The track is 9.76 m wide all the way around. What is the distance around the outside of the track? Explain or show your reasoning.

The Track Is 9.76 M Wide All The Way Around. What Is The Distance Around The Outside Of The Track? Explain

Answers

Answer 1

Answer:

The distance around the outside of the track is 4183.58m².

Step-by-step explanation:

The area of running track that goes around the field is 9.76m

To proof :

Formula -

(Area of rectangle = length × breadth)

(Area of running track = outside area - inside area)

First case (outside),

length = 73 +2× 9.76

= 92.52m

Breadth = 84.39 m

radius of outside semi circle,

= 46.26m

outside area = area of rectangle + 2 × area of the semi-circle

= 92.52 x 84.39 + 3.14 x 46.26 × 46 × 26

= 7807.76+6719.56

Second case,

radius of the semi-circle,

=36.5m

inside area = area of rectangle + 2x area of the semi-circle

=73x 84.39+ 3.14x 36.5×36.5

= 6160.47 +4183.27

= 10343.74m²

Now,

Area of running track = 14527.32 m²- 10343.74m²

= 4183.58m²

The distance around the outside of track is 4183.58m².


Related Questions

What is a perfect square 6^1

Answers

A perfect square refers to a number that is the result of multiplying an integer by itself. In this case, 6^1 is equal to 6.

However, 6 is not a perfect square because it cannot be obtained by multiplying an integer by itself. The perfect squares up to 6^1 would be 1^2 = 1 and 2^2 = 4.

Steven and his family ordered a meal the cost 136.50. Steven paid 14% sales tax and left a 20% tip on 136.50. What was the total cost

Answers

Answer:

The total cost was $182.91.

Step-by-step explanation:

Tax formula:

tax=tax percentage×amount

Tip formula:

tip=tip percentage×amount

solve

First find the tax. Write 14% as the decimal 0.14 before using it in the equation.

tax

= tax percentage×amount

= 0.14×136.50

= 19.11

The tax was $19.11.

Now find the tip. Write 20% as the decimal 0.20 before using it in the equation.

tip

= tip percentage×amount

= 0.20×136.50

= 27.3

The tip was $27.30.

Finally, find the total cost.

total cost

= cost + tax+tip

= 136.50+19.11+27.30

= 182.91

Answer:

182.91

Step-by-step explanation:

what is the answer pss help mw | -4 | _____ -4

Answers

Is it 0 or 4 one of those :)))

A. Angles 3 and 6B. Angles 1 and 8C. Angles 2 and 3D. Angles 3 and 7

A. Angles 3 and 6B. Angles 1 and 8C. Angles 2 and 3D. Angles 3 and 7

Answers

The alternate interior angles are located on the inner side of the parallel lines, but on the opposite sides of the transversal.

In this case, the alternate interior angles are:

angles 2 and 7

angles 3 and 6

Answer: A. Angles 3 and 6

I really need help with this question

I really need help with this question

Answers

The length of each side of the wood is 5 centimetres.

How to use quadratic equation to find the length of each side of the wood?

Doug has 8 square pieces of wood. Each piece of wood have a side length of s cm. The total area of all 8 pieces of wood is 200 cm².

Hence, using quadratic equation let's find the length of each side of the wood.

Therefore,

8s² = 200

Hence,

8s² = 200

divide both sides of the equation by 8

s² = 200 / 8

s² = 25

s = √25

s = 5 centimetres

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The first five terms of a quadratic sequence are 3, 12, 25, 42, 63.
Find the nth term of this sequence.

Answers

Since we know the sequence is quadratic, we expect the \(n\)-th term to have the general form

\(x_n = an^2 + bn + c\)

Plug in the first 3 known values of the sequence to form a system of equations.

\(x_1 = 3 = a + b + c\)

\(x_2 = 12 = 4a + 2b + c\)

\(x_3 = 25 = 9a + 3b + c\)

Eliminating \(c\) gives

\((4a + 2b + c) - (a + b + c) = 12 - 3 \implies 3a + b = 9\)

\((9a + 3b + c) - (a + b + c) = 25 - 3 \implies 8a + 2b = 22 \implies 4a + b = 11\)

Eliminating \(b\) gives

\((4a + b) - (3a + b) = 11 - 9 \implies a = 2\)

Solving for \(b,c\), we get

\(4a + b = 11 \implies b = 11-4\cdot2 = 3\)

\(a+b+c=3 \implies c=3-2-3 = -2\)

So, the \(n\)-th term of the sequence is

\(x_n = \boxed{2n^2 + 3n - 2}\)

A grocery store introduced two new flavors of scones: cranberry and orange.

