triunghiul echilateral DEF este inscris in cercul C(O, 4radical6). Calculati aria triunghiului DEF.

Answers

Answer 1

Answer:

[tex]\green{ \rule{500pt}{999999pt}}[/tex]


Related Questions

a number minus 4 is less than thirteen

Answers

I would think that for it to be less then thirteen it would either be 12 or 11

A family buys a studio apartment for $240,000. They pay a down payment of $48,000.
a. Their down payment is what percent of the purchase price?
b. What percent of the purchase price would an $84,000 down payment be?
a. The down payment is
(Type a whole number.)
% of the purchase price.

Answers

Answer:

A. 20%  B. 35%

Step-by-step explanation:

a. (48,000 divided by 240,000) x 100 = 20

B. (84,000 divided by 240,000) x 100 = 35

Comedy Drama Action Horror
Day 1 5 7 3 1
Day 2 2 11 4 5

5. Based on the above chart, which conclusion can be drawn from the data?

a. Horror is the most popular genre.
b. Drama is the most popular genre.
c. People like comedies because they like to laugh.
d. People don’t like horror movies because they don’t like to be scared.

Answers

Answer:

B. Drama is the most popular genre

Step-by-step explanation:

Day 1:

⇒ Comedy: 5

    Drama: 7

    Action: 3

    Horror: 1

Day 2:

⇒ Comedy: 2

    Drama: 11

    Action: 4

    Horror: 5

With this information we can start ruling out our answer choices.

A. horror is the most popular genre

Lets see, both of the sum of both days for Horror is 6, for Action is 7, Drama is 18, and Comedy is 7, with this we can conclude that horror is actually the least popular genre

B. Drama is the most popular genre

Using the information we gathered previously, we know Drama is the most popular genre, therefore this option is a high possibility.

C. People like comedies because they like to laugh

Although, I personally love comedies for this reason, this chart does not prove that people like comedies for this reason.

D. People don't like horror movies because they don't like to be scared

As for option C, the chart does not prove that is the case!

Therefore we can conclude that option B is the best choice.


Between which x-values and y-values does the cluster lie

Answers

Answer:

See below ~

Step-by-step explanation:

x-values :

Lowest : 2Highest : 10Lies between 2 and 10

y-values :

Lowest = 4Highest = 11Lies between 4 and 11

Answer:B

Step-by-step explanation: The cluster is the 5 points in the bottom right corner or; between x-values 8 and 10 and y-values 4 and 6.

3. Can you form a right triangle with the three lengths given? Why or why not?
4 m, 6 m, 7 m
Oyes; 42 +6² * 7²
no; 4 + 6 # 7
yes; 4 + 6 = 7
Ono; 4² +62 * 7²

Answers

Answer:

No

Step-by-step explanation:

To get if values can create a right angled triangle use the pythogras theory a squared plus b squared equals c squared

So in this case 4 squared plus 6 squared don't equal to 7 squared

rewrite! Write an new and equivalent equation that is easier to solve

Answers

[tex]{\huge{\fcolorbox{yellow}{red}{\orange{\boxed{\boxed{\boxed{\boxed{\underbrace{\overbrace{\mathfrak{\pink{\fcolorbox{green}{blue}{Answer}}}}}}}}}}}}}[/tex]

[tex] \sf 7( \sqrt{m + 1} - 3) = 21[/tex]

we will multiply 7 with bracket

[tex] \sf 7 \sqrt{m + 1} - 21 = 21[/tex]

Now we will take (-21) on LHS to RHS

[tex] \sf 7 \sqrt{m + 1} = 21 + 21 \\ \\ \sf7 \sqrt{m + 1 } = 42 \\ \\ \sf \sqrt{m + 1} = \frac{42}{7} \\ \\ \sf \sqrt{m + 1} = 6[/tex]

Now we will do squaring both sides

[tex] \sf {( \sqrt{m + 1}) }^{2} = {(6)}^{2} \\ \\ \sf \red {m + 1 = 36}[/tex]

[tex]\sf{ 7( \sqrt{m+1} - 3)=21}[/tex]

[tex] \: \: \: \: \: \: \: \: \: \: \: \: [/tex]

[tex]\sf{\sqrt{m+1} - 3)=\frac{21}{7}}[/tex]

[tex] \: \: \: \: \: \: \: \: \: \: \: \: [/tex]

[tex]\sf{ 7( \sqrt{m+1} - 3)=3}[/tex]

[tex] \: \: \: \: \: \: \: \: \: \: \: \: [/tex]

[tex]\sf{\sqrt{m+1} =6}[/tex]

[tex] \: \: \: \: \: \: \: \: \: \: \: \: [/tex]

Get the power of 2 in both sides.

