pls help help meeeeeeeeeeee

Pls Help Help Meeeeeeeeeeee

Answers

Answer 1

Step-by-step explanation:

[tex] 200 = \pi{r}^{2} \\ {r}^{2} = \frac{200}{\pi} = 63.66 \\ r = 7.97 = 8[/tex]


Related Questions

Plz help plzzzzzzzzz

Answers

Answer:

4th option OR last option

Step-by-step explanation:

Ok so I think it means hexagon not heptagon since I have never heard of heptagon. Just confirm that with your teacher if it is hexagon or heptagon.

Hexagon = 6 sides

This means that it is not second option. Nor it is the third option since it said that it should be more than 6 sides. Now we are left with 1st and 4th option. It also mentioned that all opposite sides should be parallel. Looking at the first option, not all sides are parallel. Some are big and some are small. This remains with the last option which is the 4th option.

Hope this helps, thank you !!

As a mixed number in its simplest form :)

4 1/2 ÷ 3/5

Answers

Answer:7.5

Step-by-step explanation:

Answer:

7 1/2

Step-by-step explanation:

Question 6(Multiple Choice Worth 4 points)
(05.07 MC)

The number of wins for a high school football team is measured for the season. When the team plays at home, it is generally believed that they will win. Comparing the location of the game and the number of wins, a correlation coefficient of 0.891 is calculated. What would this imply about the football team winning at home?

The scatter plot would closely resemble a straight line with a positive slope. The data has a strong, positive correlation, but causation cannot be determined.
The scatter plot would closely resemble a straight line with a positive slope. The data has a strong, positive correlation, and a causal relationship exists between the team playing at home and winning.
The scatter plot would not be represented by a line of best fit with a positive slope. There is a weak correlation between the football team playing at home and winning.
There is no causation and almost no correlation between the football team playing at home and winning.

Answers

Answer:

The scatter plot would closely resemble a straight line with a positive slope, but causation  cannot be determined.

Step-by-step explanation:

Recall that causation and correlation are 2 different things. Say Taller people usually had a name that started with the letter “A” It's a correlation, but a name does not determine the height, so it's not causation. (I took the test and got it right too.)

The data has a strong, negative correlation, and a causal relationship exists between the team playing at home and winning would be imply about the football team winning at home.

What is a correlation coefficient?

It is an index that measures correlation between two variables, assuming values between -1 and 1.

If it is positive, the relation is positive, that is, they are direct proportional. If it is negative, they are inverse proportional.

If the absolute value of the correlation coefficient is greater than 0.6, the relationship is strong.

It also is the slope of the line of best fit.

The number of wins for a high school football team is measured for the season. When the team plays at home, it is generally believed that they will win.

Comparing the location of the game and the number of wins, a correlation coefficient of 0.891 is calculated.

The scatter plot would closely resemble a straight line with a negative slope. The data has a strong, negative correlation, and a causal relationship exists between the team playing at home and winning.

Learn more about straight line here:

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Heya, could someone help me figure this out? I'm kinda stuck on this question :p​

Answers

Answer:

-0.5

Step-by-step explanation:

to understand thisyou need to know about:algebraPEMDASgiven:v=u+atu=2a=-5t=½let's solve:substitute the given values : v=2+(-5)×½v=2+(-2.5)v=-0.5

I really neeed help plssss

Answers

Answer:

6

Step-by-step explanation:

270/45=6

Answer:

1 minute = 6 calories burned

Step-by-step explanation:

270 ÷ 45 = 6

Simplify each expression by combining like terms
-3x + 12x =

Answers

Answer:

9x

Step-by-step explanation:

hshdhdhdxhhxhxhxhxhxhxhxhhxhxhxhhx

Answer:

9x or 15x

Step-by-step explanation:

-3x + 12x = 9x

-3 + 12 = 9,

or if you just straight out add

-3x + 12x = 15x

i suck at fractions..............................

Answers

That would be 6 and 3/8

Asphere has radius of 3 cm. What is the volume of the sphere?

