Please help I beg of you













WILL MARK BRAINLIST

Please Help I Beg Of YouWILL MARK BRAINLIST

Answers

Answer 1

Answer:

A ≈ 25.1 cm²

Step-by-step explanation:

The area (A) of the shaded region is calculated as

A = area of circle × fraction of circle

   = πr² × [tex]\frac{\frac{4\pi }{9} }{2\pi }[/tex]

   = π × 6² × [tex]\frac{\frac{4\pi }{9} }{2\pi }[/tex] ← cancel π and 2π by π

   = 36 × [tex]\frac{\frac{4\pi }{9} }{2}[/tex]

   = 18 × [tex]\frac{4\pi }{9}[/tex]

   = 2 × 4π

   = 8π ≈ 25.1 cm² ( to 1 dec. place )


Related Questions

witch it correct help us

Answers

Answer:

1st off its which*

and ur answer is 138

What is the volume of the pyramid?
A solid oblique pyramid has an equilateral triangle as a
base with an edge length of 4/3 cm and an area of 12
3 cm?

A. 12/3 cm3
B. 16/3 cm3
C. 24/3 cm3
D. 32/3 cm3

Answers

Answer:

B 16/3

Step-by-step explanation:

on edg

The volume of the pyramid shown is 16√3 cm³.

What is Volume?

Volume of a three dimensional shape is the space occupied by the shape.

Given a solid oblique pyramid.

It has an equilateral triangle as a base with an edge length of 4√3 cm and an area of 12√3 cm².

Volume of the pyramid = 1/3 × base area × height

Base area = 12√3 cm²

Height = 4√3 × tan (30°) = 4√3 × 1/√3 = 4

Volume = 1/3 × 12√3 × 4

             = 16√3 cm³

Hence the volume is 16√3 cm³.

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If the slope of a line is į and the y-intercept is (0, 6)
Vilhich one is the slope-intercept form of that line?

Answers

Answer:

y = i*x + 6

Step-by-step explanation:

Most often we use 'm' to represent 'slope.'  Here you have used 'i' which is highly unusual.

Plugging in 'i' for slope and 6 for b, y = mx + b becomes

y = i*x + 6

What is 24.21 written in expanded form?

Answers

Answer:

(2 x 10) + (4 x 1) + (2 x 0.1) + (1 x 0.01)

Step-by-step explanation:

The expanded form of 24.21 = (20 + 4 + 0.2+ 0.01)

The expanded form of an equation requires writing out the place value term of each digit of the number given :

24.21 :

Tens digit = 2 × 10 = 20

Unit digit = 4 × 1 = 4

Tenth digit = 2 × 0.1 = 0.2

Hundredth digit = 1 × 0.01 = 0.01

Hence, the expanded form of the number is :

(20 + 4 + 0.2+ 0.01)

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A 20% acid solution is mixed with a 70% acid solution to get 50 liters of a 40% solution.


How much of the 70% solution is used?
A)30 liters
B)20 liters
C)25 liters

Answers

x = liters of solution at 20%

y = liters of solution at 70%

[tex]\begin{array}{lcccl} &\stackrel{liters}{quantity}&\stackrel{\textit{\% of liters that is}}{\textit{acid only}}&\stackrel{\textit{liters of}}{\textit{acid only}}\\ \cline{2-4}&\\ \textit{Sol'n at 20\%}&x&0.2&0.2x\\ \textit{Sol'n at 70\%}&y&0.7&0.7y\\ \cline{2-4}&\\ mixture&50&0.4&20 \end{array}~\hfill \begin{cases} x + y = 50\\\\ 0.2x+0.7y=20 \end{cases} \\\\[-0.35em] ~\dotfill[/tex]

[tex]\stackrel{\textit{using the 1st equation}}{x+y=50\implies x=50-y}\hspace{5em}\stackrel{\textit{substituting on the 2nd equation}}{0.2(50-y) + 0.7y=20} \\\\\\ 10-0.2y+0.7y=20\implies -0.2y+0.7y=10\implies 0.5y=10 \\\\\\ y=\cfrac{10}{0.5}\implies \boxed{y=20}[/tex]

(2⋅3) 2 −5 2 =
PLEASE HELP!

Answers

Answer: -40

Step-by-step explanation:

This answer is only correct if that last number is 52. So if the last number is something other than 52 then the answer is wrong,

can someone please answer question #5



i will mark brainliest

Answers

uh     ..................

what is the question?

Solve
the equation 2y" + 3y' - 5y = 0​

Answers

Answer:

y= ae^pi + C2e ^ -1/2 pi

Step-by-step explanation:

i couldnt type out symbols, hope this helps

Harry kept a weather journal. The sun was shining four out of five days. On what percent of the days was the sun shining?

