its 87% then its 0.87, but if its 87 then its 87.00

Step-by-step explanation: I'm doing these questions for a challenge :D

87.00 is equivalent to the number 87

Simplify.
3(x+4)
————-

Answers

Answer:

3x+12

Step-by-step explanation:

3*x = 3x

3*4 = 12

Answer:

3x+12

Step-by-step explanation:

3(x) + 3(4)

So then, the answer is 3x + 12

Please mark me as brainlist

what percentages of the students have both a cell phone and a MP3 player? A. 21% B. 32% C.66% D.68

Answers

Answer:

A

Step-by-step explanation:

It’s the only good answer

Find the total surface area of a cone of base diameter 7cm and height 8cm

Answers

The total surface area of a cone which has a base diameter of 7 cm and height of 8 cm is  126.5 cm ²

How to find the total surface area of a cone ?

The total surface area of a cone can be found by the formula :

= (π x radius ²) + (π x radius x height )

Radius is half of diameter so :

= 7 / 2

= 3. 5 cm

The total surface area of the cone is;
= ( π x 3. 5 ²) + ( π x 3. 5 x  8)

= 38 . 5 + 88

= 126.5 cm ²

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50+100x=300+75x can someone solve this ?

Answers

Answer:

50+100x=300x+75x

Step 1: Simplify both sides of the equation.

50+100x=300x+75x

100x+50=(300x+75x)(Combine Like Terms)

100x+50=375x

100x+50=375x

Step 2: Subtract 375x from both sides.

100x+50−375x=375x−375x

−275x+50=0

Step 3: Subtract 50 from both sides.

−275x+50−50=0−50

−275x=−50

Step 4: Divide both sides by -275.

[tex]\frac{-275x}{-275}[/tex] =  [tex]\frac{-50}{-275}[/tex]

x= [tex]\frac{2}{11}[/tex]

For how many integer values of $n$ between 1 and 349 inclusive does the decimal representation of $\frac{n}{350}$ terminate

Answers

The decimal form of n/350 terminates after 49 integer values of n between 1 and 349 inclusive.

What is prime factorization?

The technique of expressing all numbers as a product of primes is known as prime factorization. As an example, suppose we have the number 20. We may divide this into two categories. "Well, that's 4 times 5," we may remark. Also, 5 is a prime number. The number four is not a prime number. All numbers are made up of prime numbers. "Factors" are numbers that are multiplied to generate another number. As an example. "Prime factorization" is the process of determining which prime numbers multiply to produce the original number.

Here,

first, find the prime factorization of 350. (2*5^2*7)

then we need to find all multiples of 7 that are between 1 and 350.

the first multiple of 7/350.

The first multiple of 7 between 1 and 350 is 7.

so 7/350=0.02.

Then, drop the two zeros and find out what is 100% (1 whole, ignoring the percent) /2.

Then, we get 49.

49 integer values of n between 1 and 349 inclusive does the decimal representation of n/350 terminate.

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What is the area of this figure? triangle

19 cm

5 cm

8 cm

4 cm

12 cm

21 cm

9 cm

9 cm

Write your answer using decimals, if necessary.

square centimeters

Answers

Answer:

just times every number on there ex:9x2x9x12 etc..

hello please help i’ll give brainliest

Answers

A is the right answer,Brainly pls

Answer: The third one is wrong. The one about it being a republic.

Step-by-step explanation:

A teacher wants to buy pencils for her class. The pencils come in boxes of 6. The teacher has 32 students in her class. She did the problem
32-6 = 5 r2.

How many boxes of pencils should the teacher buy?


A. 2
B. 5
C. 6
D. 7


I NEED HELP ASAP ​

Answers

Answer:

5

Step-by-step explanation:

It is B because it can’t be A and it can’t be C and it can’t be D so my answer is A

Quantity (in lbs.) Value (per lb.) Total
Butterscotch x 2.15 2.15x
Peppermint y 2.35 2.35y
Mixture 10 2.20 22
Using the table, match the items in the following lists.

1 .
x
pounds of butterscotch candy
2 .
$2.35
pounds of peppermint candy
3 .
y
price per pound of butterscotch
4 .
$2.15
price per pound of mixture
5 .
$22.00
cost for ten pounds of mixture
6 .
$2.20
price per pound of peppermints

Answers

By using the table, each of the items in the lists should be matched as follows:

pounds of butterscotch candy: x.pounds of peppermint candy: y.price per pound of peppermint: $2.35.price per pound of butterscotch: $2.15.price per pound of mixture: $2.20.cost for ten pounds of mixture: $22.00.

What is a proportion?

In Mathematics, a proportion can be defined as an equation which is typically used to represent (indicate) the equality of two ratios. This ultimately implies that, proportions can be used to establish that two ratios are equivalent and solve for all unknown quantities.