Answers

Answer:

radius =3cm

volume of the sphere =4/3 πr^3

=4/3*22/7*3*3*3=88/7*3*3=88/7*9=792/7

=113.1cm^3

40000+10000n= how do i find the answer

Answers

Answer:

50000. easy

Step-by-step explanation:

Answer:

50000

Step-by-step explanation:

Meaghan and Lily are dividing 43.61 by 7. Meaghan says that the first digit of the quotient is in the ones place. Lily says it is in the tens place. Who is​ right? How do you​ know?

Answers

Answer: Meaghan is right.

Step-by-step explanation:

For a number like:

123.45

the tens place would be the "2" (second number at the left of the decimal point)

The ones place would be the "3" (first number at the left of the decimal point)

Let's suppose that Lily is correct.

Then the quotient of:

43.61/7

Will be a number with two digits in the left of the decimal point.

The smallest number that meets this condition, is the number 10.

Then let's see:

7*10 = 70

then:

70/7 = 10

and:

43.61 < 70

(70 is larger than 43.61)

then:

43.61/7 < 70/7 = 10

Then:

(43.61/7) < 10

This means that our quotient is smaller than 10, then the first digit of the quotient can not be on the tens place.

Then Meaghan is the correct one.

We also could perform the quotient to find:

43.61/7 = 6.23

So yes, Meaghan is correct.

what are the expressions that are equivalent to 2x + 3x + 8 - 3x - 2​

Answers

Answers that equivalent to the expression 2x+3x+8-3x-2 would be the choices A and C. If you notice, in choice A, you have just combined all the like terms which results in 2x+6 and in Choice C, you have combined all your constants and the the two terms 2x and 3x resulting in 5x-3x+6 which all remain equivalent to he original given expression

b) Work out 4 =
5
Give your answer as a mixed number in its simplest form.

Answers

Answer:

Step-by-step

explain your question more please.

someone plz help me plz

Answers

Answer:

38.5

Step-by-step explanation:

First do 77/2 then you get 38.5, if anything is wrong please tell me!!

Piece of Cake!
Solve this problem:
A cake has 79 slices.
Harry ate 47 slices; Jack ate 14 slices; Dave ate 10 &
Mary ate 8 slices.
What fraction of the cake is remaining?

Answers

Answer:

none/0

Step-by-step explanation:

they ate all the cake.

now harry is gonna get sick

Answer:

79/79 or 1

Step-by-step explanation:

47+14+10+8=79

If Harry, Jack, Dave, and Mary all ate 79 slices in total, then there would be no more cake left since there are only 79 slices. The fraction answer would be 79/79 or 1, because they 79/79 is equivalent to 1.

A grain trader buys the following amounts from three suppliers: 3,200 pounds, 7,200 pounds and 600 pounds. What is the total weight of this purchase

Answers

1. You know that the grain trader buys from three suppliers: 3,200 pounds, 5,100 pounds and 700 pounds.
2. Then, to calculate the total weight of his purchase you only need to add the pounds shown in the problem, as you can see below: THE ANSWER IS B!

The total weight of the grain purchase is 5.5 tons when grain trader buys the following amounts from three suppliers: 3,200 pounds, 7,200 pounds and 600 pounds.

To find the total weight of the grain purchase in tons, we need to convert the weight from pounds to tons and then sum them up.

Given the weights from the three suppliers:

Supplier 1: 3,200 pounds

Supplier 2: 7,200 pounds

Supplier 3: 600 pounds

To convert pounds to tons, we divide the weight in pounds by the conversion factor of 2,000 (since there are 2,000 pounds in a ton).

Supplier 1's weight in tons: 3,200 pounds / 2,000 = 1.6 tons

Supplier 2's weight in tons: 7,200 pounds / 2,000 = 3.6 tons

Supplier 3's weight in tons: 600 pounds / 2,000 = 0.3 tons

Now, we can calculate the total weight by summing up the weights from each supplier:

Total weight in tons: 1.6 tons + 3.6 tons + 0.3 tons = 5.5 tons

Therefore, the total weight of the grain purchase is 5.5 tons.