[tex] \: \: \: \: \: \: \: \: \: \: \: \: [/tex]

[tex]\sf{( \sqrt{m + 1})^2 = 6^2}[/tex]

[tex] \: \: \: \: \: \: \: \: \: \: \: \: [/tex]

[tex]\sf{m+1=36}[/tex]

[tex] \: \: \: \: \: \: \: \: \: \: \: \: [/tex]

[tex]\sf{m=35}[/tex]

[tex] \: \: \: \: \: \: \: \: \: \: \: \: [/tex]

So the answer is m = 35

A lion can run at a speed of 1.43 kilometers per minute. How fast can the lion run in miles per hour

Answers

The loin's speed in miles per hour will be 53.31 miles per hour.

What is velocity?

Velocity is defined as the ratio of the distance moved by the object at a particular time. The velocity is a vector quantity so it needs both the magnitude and the direction.

It is given that:-

lion can run at a speed of 1.43 kilometres per minute.How fast can the lion run in miles per hour

Now to find the speed of a lion in miles per hour we have the following relationship.

[tex]1\ \ \ \dfrac{KM}{min} \ = \ 37.28\ \ \ \ \dfrac{Miles }{hour}[/tex]

[tex]1\ \ \ \dfrac{KM}{min} \ \times 1.43\ = \ 37.28 \times 1.43\ \ \ \dfrac{Miles }{hour}[/tex]

[tex]1.43\ \ \ \dfrac{KM}{min} \ = \ 53.3\ \ \dfrac{Miles }{hour}[/tex]

Therefore the loin's speed in miles per hour will be 53.31 miles per hour.

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units and Lino Plots
More
Bags of Oranges
х
Jordan fills several bags with oranges. This line plot
shows the weight of each bag.
How many more pounds does one of the heaviest
bags weigh than one of the lightest bags?
Enter your answer as a mixed number by filling in the
boxes.
х
х
х
х
х
х
х
х
xx
xx
X X
X X
X X X
х
х
х
х
х
х
х
х
X
8
8
4 44 45 46 45 5 5 5 5 5
55 55
Weight (lb)
Ib
1
2
3
4
4
5
6
1

Answers

Answer:

1 1/8 or 9/8

Step-by-step explanation:

5 1/2 - 4 3/8 = 1/ 1/8

What is the volume of the rectangular prism?
Type the answer in the boxes below.

Answers

Answer:

3.75 cubic centimeters

Step-by-step explanation:

1.5*2.5*1 cubic centimeters

Answer:

3/20

Step-by-step explanation:

1/2 x 3/5 x 1/2

L x W x H is the formula

Length x Width x Height

count the squares, they're each 1/2 so multiply the number of squares with 1/2.

For example, the rectangular prism is 3 squares high, which means it's 3/6, and that simplifies to 1/2. Now you have your height. You do the same for the width and length.

Hope this helps <3

Yellow Bird launches from point (10,0). His flight path reaches a maximum height of 22 yards and lands at point (42, 0).

Answers

The Equation for the launch of the yellow bird is y = -0.1( x - 26 )² + 20

what will be the equation?

An equation is a mathematical statement with an 'equal to' symbol between two expressions that have equal values

Given:

Starting position of the bird = ( 10 , 0 )

Final position of the bird = ( 42 , 0 )

Maximum Height of the bird = 20 yards

To find: Equation that represent this condition.

Clearly, Birds flight path is not a straight line. It has a curved path.

So, the path bird follow is a PARABOLA.

Standard Equation of the parabola in vertex form, y = a( x - h )² + k

where ( h , k ) is the vertex of the parabola.

In our Question , vertex is the point at the highest position.

Vertex will be 20 yard above the mid point of the starting and final position.

Using Mid-Point Formula,

Mid-Point of ( 10 , 0 ) & ( 42 , 0 ) =

Now, the vertex = ( 26 , 0 + 20 ) = ( 26 , 20 )

⇒ Equation, y = a( x - 26 )² + 20

Now, we find value of by substituting value of (10 , 0) in the equation,

⇒ 0 = a( 10 - 26 )² + 20

a( -16 )² = -20

a(256) = -20

a = -20/256

a = −0.078125

a ≈ -0.1

Therefore, The Equation is y = -0.1( x - 26 )² + 20

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30% tip on a bill of $150.47

Answers

Answer:

45.141 or if you round 45.14

Step-by-step explanation:

150.47 x 0.30 = 45.141

If the area of one circle with radius 7 is 153.86 square units, what's the area of another circle that has a radius of 12 units?