Based on the information provided in the table, we can reasonably infer and logically deduce that the variable x represent pounds of butterscotch candy while the variable y represent pounds of peppermint candy.

Additionally, a system of equations that models the information provided in the table is given by;

x + y = 10.                      

2.15x + 2.35y = 22.00.

In conclusion, the total quantity of candies in pounds (lbs.) is equal to 10.

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Evaluate: 6(8a + 4p +11) for a = 12 and p = 7

Answers

810
all you need to do is plug in 12 for a and 7 for p. the you solve it.
8*12=96
7*4=28
96+28+11=135
6(135)=810

Answer:

48a+24p+66----(a)

48 a= -(24p+66)

a= -(24p+66) /48----(1)

put eq 1 in eq(a)

we get p= 7

again put the value of p in eq (1)

we get a= 12

put values of a and p in eq (1)

48(12)+24(7)+66

576+168+66

810

How do you do a simple random sample on a calculator?

Answers

Using the calculator there are various methods according to the calculator we used and the approach we follow, Basic answer is to select N and generate random number.

What do you mean by random sampling?

Random sampling is a method of selecting a sample from a population in such a way that each member of the population has an equal probability of being selected. This ensures that the sample is representative of the population, and reduces bias in the sampling process. In simple random sampling, a random sample is drawn from a larger population by using random number generators, tables of random numbers, or other methods that ensure that each member of the population has an equal chance of being selected.

What are samples?

A sample is a portion or a subset of a population that is selected for the purpose of studying characteristics of the population. The sample is used to make inferences or conclusions about the population from which it was drawn. The sample is usually smaller in size than the population, and it is selected through a process called sampling. The process of sampling is used to select a sample that is representative of the population, meaning that the sample has similar characteristics as the population.

Define the population size (N) and the sample size (n) that you want to obtain.

Use the calculator's random number generator to generate a random number between 1 and N. This will be the first element of your sample.

Repeat step 2 to generate the remaining elements of the sample, making sure that each element is different from the previous ones.

Record the elements of the sample, which are the random numbers that have been generated.

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Vanessa is building a storage chest in the shape of a rectangular prism. The chest will be 59 cm long, 47 cm deep, and 27 cm high.

What will the surface area of the chest be?

Surface Area Enter your next step here
cm2

Answers

Answer:

11270 cm2

Step-by-step explanation:

A = 2(wl+hl+hw)

   = 2(47•59+27•59+27•47)

   = 11270

Pls help me with solving systems of linear equations by elimination

Answers

Answer:

Step-by-step explanation:

A. 2x = -6

    x = -3

 3 + y = 5

   y = 2

(-3, 2)

-9 - 2 = -11

 -11 = -11

3 + 2 = 5

5 = 5

B. 4x + 2y = 1

    6x + 4y = 1

-8x - 4y = -2

 6x + 4y = 1

-2x = -1

x = 1/2

4(1/2) + 2y = 1

2 + 2y = 1

2y = -1

y = -1/2

-2(-1/2) + 3 = 4(1/2) + 2

1 + 3 = 2 + 2

4 = 4

6(1/2) + 4(-1/2) = 1

3 - 2 = 1

1 = 1

C.

-x + 32y = -25

4x + 8y = 100

-4x + 128y = -100

136y = 0

y = 0

-x = -25

x = 25

(25, 0)

32(0) - 25= -25

-25= -25

5(25) = 100 + 25 - 8(0)

125 = 125

D.

3x + 2y = 6

4x + 5y = -20

-12x - 8y = -24

12x + 15y = -60

7y = -84

y = -12

2(-12) + 3x = 6

-24 + 3x = 6

3x = 30

x = 10

(10, -12)

2(-12) + 3(10) = 6

-24 + 30 = 6

6 = 6

4(10) + 5(-12) + 20 = 0

40 - 60 + 20 = 0

 -20 + 20 = 0

0 = 0

Is 4x² 3x 7 a polynomial?

Answers

As all the exponents of x are whole numbers, the expression 4x² – 3x + 7 is a polynomial in one variable.

What is exponents?

The exponent of a number shows how many times the original value of the number has been multiplied. For example, the number 34 indicates that we have multiplied three by four. 3 × 3 × 3 × 3 × 3 is its expanded form. Exponent is another term for a number's power. It might be a decimal, a fraction, a negative number, or a whole number.

Exponents are important because without them, writing the product when a number was repeated many times on its own would be very difficult. For example, it is much easier to write 57 than it is to write 5 × 5 × 5 × 5 × 5.

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PAST DUE MATH HOMEWORK!!! I NEED HELP QUICKLY! EXPLAIN ANSWER!