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Determine two pairs of polar coordinates for the point (5, -5) with 0° ≤ θ < 360°

Answers

Answer:

Step-by-step explanation:

x=5

y=-5

Hence it lies in 4th quadrant.

x=r cos θ

5=r cos θ  ...(1)

y=r sin θ

-5 =r sin θ  ... (2)

square and add

(5)²+(-5)²=r²(sin ²θ  +cos ²θ  )

r²=25+25=50

r=±5√2

dividing

tan θ=-5/5=-1=-tan 45°=tan (180-45),tan(360-45)

θ=135°,315°

so polar coordinates are (5√2,315°) and (-5√2,135°)

X=5 Y=-5 is the answer I think?

2 1/6 x 4 1/2 Solve the problem AND explain your steps

Answers

The answer is 9 3/4, 9.75
Explanation: 13/6 x 9/2
(reduce) 13/2 x 3/2
(Multiply 13/2 x 3/2)
39/4
(Reduce again) 9 3/4 or 9.75
Hope this helps

Divide.Enter the quotient in simplest form

7/10 divided by 4/5

Answers

Answer:

7/8

Step-by-step explanation:

7/10 divided by 4/5 = 7/10 x 5/4 = 35/40 divided by 5/5 = 7/8

the answer is 7/8 and that is in the simplest form

In city W, the average cost for a gym membership is given by the equation y = 34.99x +49, where y is the total cost, in dollars, for x months of membership. What is the meaning of the y-value when x = 1? *

Answers

The fee at the beginning of the membership.
If x = 1,
34.99(1) + 49 = y
34.99 + 49 = y
83.99 = y

Alfie has £10 note He buys 3 pens costing 1.45 each and some pencils costing 90p He gets 2.05 change. How many pencils did he buy?

Answers

Answer:

4 pencils

Step-by-step explanation:

Note=  pencils costing 0. 90p

Given data

Balance= £10

pen= 3*1.45= £4.35

pencils=0.90p

change= £2.05

2.05= 10-4.35-90p

solve for p

2.05= 5.65-90p

collect like terms

5.65-2.05= 0.90p

3.6=90p

divide both sides by 90

p=3.6/0.90

p=4

Please help me. 25 points.

Answers

Rounding to the nearest tenth is 5 and the height is 9 inches
8 inches = 4.5(4) = 18 feet

2/2 = 4.5/2 = 2.25 feet


Which means, if we add the product and quotient up, we’ll get 20.25 feet for the total height.


I believe it’s already rounded up.

what is 7 divided by 10 as a fraction

Answers

The fractional form is 7/10.

What is Fraction?

The fractional bar is a horizontal bar that divides the numerator and denominator of every fraction into these two halves.

The number of parts into which the whole has been divided is shown by the denominator. It is positioned in the fraction's lower portion, below the fractional bar.How many sections of the fraction are displayed or chosen is shown in the numerator. It is positioned above the fractional bar in the upper portion of the fraction.

Given:

We have to divide 7 by 10.

The common factor for 7 and 10

7 = 7 x 1

and, 10= 2 x 5 x 1

so, there is only one factor common is 1.

Thus, the fraction is 7/10.

Learn more about Equivalent Fraction here:

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FOR 40 POINTS!!!!! PLEASE ANSWER THE QUESTION!!!!!!!! And i will mark you brainlist

Classify the deposit investment:

You want to put a $30,000 down payment on a storefront for a new business that you plan on opening in 5 years. How much should you deposit quarterly into an account with an interest rate of 1.23%, compounded quarterly?

Answers

Answer:

jayfeather friend me

Step-by-step explanation:

$203,904

What amount would you have if you deposited $1,800 a year for 30 years at 8 percent (compounded annually)? $1,800 113.28 = $203,904 (TVM Table-Page 41) 5.

It is $203,904 hope I am right

A cone has a height of 12 yards and a radius of 7 yards. What is its volume?

Use ​ ≈ 3.14 and round your answer to the nearest hundredth.

____ cubic yards

Answers

Answer:

615.44 cubic yards

Step-by-step explanation:

V = 1/3·π·7²·12

I NEED HELP
Use the compound interest formula A=P(1+rn)nt.

If $10,000 is invested at 2 percent semi-annually for 5 years, what is the amount at the end of the term?