Answers

Answer: 452.16

Step-by-step explanation:

i need help with 7th grade math please need help ASAP + brainleist

Answers

Answer:

Area : π mm²

Circumference : 2π mm

Step-by-step explanation:

Finding area :

πr²π x 1²π mm²

Finding circumference :

2πr2 x π x 12π mm

Convert from radians to degrees. Use pi = 3.14. Round your answer to the nearest tenth of a degree.

1.4 radians = _____

A. 80.3*

B. 25.7*

C. 40.1*

D. 15*

E. 131.8*

Need an answer STAT. Please :( I’ll give brainliest Fr

Answers

[tex]1.4 ~ \text{Radians}\\\\=\left( 1.4 \times \dfrac{180}{\pi}\right)^{\circ}\\\\=\left( \dfrac{252}{3.14}\right)^{\circ}\\\\=(80.3)^{\circ}[/tex]

[tex]\text{Hence the answer is A.}[/tex]

Solve the system of equations.
y=x²-5
y= -2x+3
A. (-2, 7) and (4,-5)
OB. (-4, 11) and (2, -1)
OC. (2,-1) and (4,-5)
OD. (-4, 11) and (-2,7)

Answers

[tex]y= x^2 -5~~~~~~...(i)\\\\y = -2x +3~~~~...(ii)\\\\\text{From (i) and (ii):}\\\\~~~~~~~~x^2 -5 = -2x+3\\\\\implies x^2 -5 +2x -3 = 0\\\\\implies x^2 +2x -8 = 0 \\\\\implies x^2 +4x -2x -8 = 0\\\\\implies x(x+4) -2(x+4) = 0\\\\\implies ( x+4)(x-2) = 0\\ \\\implies x = -4,~ x = 2\\\\\text{Substitute x = 2 in eq (ii)}:\\\\y = -2(2) +3 = -4 +3 = -1\\\\\text{Substitute}~ x = -4 ~\text{in eq (ii)}:\\\\y = -2(-4) +3 = 8 +3 = 11\\\\\text{So,} ~(x, y)=\{(2,-1), (-4,11) \}\\\\\text{Hence the answer is option B.}[/tex]

give Brainliest please help​

Answers

Answer:

  (b)  a square

Step-by-step explanation:

It usually works well to plot the points, connect the dots, and assess the nature of the figure.

__

Here the points are on horizontal and vertical lines that are the same distance apart. The figure is a square.

Raj stacked a box that is 24/100 meter tall on top of a box that is 4/10. How tall are the two boxes when stacked

Answers

Answer:

The answer will be 28/110 .

The answer is 24/100 + 4/10 = 24/100 + 40/100 =64/100 metres

10 POINTS PLEASE HELP

Answers

Answer:

m∠A = 49°

Step-by-step explanation:

According to Angle Sum Property,

angles of the Δ add up to 180°∠A + ∠B + ∠D = 180°5x - 6 + 7x - 24 + 78 = 18012x + 48 = 180x + 4 = 15x = 11

m∠A

5x - 65(11) - 655 - 649°

How many helmets must the company make and sell to break even? helmets

Answers

Answer: 600

Step-by-step explanation: i took test and got it right

Answer: 600

Step-by-step explanation:

Solve for X, will mark brainliest if right

Answers

Answer:

x = 8

Step-by-step explanation:

The sides are in proportion.

[tex]\frac{RG}{FG} =\frac{SH}{FH}[/tex]40 / 7x + 14 = 44 / 33 + 4440 / 7x + 14 = 44/77 = 4/740(7) = 4(7x + 14)280 = 28x + 5610 = x + 2x = 8

Select the correct answer.
E
B
2
7
B
C
0
b D
Polygon ABCDE is reflected to produce polygon ABCDE. What is the equation for the line of reflection?
ОА У-0
OB. X=0
OC x=2
OD. y=1

Answers

Answer:

B. x = 0

Step-by-step explanation:

we notice that a point and it’s image have the same y-coordinate and opposite x-coordinates

Example :

A(-2 , 2) is a point and A(2 , 2) it’s image by the reflection

[tex]y_{A}=2=y_{A^{\prime }}[/tex]

[tex]x_{A}=-2=-x_{A^{\prime }}[/tex]

