Find the area of this sector.
19cm length on side 118degree angle in centre

Answers

Answer 1

Answer:

87.68 cm²

Step-by-step explanation:

Arc length:

118*2πr/360 = 19 cm118*3.14r/180 = 19r = 19*180/118*3.14r = 9.23 cm

Area of sector:

A = πr²*118/360 A = 3.14*9.23²*118/360A = 87.68 cm²

Related Questions

factor completely, 0.2x + 0.8 a. x b. 0.8(x + 1) c. 0.2(x + 1) d. 0.2(x + 4)

Answers

Answer:

d. 0.2 ( x + 4 )

Step-by-step explanation:

0.2x + 0.8

Both 0.2x and 0.8 have a common factor of 0.2, hence pull 0.2 out.

0.2x + 0.8

0.2 ( x + 4 )

Morag typed 60 words in one minute. Express as a unit rate.

Answers

Answer:

60 words per minute...60/1...this is already in unit rate form


please help
answer choices are:
a (-2,-8)
b (2,-8)
c (2,-4)
d. (-2,4)

Answers

The answer is c because you add 6 to the x-value and add 2 to the y-value. When reflecting across the x-axis, the y-value flips signs

A pre-image arrow pointing east is rotated 135° clockwise. In which direction is the image arrow pointin​

Answers

Given :

A pre-image arrow pointing east is rotated 135° clockwise.

To Find :

In which direction is the image arrow point.

Solution :

90° clockwise shift make it south.

Now, remaining angle for rotation ( 135 - 90 )° = 45°.

So, direction of moving 45° more clockwise makes it 45° west of south or 45° south of west.

Hence, this is the required solution.

What is the range of the relation below?

Answers

Answer:

D.

Step-by-step explanation:

because the lowest y is -3 and the highest is 2

Answer is D hope this helps

PLEASE HELP MEEEEE!!! IT's TIMED

Answers

Answer:

x is less than oe equal to 12

Answer:

x ≤ 15

Step-by-step explanation:

7x - 6 ≤ 3x + 54

Subtract 3x from both sides;

4x - 6 ≤ 54

Add 6 to both sides;

4x ≤ 60

Divide both sides by 4;

x ≤ 15

Pleaseeee help im confused best answer will get brainliest.

Answers

Answer:

8n+9x

Step-by-step explanation:

3n+7n-2n+x+8x

10n-2n+x+8x

8n+x+8x

8n+9x

Answer:

8n + 9x

Step-by-step explanation:

3n + 7n - 2n + x + 8x

= 8n + 9x

Please help is this a solution or inequality 5-x<8;x=-3

Answers

Answer:

Its a inequality

Step-by-step explanation:

YOUR WELCOME LOVE YOU

This is an inequality. Refer to the char below.

The two expressions we have is ‘5 - x’ and ‘8’. If X is equal to three, then we get ‘5 - 3’ and ‘8’. This comes out to 2 > 8.


Hope this helps :)

Factor 14x−24 using the GCF

Please help me! Hurry! Please show your work.

Answers

Answer:

2(7x - 12)

Step-by-step explanation:

Find the GCF of 14 and 24: 2Divide each number by 2 shown in steps 3 and 414x ÷ 2 = 7x24 ÷ 2 = 12Re-write the expression: 2(7x - 12)

I hope this helps!

LaShea would like to invest her $100 in birthday money. Which option will give her the most money at the end of the investment period?

1 year at 8 percent

1.5 years at 7 percent

2 years at 6.5 percent

3 years at 4 percent

Answers

Answer:

1 year at 8 percent

Step-by-step explanation:

i took the test

Will give brainlyest Will give brainlyest Will give brainlyest Will give brainlyest Will give brainlyest.idk and if you give me the answer can you tell me if I put it on the far right or left

Answers

Answer:

so i tried to draw it.

Step-by-step explanation:

Answer:

left

Step-by-step explanation:

plz i need 4 more brainlyests to pass

What is x-2+5x

What is -4x-10+6x

What is 7+10x+4x-8

Answers

Answer:

What is x-2+5x = 6x-2

What is -4x-10+6x = 2x-10

What is 7+10x+4x-8 = -4x+9

Step-by-step explanation:

please yall im crying this is hard

Answers

Answer:

I think ur and is 4140. but I'm not sure, sorry if its incorrect.

what is the common fraction of the decimal 0,76​

Answers

19/25 saesdfggggvvvvbbbnnbbnn

Answer:

76/100

Step-by-step explanation: 76 is in the hundreds place

Maggi buys 3/4 pound of blueberries and uses 3/5 of them to make a smoothie. How many pounds of blueberries did Maggi use to make the smoothie

Answers

Answer:

[tex]\dfrac{9}{20}\ \text{pounds}[/tex]

Step-by-step explanation:

Given that,

Maggi buys 3/4 pound of blueberries

He uses 3/5 of them to make a smoothie.