Answers

Answer:

C

Step-by-step explanation:

70.5 times 3.14 is equal to 221.37 so Ferris Wheel was incorrect

C, really can’t be bothered explaining why but it’s C

Write and solve an inequality for the problem.


It cost $660 to put on the school play. How many tickets must be sold at $6 a piece in order to make a profit?

Answers

Answer:

  more than 110

Step-by-step explanation:

You want to know the number of $6 tickets that must be sold to pay for the $660 cost of a school play and make a profit.

Profit

The profit is the difference between revenue and cost. The revenue from the sale of n tickets will be 6n. We want the profit to be positive, so we want ...

  6n -660 > 0 . . . . . . positive profit

  n -110 > 0 . . . . . . divide by 6

  n > 110 . . . . . . add 110

More than 110 tickets must be sold to make a profit.

__

Additional comment

Sale of exactly 110 tickets will cover the cost, but there will be no profit.

I will mark you brainlist!


Alison will roll a number cube and flip a coin for a probability experiment. The faces of the number cube are labeled 1 through 6. The coin can land on heads or tails. If Alison rolls the number cube once and flips the coin once, which of the following lists the only outcomes when the number cube lands on a number greater than 3?

A. 3, Heads
3, Tails
4, Heads
4, Tails
5, Heads
5, Tails
6, Heads
6, Tails
B. 4, Heads
4, Tails
5, Heads
5, Tails
6, Heads
6, Tails
C. 4, Heads
5, Tails
6, Heads
D. 1, Heads
1, Tails
2, Heads
2, Heads
3, Heads
3, Tails
4, Heads
4, Tails
5, Heads
5, Tails
6, Heads
6, Tails

Answers

Answer:

B. 4, Heads

4, Tails

5, Heads

5, Tails

6, Heads

6, Tails

Step-by-step explanation:

Given that the cube is labelled 1 to 6 and the coin has a head or a tail, the only outcome when the number cube lands on a number greater than 3 means that the cube lands on 4 or 5 or 6.

On the other hand, the coin may give a head or a tail.

In light of this, the possible answers are;

4, Heads

4, Tails

5, Heads

5, Tails

6, Heads

6, Tails

Hence option B is right

cant find the anwer help

Answers

Answer:

Wouldn't it be 68,844? Because 12 divided by 3 = 4 and 17,211 x 4 is 68,844. I could be wrong but im sure that im right?

Answer in explanation:

I went over it and your answer seems correct, but the problem says 'how much money, in dollars'

There are 12 months in a year

3 x 4 = 12

17,211 x 4 = 68,844

you wrote 67.844 so possibly changing to a comma would help!

I hope this helps!

How do you find the longest angle?

Answers

The longest angle is the straight line, or 180 degrees. To find it, draw two lines so that they form a straight line. Then measure the angle between the two lines using a protractor.

What is angle?

Angle is a figure formed by two lines or rays intersecting each other. It is measured in degrees, and is generally represented by the symbol ∠. The lines or rays that form the angle can be extended indefinitely, and the angle can be either acute, obtuse, right, reflex, or full. An acute angle is one that is less than 90°, an obtuse angle is one that is greater than 90°, a right angle is one that is exactly 90°, a reflex angle is one that is greater than 180°, and a full angle is one that is 360°.

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Draw a box and whisker plot of the following data 40,37,29,36,41,39,33

Answers

Answer:

Step-by-step explanation:

Its not the best drawing but here

median 37

minimum 29

maximum 41

first quartile 33

third quartile 40

IQR 7

can someone explain how to get the answer for the following question ?

Find the coordinates of the point of intersection of the parabola y = 3x^2 - x - 7 and the line y = 5x - 10

the answer is (1,-5) if you need it just explain how to get it !!

Answers

The answer to the question is 1-5

Help me pleasseeeee!!!!!!!

Answers

Answer:

c

Step-by-step explanation:

Practice 2-2 Using number sense to solve Equations (PLEASE HELP)

Answers

The solutions for all the equations would be

1. p = 30

2. h = 99

3. t = 31.4

4. r = 57

5. t = 5

6. w = 8

7. y = 9

8. p = 7

9. a = 13

10. w = 12

11. h = 24

12. g = 128

13. a = 21

14. y = 39

15. d = 16

16. w = 25

What is an equation?

An equation is a statement that asserts the equality of two expressions. The expressions on either side of the equation are separated by an equals sign (=), and they must have the same value for the equation to be true.