$11,052


$11,051


$11,049


$11,046

Answers

Answer:

A

Step-by-step explanation:

Answer:

D: 11,046

Step-by-step explanation: i took the quiz

A radio arm saw has a circular cutting blade with a diameter of 10 inches and it spins at 2000rpm if there are 12 cutting teeth per inch on the cutting blade how many teeth cross the cutting surface each second

Answers

Answer:

12565.11 teeth approximately cut cross the cutting surface per seconds.

Step-by-step explanation:

Since the diameter is 10inches, the circumference of the arm saw is 10π (circumference is πd where d is diameter).

The number of teeth on the cutting blade can be gotten by multiplying the diameter by 12 since we have 12 teeth per inch on the arm saw

Number of teeth on saw = 12 x 10π = 120π.

To get the number of teeth that cross the cutting surface in 2000rpm we multiple it by the total number of teeth in just one rpm.

So we have 2000 x 120π. But since we are asked to find it in revolution per seconds then 2000r/m = 2000r/60s ≈ 33.33

Therefore, we have

33.33 x 120π ≈ 12565.11 teeth

Solve for c 4(3+c)+c=c+4

Answers

Answer:

c= -2

Step-by-step explanation:

find the area of the shape

Answers

Answer:

787.5

Step-by-step explanation:

23×14=322

A=a+b /2h=15+34 /2·19=465.5

322+465.5=787.5

5 is not more than x​

Answers

Answer:

well we don't don't know...because x is unknown

Answer:

There no problem but 5<=x in equation form

Step-by-step explanation:

That way because x can either be five or higher

Factorise these expressions
a.
[tex] {x}^{2} + 20x + 19[/tex]
b.
[tex] {z}^{2} - 2z + 1[/tex]
c.
[tex]9(x - 1) - 3x[/tex]

Answers

Answer:

a. (x+19)(x+1)

b. (z-1)(z-1)

c. 3(2x-3)

Step-by-step explanation:

a. x^2+20x+19

(x+19)(x+1)

b. z^2-2z+1

(z-1)(z-1)

c. 9(x-1)-3x

9x-9-3x

6x-9

3(2x-3)

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Anybody who is buying a new car should consider purchasing an electric car.Electric vehicles have a reputation as being expensive, but that has changed in the past few years. Purchase prices have been dropping and a federal tax credit lowers their actual cost even more. The average cost of a brand new gas automobile is approximately $31,500. Most new electric cars are priced between $30,000 and $40,000. That is a higher initial cost, but when you factor in the $7,500 federal tax credit (and possible additional state tax credits, depending on where you live), the price becomes comparable to that of a gasoline car. The annual costs associated with owning a car are much lower with an electric car. The average driver pays about $2,000 a year for gas. The average cost of electricity for a year of driving is $500. That will save $1,500 a year in fuel. Additionally, a more modern and streamlined engine will save drivers in other maintenance fees. One government study estimated that electric-car drivers will save over 40 percent in annual maintenance fees.One of the biggest arguments against electric cars has been their limited range. Electric cars do have a shorter range, but that range is plenty for most drivers. The majority of American drivers travel less than 35 miles a day, and the average electric car has a range of about 100 miles on a full charge. Charging the car at home each night will provide enough power for daily driving and allow drivers to save time by avoiding stops at the gas station. And, as the number of electric cars on the road increases, more businesses and employers will install charging stations for their customers and employees, which will make charging a vehicle even easier.An electric car may not be for everyone, but they have evolved beyond their original restrictions. With a purchase price that is comparable to a gas car, and reduced fuel and maintenance fees, anyone who is purchasing a new car should seriously consider an electric car. Spread the word, and check out an electric car today.PLZ HELP ;-; PLS HELP!!! Response: Develop a unique example (not posted on the discussion board by anyone else) and calculate the resultant displacement between two points when there are two legs or distinct parts to the trip. Include the displacement of each leg of the trip as well as the resultant displacement of the entire trip. Don't forget: include both the direction and the magnitude as part of the displacement. Research the actual distance between these two points on the globe. Compare the resultant displacements and account for the error. Don't forget: include both the direction and the magnitude as part of the displacement. Solve each multi-step inequality 6 - 8n > - 8 - 6n A sample of carbon monoxide gas occupies 224 L at STP. 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