We need to find how many pounds of blueberries Maggi use to make the smoothie. It means we need to find 3/5 of 3/4. So,

[tex]x=\dfrac{3}{4}\times \dfrac{3}{5}\\\\=\dfrac{9}{20}\ \text{pounds}[/tex]

So, he will use [tex]\dfrac{9}{20}\ \text{pounds}[/tex] of blueberries to make a smoothie.

Answer: 9/20

Step-by-step explanation: Maggi buys 3/4 pound of blueberries

He uses 3/5 of them to make a smoothie.

We need to find how many pounds of blueberries Maggi use to make the smoothie. It means we need to find 3/5 of 3/4. So,

So, he will use of blueberries to make a smoothie.

) Solve this equation: − 10 + = 8 + 2 − 18

Answers

Answer:

I think the question is wrong check ur question and I will answer

Find the square of each imaginary number.
(Get rid of the i)

Answers

Answer:

- 32/21 over 5 is

Step-by-step explanation:

*gets coins and runs to the store to get "milk"

Answer:

-765/25

Step-by-step explanation:

y=-4/7x+2 is it Proportional

Constant of proportionality: k=



Not proportional

URGENT

Answers

Answer:

It is  

5/7

Explanation:

The number  

5/7

tells you that when  

x

increases of  

1

then  

y

always increases of  

5/7

.

Graphically:

graph{7/7*x [-10, 10, -5, 5]}

Step-by-step explanation:

HELP PLS this is my last question

Answers

Answer:

The solutions to the system of the equations are:

[tex]y=1,\:x=3[/tex]

Step-by-step explanation:

Given the equations

[tex]y=\frac{2}{3}x-1;\:y=-x+4[/tex]

solving the system of equation

[tex]\begin{bmatrix}y=\frac{2}{3}x-1\\ y=-x+4\end{bmatrix}[/tex]

Arrange equation variables for elimination

[tex]\begin{bmatrix}y-\frac{2}{3}x=-1\\ y+x=4\end{bmatrix}[/tex]

[tex]y+x=4[/tex]

[tex]-[/tex]

[tex]\underline{y-\frac{2}{3}x=-1}[/tex]

[tex]\frac{5}{3}x=5[/tex]

[tex]\begin{bmatrix}y-\frac{2}{3}x=-1\\ \frac{5}{3}x=5\end{bmatrix}[/tex]

solving for x

[tex]\frac{5}{3}x=5[/tex]

[tex]5x=15[/tex]

Divide both sides by 15

[tex]\frac{5x}{5}=\frac{15}{5}[/tex]

[tex]x=3[/tex]

[tex]\mathrm{For\:}y-\frac{2}{3}x=-1\mathrm{\:plug\:in\:}x=3[/tex]

[tex]y-\frac{2}{3}\cdot \:3=-1[/tex]

[tex]y-2=-1[/tex]

Add 2 to both sides

[tex]y-2+2=-1+2[/tex]

[tex]y=1[/tex]

Therefore, the solutions to the system of the equations are:

[tex]y=1,\:x=3[/tex]

Mike went to the doctor and was found to be 20 pounds overweight.
The doctor discovered that Mike ate an average of 2000 calories per
day. He said for Mike to lose weight and meet his goal, the maximum
amount of calories he could eat per day was 1750. How many calories
will Mike be cutting out each week (7 days)?



Plis respond fast is do in a lil of time

Answers

Answer:

1750

Step-by-step explanation:

2000-1750=250

250x7=1750

7
Which two whole numbers is 20 between?

Answers

Answer:

19 and 21

Step-by-step explanation:

... 17, 18, 19 , 20, 21, 22, 23 ,24, 25

PLS HELP! DUE TODAY! I WILL GIVE BRAINLIEST!
In the following activity, match each pair of equivalent expressions.
3(x + 5)
9x - 2(3x - 3)
(x + 14) - (8 - 2x)
(7 - 2x) + (3x - 11)
(7 + 5x) + (-4x - 1)
-2x + 9 + 5x + 6
-4(x + 1) + 5x
-7 + 6x - 4x + 3
2(x - 2)
-3x + 6 + 4x

Answers

Answer:

Matches are:

1 and 6

2 and 3

4 and 7

5 and 10

8 and 9

Step-by-step explanation:

First just expand all:

1. 3x + 15

2. 3x + 6

3. 3x +6

4. x - 4

5. x + 6

6. 3x +15

7. x - 4

8. 2x - 4

9. 2x - 4

10. x + 6

Please give brainliest! Thanks, hope this helps!