1) 30p = 900

  p = 900/30

  p = 30

2) h/9 = 11

   h = 9 * 11

   h = 99

3) t + 32.4 = 62

   t = 62 - 32.4

   t = 31.4

4) r - 17 = 40

   r = 40 + 17

  r = 57

5)  5t = 25

      t = 25/5

      t = 5

6) 8w = 64

    w = 64/8

   w = 8

7)  9y = 81

     y = 81/9

     y = 9  

8) p + 5 = 12

   p = 12 - 5

   p = 7

9)  a + 2 = 15

    a = 15 - 2

    a = 13

10)  w + 8 = 20

      w = 20 -8

      w = 12

11)  h/6 = 4

    h = 6 * 4

    h = 24

12) g/8 = 16

    g = 16 * 8

    g = 128

13) a/7 = 3

    a = 3 * 7

    a = 21

14) y - 11 = 28

    y = 28 + 11

    y = 39

15) d - 4 = 12

    d = 12 + 4

    d = 16

16) w - 10 = 15

    w = 15 + 10

    w = 25

Hence, solutions for all the equations would be

1. p = 30

2. h = 99

3. t = 31.4

4. r = 57

5. t = 5

6. w = 8

7. y = 9

8. p = 7

9. a = 13

10. w = 12

11. h = 24

12. g = 128

13. a = 21

14. y = 39

15. d = 16

16. w = 25

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how many times bigger is b than c

Answers

B is 10 times bigger than C

2 Find the sum: 8 7 + - = ?​

Answers

Answer:

15

Step-by-step explanation:

dont change the 10 and whats 8 + 7

Answer: Exact Form is 3/2. Decimal form is 1.5

X
1
2.
3
4
5
512
128
32
8
2.
g(x)
18
16
14
12
10
h
(x)
65
33
17
9
5
Complete each of the 2
activities for this Task.
Activity 1 of 2
Part A: Which of the functions
represents an exponential
function? Explain.
Activity 2 of 2
Part B: What’s is the average rate of change for the function h(x) over interval 2 <_ x _< 4? Show your work or explain how you found your answer.

Answers

Answer:

537474447474 75262293

Answer: f(x)

Step-by-step explanation: Part A:Its dividing by 4 each time

In ΔDEF, f = 5 cm, m∠E=79° and m∠F=75°. Find the length of d, to the nearest 10th of a centimeter.

Answers

Using sine and cosine rule, the length of d in the triangle is equal to 4.5cm

What is Sine Rule

The sine rule is a mathematical formula used to calculate the lengths of the sides and angles of any triangle when given two angles and one side or two sides and one angle. It is also known as the law of sines.

To find the length of d, we have to find the length of E.

Using sine rule;

f / sin F = e / sin E

5 / sin 75 = e / sin 79

e = 5sin79 / sin 75

e = 5.7cm

To find the length of d, we have to find the angle D by using the sum of angle theorem.

m∠ E + m∠ F + m∠ D = 180°

79 + 75 + m∠ D = 180

m∠ D = 180 - 154

m∠ D = 26°

Using cosine rule

d² = e² + f² - 2efCosD

d² = 5.7² + 5² - 2(5.7)(5)cos26

d² = 20.615598

d = √20.615598

d = 4.5cm

The length of side d is 4.5cm

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can somebody please tell me what is 2,880 as a percentage​

Answers

Answer:

28.8 thats what i got

Step-by-step explanation

What is the probability that a randomly selected box of the cereal contains less than 9.65 ounces of cereal

Answers

There is a 0.0001 percent chance that the average amount of cereal in these boxes is less than 9.65 ounces.

What is meant by probability?The likelihood of an event happening is gauged by probability. Many things are impossible to completely predict in advance. We can only forecast how likely an event is to occur using it, or how likely it is to occur.The probability is a metric for determining how likely an event is to occur. It gauges the event's degree of certainty. The probability formula is presented as follows: P(E) = Number of Favorable Outcomes/Number of Total Outcomes.By dividing the number of preferable possibilities by the total number of potential outcomes, probability, which measures the likelihood that an event will occur, is obtained.

Given that,

Mean µ = 9.70

Sample size = n = 5

standard deviation = σ = 0.03

Its distribution is normal, therefore

σx = σ/

σx = 0.03

σx = 0.0134

We must now determine the z value in order to use the table.

z = (x - µ) ÷ σ

z = (9.65 - 9,70) ÷ 0.0134

z = -3.73

Now

From the probability index tables

So P (z ≤ - 3.73) = 0.0001

Hence, the correct option is e) 0.0001

The complete question is:

A company’s cereal boxes advertise that each box contains 9.65 ounces of cereal. In fact, the amount of cereal in a randomly selected box follows a Normal distribution with mean μ = 9.70 ounces and standard deviation σ = 0.03 ounce. Now take an SRS of 5 boxes. What is the probability that the mean amount of cereal in these boxes is less than 9.65 ounces?

a. 0.4525

b. 0.9522

c. 0.9999

d. 0.0478

e. 0.0001

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