Answers

Answer:

80%

Step-by-step explanation:

divide the number of days that there was sun (4) by the total number fo days (5), then multiply by 100 to get to a percent.

if you have any questions, leave them in the comments and i will try to answer them, if this helped, please give brainliest.

Answer:

50

Step-by-step explanation:

Everyone at Lorenzo's school wore either red or green for school spirit day. 738 students wore red and 162 students wore green. What percentage of the students wore red?

Answers

Answer:

Given that ,

738 students wore red while 162 students wore green.

Therefore , total number of students ,

[tex]\dashrightarrow \: 738 + 162 \\ \dashrightarrow \: 900[/tex]

Now , 738 students out of 900 wore red.

So , percentage of students who wore red ,

[tex]\dashrightarrow \: \frac{738}{9\cancel{00}} \times \cancel{100} \\ \\ \dashrightarrow \: \cancel\frac{738}{9} \\ \\ \dashrightarrow \: 82\%[/tex]

hope helpful :-;

82% of the school wore read because 738+162=900 and 738/900= 82%

how do you find LCM? please give a good explanation!

Answers

Answer:

72xy1

Step-by-step explanation:

becuz the multiple of 9,6 and 24 is 72 and the multiple of x is 1x which is just x and the multiple of y is 1y

Find all of the solutions for the following equation.

Answers

Answer:

3 tan theta=root 3

tan theta=root 3/3

tan theta=0.57

Step-by-step explanation:

ALGEBRA 2 NEED HELP ASAP

Answers

The rule for g(x) = f(x-1)-3 is g(x) = (x-1)⁶-3(x-1)³ - 1

How to write the rule for g(x) = f(x-1)-3?

A function is an expression, rule, or law that defines a relationship between an independent variable and a dependent variable. Based on the information given, we can see that the variables that are illustrated in the question are f and g.

In order to write the rule for g(x) = f(x-1)-3 when f(x) = x⁶ - 3x³ + 2, replace x with x-1 in f(x) and subtract 3. That is:

g(x) =  f(x - 1) - 3

g(x) = (x-1)⁶ - 3(x - 1)³ + 2 - 3

g(x) = (x-1)⁶ - 3(x - 1)³- 1

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Select all of the expressions that are equivalent to 109+ 29m − 49n.
2(5 + m − 2n)
9(10 + 2m + 4n)
29(5 + m − 2n)
2(−2n + m + 5)
9(−4n + 2m + 10)
−29(2n − m − 5)

Answers

The equivalent expressions of 10/9 + 2/9m − 4/9n are 2/9(5 + m - 2n) and -2/9(2n − m − 5)

How to determine the equivalent expressions

From the question, we have the following parameters that can be used in our computation:

109+ 29m − 49n

Express the expression properly

So, we have the following representation

10/9 + 2/9m − 4/9n

Factor out 2/9

So, we have

2/9(5 + m - 2n)

Factor out -1 from the expression

So, we have the following representation

-2/9(2n − m − 5)

Hence, the equivalent expression is -2/9(2n − m − 5)

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Example 2: An object is thrown upward from the top of a building, where h is the height of the object in metres and t is the time in seconds. The graph below represents the relationship between height and time.
a) What is the maximum height of the object above
the ground?
b) After how many seconds does the object reach this
maximum height?
c) From the moment the object was thrown, how much
time would it take for it to reach he ground?
d) How tall is the building?

Answers

The answers are given as 1) 165 m 2)3 seconds 3) 9 seconds 4)120 m

What is a curve in a graph?

A curve is defined as a smoothly- flowing continuous line that has bent. It does not have any sharp turns. The way to identify the curve is that the line bends and changes its direction at least once. Curve of the graph is a pictorial representation of a particular function.

Given :  A object is thrown from the top of the building thus by observing the graph we derive the following information

1) Maximum height = 165 m

2) The object reaches maximum height at t=3 seconds

3) The time it took to reach the ground is 9 seconds

4) The building is 120 m tall

Hence, the answers are  1) 165 m 2)3 seconds 3) 9 seconds 4)120 m

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2. A recent study of 35 students determined that the mean number of hours per week they played video games was 16.6 hours. The standard deviation of the population was 2.8 hours. Find a 95% confidence interval of the population mean.

Answers

According to a recent study of 35 students,Population-wide, there was a 2.8-hour standard deviation. 16.60 is the population mean's 95% confidence interval.