On the first day, 28 cranberry scones and 16 orange scones were sold.

Each day after that, 14 cranberry scones and 11 orange scones were sold.

Drag the tiles to complete the table. Each tile may be used once, more than once, or not at all.

Answers

Step-by-step explanation:

For the Cranberry Scones you all add 14 with it so 14+28=42 42+14=56 56+14=70 70+14=84. So, the answers on Cranberry scones are

28    42      56      70      84  

Orange scones you add 11 to all of them so 11+16=27 27+11=38 38+11=49 49+11=60.So the answer on Orange Scones is

16      27      38      49      60

Write the expression that represents the area of the rectangle shown.

Write the expression that represents the area of the rectangle shown.

Answers

Answer:

A = Length × breath

A = 3 × 7

A = a × 4

A = m × m

(X₁ + X₂)²

Find the square.

Show your work

Answers

Step-by-step explanation:

\({ \purple{ \tt{(X₁ + X₂)²}}}\)

This above problem is in the form of

\({ \blue{ \tt{ {(a + b)}^{2}}}}\)

where the expanded form of

\({ \blue{ \tt {(a + b)}^{2}}} = { \green{ \bold{ {a}^{2} + {b}^{2} + 2ab}}} \)

then the (X₁ + X₂)² answer will be

\({ \purple{ \tt{(X₁ + X₂)²}}} = { \purple{ \tt{ {X₁}^{2} + {X₂}^{2} + 2X₁X₂}}}\)

niko made a small pizza using 5 ounces of chease and 3 ounces of sauce he wants to make a large pizza with 10 ounces of chease using the same ratio of cheese sauce

Answers

Answer:

Step-by-step explanation: here I am pretty sure it is 6

niko made a small pizza using 5 ounces of chease and 3 ounces of sauce he wants to make a large pizza

Reduce 48/60 to the lowest terms

Answers

If you simplify it, you’d get 4/5

Which of the following results in the expression 0.22 x 86? (1 point)

Answers

18.92 I hope it helps

Answer:

18.22

Step-by-step explanation:

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please help meee

Can u pleaseee answer all parts pleaseeeee &lt;3333please help meee
Can u pleaseee answer all parts pleaseeeee &lt;3333please help meee

Answers

a. In interval notation, Increasing intervals: (12pm, 1pm) U (1pm, 2pm) U (2pm, 3pm). Decreasing intervals: (8am, 9am) U (11am, 12pm). Constant intervals: (9am, 10am) U (10am, 11am)

b. The increase in cost between 12 noon and 3 pm is $2.

c. Yellow Cab has a lower price per 1km than Swift ride at (8am, 9am) (9am, 10am) (2pm 3pm)

How do you express a data set in interval notations?

Interval notation is used to represent continuous intervals of numbers or values, like ranges on a number line.

The graph shows that from 8-9am, and 11-12pm, the cost from Swift Ride decreases.

We can represent it as (8am, 9am) U (11am, 12pm).

It increases at these times (12pm, 1pm) U (1pm, 2pm) U (2pm, 3pm).

And stays constant at : (9am, 10am) U (10am, 11am)

Cost increase from 12 to 3pm,

We simply deduct the 12pm's cost from 3pm's cost.

So, we have

Cost increase = $3.5 - $1.5

Evaluate the difference

Cost increase = $2

Hence, the cost increase is $2

The time interval where the cost is lower

When you plot the points provided for Yellow cab, you'll notice that Yellow Cab has a lower price per 1km than Swift ride at (8am, 9am) (9am, 10am) (2pm 3pm)

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Complete the slope-intercept form of the linear equation that represents the relationship in the table. x y 2 1 4 −3

Complete the slope-intercept form of the linear equation that represents the relationship in the table.

Answers

Answer:

y = -2x + 5

Step-by-step explanation:

1. Find the slope:  \(\frac{-3-1}{4-2}=\frac{-4}{2}=-2\)

2. Find the y-intercept: 1 = -2(2) + b  ⇒  1 = -4 + b  ⇒  5 = b

3. Use the slope and y-intercept found in steps 1 and 2 to complete the equation in the form y = mx + b:  y = -2x + 5

18-2g=4g
Simplify !!!

Answers

Answer is 3✌✌✌✌✌✌I think

what is the sum of prime numbers between 110 and 125?​

Answers

Answer:

113

Step-by-step explanation: 113 is the prime number in between those numbers, thats the only one

Answer:

113

Step-by-step explanation:

1. Find the prime numbers between 110 and 125

A prime number is a number, greater than 1, that is not a product of two other numbers. The prime numbers near 110 and 125 include 107, 109, 113, and 127. However, only 113 lies between 110 and 125. So there is no sum because there is only 1 prime number.