Quickly XD!
3 friends share 2 pizzas evenly.
About how much pizza will each friend get?
Sorry if you tryna enjoy your weekend I Needa get this done.

Answers

y=2/3 orange for each friend (decimal: 0.6667 rounded to 4d. p)

PREMISES

y=the fraction of 2 oranges that each of 3 friends shares equally

CALCULATIONS

To distribute 2 oranges equally between 3 friends requires that the oranges be sliced proportionately equal to the number of friends which is 3

So, then,

y=

Each friend receives 1/3 of each of 2 oranges making 2/3 orange for each friend.

If y=2/3 orange, then the equations

3*2/3 orange=2 oranges

6/3 oranges=2 oranges and

2 oranges=2 oranges prove the solution y=2/3 orange to the fraction of 2 oranges shared by each of 3 friends

Suppose IQ scores were obtained from randomly selected couples. For 20 such pairs of​ people, the linear correlation coefficient is 0.907 and the equation of the regression line is y=9.88+0.9x​, where x represents the IQ score of the husband. What is the best predicted IQ of the wife​, given that the husband has an IQ of 101​?

Answers

Answer:

108.88

Step-by-step explanation:

Given that:

Equation of Regression line obtained for couple's IQ:

y=9.88+0.9x

x represents the IQ score of the husband

The best predicted IQ of wife Given that husband's IQ is 110

y = 9.88 + 0.9(110)

y = 9.88 + 99

y = 108.88

6p = 3p + 2p + p is true for

Answers

Answer:

For any value

Step-by-step explanation:

Answer:

Anything substituted for p should be correct

Step-by-step explanation:

A parking lot that has 520 spaces

was filled with 390 cars. What

percent of the parking lot was full?

Answers

Answer:

75%

Step-by-step explanation:

390/520 = 0.75 =75

hope that helps ;)

Answer:

75%

Step-by-step explanation:

390/520×100%

0.75×100%

75%

PLEASE I NEED IMMEDIATE HELP I will give brainliest

BD=16 and ÁT is the
perpendicular bisector of BD
BC=

Answers

Answer:

8

Step-by-step explanation:

16/2=8

Answer:

8

Step-by-step explanation:

A bisector bisects a line in HALF. Thus, by dividing 16 in half you will get BC=8.

Mole Conversion:
What is the mass of 3.13 x 1023 molecules of carbon dioxide?

Answers

Answer:

The mass of 3.13*10²³ molecules of carbon dioxide is 22.88 g.

Step-by-step explanation:

Avogadro's Number or Avogadro's Constant is the number of particles that make up a substance (usually atoms or molecules) and that can be found in the amount of one mole of said substance. Its value is 6.023*10²³ particles per mole and it applies to any substance.

Then you can apply the following rule of three: if 6.023*10²³ molecules are present in 1 mole, 3.13*10²³ molecules are present in how many moles?

[tex]moles=\frac{3.13*10^{23}molecules*1 mole }{6.023*10^{23}molecules}[/tex]

moles= 0.52

Since the molar mass of carbon dioxide is 44 g / mole, then the following rule of three can be applied: if there are 44 g in 1 mole, how much mass is there in 0.52 moles?

[tex]mass=\frac{0.52 moles*44 g}{1 mole}[/tex]

mass= 22.88 g

The mass of 3.13*10²³ molecules of carbon dioxide is 22.88 g.

solve for x 5(4x-5)+3x-1=20

Answers

Step-by-step explanation:

20x-25+3x-1=20

20x+3x=20+25+1

23x=46

X=2

Answer:

x=2

Step-by-step explanation:

5(4x-5)+3x-1=20 (given)

20x - 25 + 3x -1 = 20 (distribute)

23x -26 = 20 (combine like terms)

23x = 46 (add)

x=2 (division)

thx u help now ok yeah

Answers

To find the equation of the parabola, first let's write the parent function,

y = a(x-h)^2+k. Ok, now we need to find the vertex and plug it in. Remember, (h,k). When we look at the problem the vertex is (0,4). Therefore we write it as y = a(x-0)^2 +4 or y = ax^2 + 4. Now we need to look to see if it was stretched or compressed. Keep in mind that on a normal parabola, if you move over 1 you go up one. If you move over 2 you go up four. If you move over 3, you go up 9. In this problem, you move over 1, you go up 1. If you move over 2, you go up 4. If you move over 3, you go up 9. From this information, we see that there is no stretch or compression. Therefore the equation of the graph shown is:

y= x^2 +4

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