Then the reflection is across the y-axis

Or The equation of the y-axis is  x = 0

2.* Use the slope (m) and y-intercept (b)
to describe the system.
(1) x + y = -1
(2) -x - y=-1
F. Intersecting lines
G. Same lines, m > 0
H. Same lines, m < 0
J. Parallel lines, m > 0
K. Parallel lines, m < 0

Answers

Answer:

the answer is for this particular problem is F

In slope-intercept form, write the equation of the line parallel to y=3x+4 that passes through (−5, 8).

y=_x+_
fill in the blanks

Answers

Answer:

y = 3x+13

Step-by-step explanation:

I would like to ask you if you know how to differentiate an equation to get a slope ?. I always use calculus to get a slope. The slope i found was 3 so i used y-y1 = m(x-x1) formula.

Answer:   y = 3x+13

Step-by-step explanation:

The slope i found was 3 so i used y-y1 = m(x-x1) formula.

Estimate the value of

Answers

Answer:

The given equation results in 1.98, so the answer is D) 2

✏ [tex]\sf Solve[/tex]

[tex]\sqrt{2} = 1.41\\\\1.41 * 3.14 = 4.4274\\\\\sqrt{5} = 2.23\\\\\frac{4.4274}{2.23} = 1.98[/tex]

Match the graph with the correct equation.
y-1 = -4(x + 5)
y-1 = -1/4(x + 5)
y+1 = -1/4(x + 5)
y-1 = -1/4(x + 5)

Answers

Your answer is : y+1=-1/4(x+5)

Select all of the values of x that make the inequality -x+6= or grater than 10
true.

Answers

Answer:

2/5

1

3/2

Step-by-step explanation:

Note that:

> = Greater than

< = Less than

≤ = Less than or equal to

≥ = Greater than or equal to

Solution:

Since it given that 27/7n > 4/3

It means that

27/7n is greater than 4/3.

Now going through all answer choices:

----------------------------------------------------------------------------------------------------------

27/7(2/5) = 1 19/35

1 19/35 is greater than 4/3

Thus, 2/5 is true.

----------------------------------------------------------------------------------------------------------

27/7(1/3) = 1 2/7

1 2/7 isn't greater than 4/3

Thus, 1/3 is false.

----------------------------------------------------------------------------------------------------------

27/7(1) = 3 6/7

3 6/7 is greater than 4/3

Thus, 1 is true.

----------------------------------------------------------------------------------------------------------

27/7(2/9) = 6/7

6/7 isn't greater than 4/3

Thus, 2/9 is false.

----------------------------------------------------------------------------------------------------------

27/7(3/2)=5 11/14

5 11/14 is greater than 4/3

Thus, 3/2 is true.

----------------------------------------------------------------------------------------------------------

[Matthew1756654]

Sum and Difference Identities
Find the value of the expression.
cos(-pi/12)
What would -pi/12 be the sum or difference of?

Answers

Notice that

1/6 - 1/4 = -1/12

Then

cos(-π/12) = cos(π/6 - π/4)

cos(-π/12) = cos(π/6) cos(π/4) + sin(π/6) sin(π/4)

cos(-π/12) = (√3/2) (1/√2) + (1/2) (1/√2)

cos(-π/12) = (√6 + √2)/4

Lillian and Mackenzie clean rooms at a hotel. Today, they cleaned the same number of rooms, but Mackenzie worked fewer hours. Tomorrow, their shifts are the same length. Who will likely clean more rooms?

Answers

Answer:Mackenzie

Step-by-step explanation:

Answer:

Step-by-step explanation:

Mackenzie

James sees a truck at the dealership for $50,000
base price, $1,400 premium interior, $1,700
navigation touch-screen, and $2,200 smart
traffic sensors. If his current vehicle is worth
$5,000 and he's offered a 80% trade-in rate,
what is the total cost of the car after the $1,200
destination fee?
A. $41,900
B. $52,500
C. $51,500
D. $56,500

Answers

The total cost of the car after the $1,200 destination fee is B. $52,500.

How to calculate the total cost?

To calculate the total cost of the car after the trade-in rate and the destination fee, we shall subtract the trade-in value from the total price of the new car, and then add the destination fee.

Given:

Base price of the car = $50,000

Premium interior = $1,400

Navigation touch-screen = $1,700

Smart traffic sensors = $2,200

Total price before the trade-in

= $50,000 + $1,400 + $1,700 + $2,200 = $55,300.

The trade-in rate = 80% of the trade-in value, which is $5,000.