Write an equation to model each situation and solve. Be sure to label the solution.
7. A rectangle has a length of 2x - 12 units and a width of 3 units. The value of the
rectangle's area is equal to the value of its perimeter. Write an equation to represent this
situation. Then, solve the equation.
Need a equation and a solution.

Answers

Answer:

A. 3(2x - 12) = 2(3 + 2x - 12)

B. Length = 6, width = 3

Step-by-step explanation:

l = 2x - 12

w = 3

Area = 3(2x - 12)

Perimeter = 2(3 + 2x - 12)

if A = P

3(2x - 12) = 2(3 + 2x - 12)

6x - 36 = 6 + 4x - 24

6x - 4x = 6 - 24 + 36

2x = 18

x = 9

Length = 2x - 12 = 2(9) - 12 = 18 - 12 = 6

Whats type of account has a fixed interest rate, a term and a fixed date of
withdrawal? *

Answers

Answer:

A CD, or certificate of deposit, is a type of savings account with a fixed interest rate that's usually higher than a regular savings account, a fixed term length and a fixed date of withdrawal, known as the maturity date. You lock up funds in a CD for a term generally between three months and five years.

Step-by-step explanation:

Can someone help me?Solve the equation , check for extraneous solutions

Can someone help me?Solve the equation , check for extraneous solutions

Answers

Answer:

0

Step-by-step explanation:

\(2\sqrt[3]{(1-3x)} =6-4=2\\\sqrt[3]{(1-3x)}=\frac{2}{2} =1\\\sqrt[3]{(1-3x)}^{3} =1^{3} \\(1-3x)=1\\-3x=0\\x=0\)

It’s 0!!!!!!!!!!!!!!!!!!!

Factor completely x^2 + 8x + 15.
O (x+3)(x+5)
O (x+3)(x-5)
O X+1)(x+15)
O(x+1)(x-15)

Answers

Answer:

x<3 and x<5

Step-by-step explanation:

Given the quadratic inequality x² - 8x + 15 <0, to get the solution set for the inequality, the following steps must be followedStep 1: Factorize the quadratic expression

x² - 8x + 15 <0

x² - 3x - 5x + 15 <0

x(x - 3) - 5(x - 3)  <0

(x -3)(x -5)< 0

x -3<0 and x -5<0

x< 3 and x< 5

In order to set premiums at profitable levels, insurance companies must estimate how much they will have to pay in claims on cars of each make and model, based on the value of the car and how much damage it sustains in accidents. Let C be a random variable that represents the cost of claims on a randomly selected car of one model. The probability distribution of C is given below.
C $0 $500 $1000 $2,000
P(C) 0.60 0.05 0.13 0.22
1. The expected value of C is:____.
a. $155
b. $595
c. $875
d. $645
e. $495
2. Which of the following is the best interpretation of the expected value E(C)?
a) If the company insures 10 cars of this model, they know they will incur 10xE(C) in costs.
b) The company must insure at least E(C) of these cars to make a profit.
c) If the company insures a large number of these cars, they can expect the variability in cost per car to average approximately E(C).
d) The maximum cost to the company for insuring this car model is E(C) per car.
e) If the company insures a large number of these cars, they can expect the average cost per car to be approximately E(C).

Answers

Answer:

$595

e) If the company insures a large number of these cars, they can expect the average cost per car to be approximately E(C).

Step-by-step explanation:

Given the distribution :

C $0 $500 $1000 $2,000

P(C) 0.60 0.05 0.13 0.22

Expected probability : E(C)

Σ[C * P(C)] = (0*0.60) + (500*0.05) + (1000*0.13) + (2000*0.22) = $595

Since the expected value could be interpreted as the average value of a random variable over a large Number of experiment or trials

someone please answer!!

someone please answer!!

Answers

Answer:

x=3; y=0

Step-by-step explanation:

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HeLp PliS AyUdA PoRfAVor

Answers

try posting more of the questions separate people will more likely click them

In a data distribution that is skewed left.

In a data distribution that is skewed left.

Answers

The median will be greater than the mean in a left-skewed distribution

We have,

In statistics, skewness is a measure of the asymmetry of a probability distribution around its mean.

A distribution is said to be skewed left if it has a long tail on the left side and the bulk of the data is on the right side.

When the data is skewed left, it means that the distribution is being pulled towards the left side.

This is because there are a few extreme values on the left side that are pulling the mean in that direction.