What means 95% confidence interval?A Confidence Interval is a zone created using sampled data from a population (sample space) that has a fixed size and follows a specific probability distribution. The interval is built to include a selected population statistic with a certain probability. A range of values above and below the point estimate, within which the true value in the population is likely to reside with 95% confidence, is known as a 95% confidence interval. 5% of the time, the true result might not fall inside the confidence interval.A confidence interval that includes the value of no difference between treatments denotes that there is no statistically significant difference between the therapy under consideration and the control.The result is that P([sample mean] - margin of error [sample mean] + margin of error) = 0.95.

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what is 12/7 please help and i will be very happy

Answers

Answer:

12/7 is a improper fraction

Step-by-step explanation:

as a decimal it is 1.71428571429 and as a mixed number it is 1 5/7

Answer:

its gonna be 1 5/7

Step-by-step explanation:

7 goes into 12 1 time and there is 5 left over so thats gonna be 1 and 5/12 or

1 5/12

What is the Vertex of the graph?

options:
(1,1)
(-1,1)
(0,1)
(1,0)

Answers

Answer:

Step-by-step explanation:

(-1, 1):  You can see that a vertical line through x = -1 is the center line (axis of symmetry) of this parabolic graph.  The vertex lies 1 unit above the x-axis:  y = 1.

what's the slope of (-2,2) and (4,-2)

Answers

it is m=0 b=2 ijkkk kkk
by using the slope formula, you get
m= -2/3

help me out thankyou​

Answers

Answer: A

Step-by-step explanation:

I took the test

answer is A, i took the test

create a situation relating to coins that can be modelled by the linear system and explain the meaning of each variable

x + y = 24
0.25x + 0.05y = 4.60

Answers

The situation involving coins that is modeled by the system of equations x + y = 24, 0.25x + 0.05y = 4.60 is given as follows:

You have a combination of 24 quarters and cents, and the total you have is of $4.60. How many coins of each type you have.

What is the system of equations?

To obtain the meaning of each of the variables x and y, we look at the second equation, given as follows:

0.25x + 0.05y = 4.60.

This means that:

The variable x represents the total number of quarters, as each quarter coin is worth $0.25.The variable y represents the total number of nickels, as each nickel coin is worth $0.05.

The result of this sum means that the total amount of money that you have is of $4.60.

The first equation is given as follows:

x + y = 24.

Which means that the total number of coins that you have is of 24.

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plsss answer for brainliest​

Answers

Answer:

answer is below

Step-by-step explanation:

1.

Two lines from right angles.

The lines are perpendicular

2.

x + 20 = 32

x =12

3.

You are a third year high school student.

You are a junior high school student.

4.

An angle measures 20°.

The angle is acute.

5.

A figure is square.

The figure is quadrilateral.

25 PTS WILL GIVE BRAINLY LINKS REPORTED

Each statement describes a transformation of the graph of f(x) = x. Which statement correctly describes the graph of g(x) if g(x) = f(x - 11)?
A.
It is the graph of f(x) translated 11 units to the left.
B.
It is the graph of f(x) where the slope is increased by 11.
C.
It is the graph of f(x) translated 11 units to the right.
D.
It is the graph of f(x) translated 11 units up.

Answers

The Answer is D

I REALLY hope this helps :D

It is the graph of f(x) translated 3 units down.

Answer:

D

Step-by-step explanation:

Because f(x) translated 3 down

A math class has 3 girls and 5 boys in the seventh grade and 3 girls and 3 boys in the eighth grade. The teacher randomly selects a seventh grader and an eighth grader from the class for a competition. What is the probability that the students she selects are both boys? Write your answer as a fraction in simplest form.​

Answers

answer:

5/3 m

Step-by-step explanation:

because 3/3=1 so teacher choose boys

help? anyone? please

Answers

Answer:

Step-by-step explanation:

Perimeter is the addition of all the sides.

So in this question, if you add up all the sides :

14x + 8x +7x +12

Simplify by adding all terms with x :

29x + 12  

(As you can not add a number constant to a variable )

Can someone show me step by step what to do next please I’m confused?!!! Please anyone

Answers

Answer:

You need to combine like terms

Please help if you can or and know how to do this pls! Can

Answers

Answer:

m<1=50

m<2=130

m<3=50

m<4=130

m<5=40

m<6=40

m<7=90

m<8=140

Step-by-step explanation:

A triangle is placed in a semicircle with a radius of 2 yd, as shown below. Find the area of the shaded region. Use the value 3.14 for pie, and do not round your answer. Be sure to include the correct unit in your answer.