So, the trade-in value = 80% * $5,000 = $4,000.

Subtract the trade-in value from the total price:

$55,300 - $4,000 = $51,300.

Finally, add the destination fee of $1,200 to the destination fee:

Total cost of the car = $51,300 + $1,200

= $52,500.

Therefore, the total cost of the car after the $1,200 destination fee is $52,500.

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Use the box plots comparing the number of boy dogs and number of girl dogs attending doggy daycare each day for a month to answer the questions.

Answers

The boxplots 1 and 2 represent the distribution of data using a five number summary for the male and the female attendance

(a) The IQR of the male's data

The first box plot represents the male's boxplot.

So, we have:

Upper quartile (Q3) = 14Lower quartile (Q1) = 2

The IQR is the difference between the above values

IQR = Q3 - Q1

So, we have:

IQR = 14 - 2 = 12

So: the IQR for the males' data is 12

(b) The difference in the median values

From the first and second boxplots, we have:

Median male = 10Median female = 18

The difference (d) between these values is

d = 18 - 10

d = 8

So: the difference between the median values of each data set is 8

(c) The distribution of data

This is dependent on whether the dataset has an outlier or not.

From the figure, we have:

Male's data: presence of an outlier - use medianFemale's data: absence of an outlier - use mean

So: the male dataset is measured by median, while the mean is a better measure of center for the female's data

(d) Reason for outliers

A possible reason for outliers is sampling problems

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Answer:

I took the test but my quewstion was a little different sorry

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Who was primarily responsible for the Cold War the United States or the Soviet Union? Explain your hypothesis using evidence from Documents A and B to support your thoughts. (must be a full paragraph) The ________________________(insert Soviet Union or US) was primarily responsible for the Cold War because______________________. According to Document (A or B) ________________________. Provide your analysis in the next 1-3 sentences. The joining of two smaller nuclei to form one larger nucleus is called...Select one:a. alpha decay.b. beta decay.c. nuclear fusion.d. nuclear fission Which of the following equations represents a line that is parallel to the line with equation y = 3/2*x-7/4? (A) 6x+4y=8 (B) -6x + 4y = 11 (C) x-2y=-4 (D) 3x+2y=7 pls answer!!! will mark brainliest!! 60 POINTS Spirituality involves a personal belief or ____ system that gives meaning and purpose to life. I'll give brainlist to right answers! On Monday, Peter ran 20 minutes and walked 20 minutes and he burnt 500 calories. On Tuesday, Peter ran 10 minutes and walked 35 minutes and he burnt, again, 500 calories.a) Create two equations based on the situation.b) Determine the value of the variables.c) How many calories can peter burn with one hour of running? Science!! please help Question 1 of 15Which example of media would best set the mood for a speaker giving apresentation about the creative culture of Brazil? 1. Refer to paragraph 4 of For the Equal Rights Amendment.Based on the context of the paragraph, what is most likely the meaning of relevant?A. causing disagreementB. evident to everyoneC. easy to defendD. significant to the topic 48 divided by 76.8I am very confused on the two digits numbers I need help asap please? and this is for the english question? Discuss how Macbeth adheres to traditional gender roles? 50. Mrs. Lopez made decorative candles in differentsizes for sale at her church. All of the candles are incylindrical jars. The size of the largest candle was biggerthan the smallest candle by a scale factor of two. If theheight and radius of the smallest candle are 5 cm and1.7 cm, respectively, calculate the volume of the biggestcandle. Use 3.14 for T. Round to the nearest hundredth. 49. China has indicated that it may invade and forcefully unify Taiwan, who is a strong U.S. business partner. U.S. ________ ________over that last several decades has over that last several decades has.A. Foreign policyB. Military policyC. Asia policyD. Pacific policy In passege 2 on page 2, what does the term "shift - sleeping" mean Help. Please and thanks. A ladder leans against a building. The angle of elevation of the ladder is 70. The top of the ladder is 25 ft from the ground.To the nearest tenth of a foot, how far from the building is the base of the ladder?9.1 ft30.5 ft32.3 ft39.5 ft 2. m&j does not have a formal management approach to managing the employees. some low-level employees are paid more than higher-level employees because they have been with the company longer; others are given extra time off without any explanation. employees who are not managers often direct other employees but won't deal with conflicts because they say it isn't their job. some employees are clearly not motivated to do what needs to be done to make m&j as successful as it could be. in your response: Broadly defined, how many types of customers are there?. Me dicen plis 2 multiplicaciones que den de resultado 139.Plis Doy coronita