In contrast, the median is the middle value of the dataset, and it is not influenced by outliers.

For a left-skewed distribution,

The median will be greater than the mean because the mean is being pulled towards the left by the few extreme values.

In a data distribution that is skewed left, the mean will be less than the median.

This is because the mean is sensitive to outliers and is pulled towards the direction of the skewness, while the median is not affected by extreme values and is a more robust measure of central tendency.

Therefore,

The median will be greater than the mean in a left-skewed distribution

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Point V is on line segment \overline{UW}
UW
. Given VW=5x-4,VW=5x−4, UV=2x,UV=2x, and UW=5x,UW=5x, determine the numerical length of \overline{VW}.
VW
.

Answers

Answer:

Vw=6

Step-by-step explanation:

The numerical length of VW is 16 units.

What are Arithmetic operations?

Arithmetic operations can also be specified by adding, subtracting, dividing, and multiplying built-in functions. The operator that performs the arithmetic operation is called the arithmetic operator.

Operators which let do a basic mathematical calculation

+ Addition operation: Adds values on either side of the operator.

For example 12 + 2 = 14

- Subtraction operation: Subtracts the right-hand operand from the left-hand operand.

For example 12 -2 = 10

Given VW = 5x-4,

VW = 5x−4,

UV = 2x, and

UW = 5x,

By segment addition postulate:  UV + VW = UW

Substituting expressions given for each:

⇒ 2x + 5x − 4 = 5x

⇒ 2x = 4

⇒ x = 4

So, VW = 5(4) - 4

VW = 20 - 4

VW = 16

Hence, the numerical length of VW is 16 units.

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Cuántas veces cabe el 14 en el 350

Answers

Answer:

The answer of 350 divided by 14 is 25.

Step-by-step explanation:

PLEASE I NEED THIS ANSWER!!!

PLEASE I NEED THIS ANSWER!!!

Answers

Answer:

solid line, shading above line

Step-by-step explanation:

It is a solid line because there is a "greater than or equal to" symbol in the inequality.

By which rule are these triangles congruent?
A)
AAS
B)
ASA
C)
SAS
D)
SSS

By which rule are these triangles congruent?A)AASB)ASAC)SASD)SSS

Answers

Answer:

A. AAS

Step-by-step explanation:

In both triangles, the line mn and jh are congruent, the angles k and g are congruent, and h and m are congruent.

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Answers

Answer:

  62,400 J

Step-by-step explanation:

As the problem statement tells you, the work done to lift the mass is the product of the force applied and the distance the mass is lifted. Here, the force decreases as the height of the mass increases.

Setup

For x meters of exposed cable, the force required to lift it is 3x newtons. The force required to lift the object is 1500 newtons, so the total force required to lift the masses an incremental distance (dx) is (3x +1500) newtons.

The work done lifting the mass that distance is the product of force and distance. The total work done is the integral of the incremental work over the total of distance lifted:

  \(\displaystyle W = \int_0^{40}(3x+1500)\,dx\)

Solution

The value of the integral is ...

  \(\displaystyle W=\left.\left(\dfrac{3}{2}x^2+1500x\right)\right|_{x=0}^{x=40}=40\left(\dfrac{1}{2}(3\cdot40)+1500\right)=62\,400\qquad\text{joules}\)

The work done to lift the cable and weight is 62,400 joules.

__

Additional comment

One reason for writing the integral evaluation this way is to demonstrate that the total of work done is that required to lift the weight (1500 N, 40 m) and that required to lift the center of mass of the cable (120 N, 20 m).

This will generally be the case for "disappearing mass" or "increasing distance" problems. Pumping from a pool is a similar kind of problem with a similar kind of solution.

Effectively, you're doing work on the center of mass of the system, moving it from its initial position to the top of the building.

Find the area 20 points!

Find the area 20 points!

Answers

\(A_{\triangle}=\dfrac{1}{2}\cdot 12\text{ in}\cdot 4\text{ in}=24\text{ in}^2\\\\A_{\square}=12\text{ in}\cdot 9\text{ in}=108\text{ in}^2\\\\A_{\text{Figure}}=A_{\triangle}+A_{\square}=24\text{ in}^2+108\text{ in}^2=132\text{ in}^2\)

Answer:

132

Step-by-step explanation:

First calculate the area of the triangle, Triangle area formula is 1/2 B x H meaning we'd have to do 4 x 12 which gives us 48. Then we half 48 and get 24. We then calculate the area of the rectangle which is L x W so we do 9x 12 and get 108 we add the two numbers and get 132.

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