Answers

Answer:

[tex]A_s=2.28yd^2[/tex]

Step-by-step explanation:

From the question we are told that:

Radius [tex]r=2yd[/tex]

Pie [tex]\pi=3.14[/tex]

Generally the equation for Area of the shaded part [tex](A_s)[/tex] is mathematically given by

[tex]A_s=Area\ of\ semi-circle(A_c)-Area\ of\ triangle(A_t)[/tex]

Generally the equation for Area of semi-circle is mathematically given by

 [tex]A_c=\frac{1}{2}\pi r^2[/tex]

 [tex]A_c=\frac{1}{2}*(3.14) (2)^2[/tex]

[tex]A_c=6.28yd^2[/tex]

Generally the equation for Area of triangle is mathematically given by

 [tex]A_t=\frac{1}{2} base*height[/tex]

 [tex]A_t=\frac{1}{2} (2+2)*2[/tex]

 [tex]A_t=4yd^2[/tex]

Therefore Area of the shaded part [tex](A_s)[/tex]

 [tex]A_s=A_c-A_t[/tex]

 [tex]A_s=6.28yd^2-4yd^2[/tex]

 [tex]A_s=2.28yd^2[/tex]

Which probability indicates that an event will likely occur?
ОО
A
O
4

Answers

Answer:

The answer is c- 1/2

Step-by-step explanation:

I got this from Khan Academy.

Answers

The function which has greater slope is Function 2.

What is Slope?

A line's slope is determined by how its y coordinate changes in relation to how its x coordinate changes. y and x are the net changes in the y and x coordinates, respectively. Therefore, it is possible to write the change in y coordinate with respect to the change in x coordinate as,

m = Δy/Δx where, m is the slope

Given:

Function 1:

y = -2x + 10

and Function 2:

Slope = (5-10)/( 2-0) = -5/2

So, the Equation of line

(y - 10) = -5/2 (x -0)

y - 10 = -5/2x

y = -5/2x + 10

y= -2.5x +10

So, the slope of Function 1 is greater than slope of function 2.

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In a chess club the probability that Shaun will beat Mike is 3/8 .The probability that Shaun will beat Tim is 5/7 .(Assume all the games are independent of one another) If Shaun plays 1 game with Mike and then 1 game with Tim, what is the probability that Shaun loses both games? whats the value of x? ill give brainliest under the spell of sibyl dorian's opinion of the refined henry appears to have changed, at least for ow. how has dorian redefined pleasure and what might henry find disagreeable about dorians new definition In a bag of candy, Marsha found that there were 7 red, 8 blue, 5 yellow, and 9 greens pieces of candy. Marsha put all of the pieces of candy back in the bag, and drew one piece of candy out. Part A:Complete the following chart to determine the probability that Marsha drew each of the following pieces of candy. Part B: Marsha now wishes to determine compound probability. Complete the following chart to determine the probability that Marsha drew each of the following pieces of candy. If you cannot see, zoom in. Dont answer if you dont know the answer. Whoever answers correctly will get Brainliest! What were the problems that led to the Russian Revolution ? There are two numbers such that one of the numbers is 5 2/7 more than twice the other number. If you multiply the smaller number by 5, the product is twice the larger number. What are the two number? Please no links and answer fast! Which of these are involved in creatingnew technologies?A. engineering onlyB. science onlyC. math onlyD. science, engineering, and math Please answer correctly with a fair explanation, I will give you brainliest. Coral reefs cover less than ___ of the ocean floor. A)1% B)2% C)4% D)3% Tamara and Clyde got different answers when dividing 2x4 + 7x3 18x2 + 11x 2 by 2x2 3x + 1. Analyze their individual work.Which statement about their answers is true? Tamaras work is correct because Clyde did not multiply the terms in the division table correctly.Clydes work is correct because Tamara did not subtract the terms correctly.Both students are correct.Both students are incorrect. When the equation 4. 78X^2-2. 14x-1. 60=0 is solved the two values of unknown x are ____ and _____ Find the limit, if it exists.lim (x - 3x2 + 3)a.8C. -12b. -1d. None of thesePlease select the best answer from the choices provided B oo Which phrase has a more positive connotation?to lead a revolutionto lead a mutiny The sample of DNA below is being analyzed to determine if a patient hasthe genetic disorder. DNA sequence:3' CAA-TCG-CGG-TCT-CTT 5'.Determine the mRNA sequence from the patient's DNA sequence. PLEASE ANSWER FAST!!!!!!!!!!!!!!!What is light? A. a wave of vibrating electric and magnetic energy B. a wave that travels by compressions C. a wave that travels by rarefactions D. a state of matter oracion con la palabra Blando What is an israel????? According to the US Constitution my driver license is still valid in another state. Please answer the following questions. Why is my drivers license still valid even in another state? What part of the constitution discusses this? Multiply: -z^3(5 + z - 4z^2) Mary reached chool at 7:30 AM, and left for home at 12:45 PM. How long he tayed in the choolAnwer with explanation