The diameter of a circle is 6 kilometers. What is the area?

d=6 km

Give the exact answer in simplest form.
square kilometers

The Diameter Of A Circle Is 6 Kilometers. What Is The Area?d=6 KmGive The Exact Answer In Simplest Form.square

Answers

Answer 1

Answer:

28.27 rounded orrrr 28.27433388 not rounded.

Step-by-step explanation:

area of circle=πr^2

radius=3 km

3^2=9

9*π

Answer 2

Step-by-step explanation:

Area of a circle = πr²

Radius (r) =1/2 Diameter

=60/2

=30km

Area = π x (30)²

= π x 900

= 2027km²


Related Questions

Five countries enter a race. The first three racers in order, Jamaica finished before Barbados, but behind Trinidad. Haiti finished before Guyana, but behind Barbados. Who won the Bronze (finished in 3rd place)?

Answers

Answer:

Barbados won the Bronze.

Step-by-step explanation:

The information indicates that Jamaica finished before Barbados, but behind Trinidad which means that Trinidad was the first one, then Jamaica and the third one was Barbados:

1. Trinidad

2. Jamaica

3. Barbados

Then, it indicates that Haiti finished before Guyana, but behind Barbados which indicates that Haiti was in 4th place after Barbados and  the last one was Guyana:

1. Trinidad

2. Jamaica

3. Barbados

4. Haiti

5.Guyana

According to this, the answer is that Barbados won the Bronze.

2 The table below shows the cost, s, to purchase p pounds of steak at a
local grocery store.
Cost of Steak
Number of
Pounds (p)
2.5
3.0
$23.98
$28.77
$33.57
$38.36
3.5
4.0
Which statement is true about the relationship shown in the table?
A The relationship is proportional, and the equation that represents this
relationship is s = 9.59 + p.
B. The relationship is proportional, and the equation that represents this
relationship is s = 9.59 + P.
The relationship is proportional, and the equation that represents this
relationship is s = 9.59p.
The relationship is not proportional.

Answers

Answer:

OMg whats there ikdd im tring

Step-by-step explanation: Im starting to solve it

A catering business purchased a light truck on April 5, 2019 to deliver breakfast

restaurants. The business paid $27,000 for the truck

Determine the total depreciation amount for 2020 assuming the taxpayer opted out of Sec. 179 and bos (if alable) in the your of pe In addition, assume all taxpayers use a calendar year tax period and that the property memmoned was the only property purchased a bey of acquisition. Use the appropriate depreciation table from your note sheet textbook where nocevary

OL None of the answers given here.

O $5,400

$8,640

OV $6,612

OV. $8,100

Answers

Using the appropriate depreciation table, MACRS 5 years, the total depreciation amount for 2020, assuming the taxpayer opted out of Sec. 179 in the year of purchase and other assumption, is B) $8,640.

What is depreciation?

Depreciation refers to the gradual expensing of a long-term asset.

Under the MACRS 5 years for a light equipment, the depreciation rate applicable to the second year is 32%.

The cost of the truck = $27,000

Purchase date = April 5, 2019

Depreciation rate = MACRS 5 years

Depreciation rate for the second year under the MACRS 5 years table = 32%

Depreciation amount for 2020 = $8,640 ($27,000 x 32%)

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anybody know how to do this or what to do

Answers

Correct answer is 32

Answer:

we know that 25% of something is = to 1/4 of something and we know 1/4 of that number is 8 so we have to do 8 plus 8 plus 8 plus 8 to get the answer or 8 times 4 which = 32

Step-by-step explanation:

The odds against drawing a face card out of a deck are 9:4. What is the probability of drawing a face card?

Answers

The probability of drawing a face card from a deck is 3/13 or approximately 0.23.

The odds against an event is defined as the ratio of the number of ways the event doesn't occur to the number of ways it occurs. In this case, the odds against drawing a face card from a deck are 9:4. So, there are 9 ways to not draw a face card and 4 ways to draw a face card.

The total number of cards in a deck is 52, and there are 12 face cards (4 jacks, 4 queens, and 4 kings). Therefore, the probability of drawing a face card is:

P(face card) = number of face cards/total number of cards = 12/52 = 3/13

We can check that this probability satisfies the given odds against:

9/4 = 9/(9+4) = 9/13

1 - P(face card) = 1 - 3/13 = 10/13

The odds against drawing a face card is the same as the probability of not drawing a face card, which is 10/13. Therefore, the odds in favour of drawing a face card can be calculated as:

odds in favour= (3/13)/(10/13) = 3/10

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please help, i will give brainilest.

Answers

Answer:

-36

Step-by-step explanation:

Answer:

i think x = 21

Step-by-step explanation:

What is the numerical coefficient in y=−6x−3

Answers

The numerical coefficient in y= -6x-3 is -6

decrease 1800 by 2 percent

Answers

Answer:

1764

Step-by-step explanation:

2% of 1800 = 0.02 * 1800 = 36

1800 - 36 = 1764

Answer: 1764

if u know what to do pls help

Answers

Answer:

I think it is 6.2 miles.

Step-by-step explanation:

Hope it's help you ❤️❤️❤️❤️❤️❤️❤️❤️❤️❤️❤️❤️❤️❤️

Answer:

6.2 miles

Step-by-step explanation:

10 kilometers=.62 miles

.62*10= 6.2 miles

i'm really stuck on this part. once i figure out how i'll mark brainliest (however you spell it).

Answers

just the first one 11 ........

Find the curvature k(t) of the curve r(t) = (-2 sin t)i + (-2 sin t)j + (-1 cost)k = 2sqrt2/(sqrt(8cost^2t+sin^2t)^(3/2))

Answers

The curvature k(t) of the Eequation r(t) =  (-2sint) i + (-2sint) j + (-cost) k will be [tex]\frac{2\sqrt{2} }{(8cos^2t + sin^2t)^{3/2}}[/tex]

Given r(t) = (-2sint) i + (-2sint) j + (-cost) k

We can clearly see that r(t) is a vector equation of t.

If r(t): R→R³ is a vector-valued function of a real variable with independent scalar output variables x, y & z

where, r(t) = {x, y, z}

Where x = (-2sint) , y = -2sint and z = -cost

We know that the curvature to be

|| r'(t) X r"(t) ||  /  ||r'(t)||³

This implies we need to find the determinant of the cross product of the derivative and double derivative of the equation r(t) for the numerator

r'(t) =  (-2cost) i + (-2cost) j + (sint) k

r"(t) =  (2sint) i + (2sint) j + (cost) k

hence we get || r'(t) X r"(t) || to be

[tex]\left|\begin{array}{ccc}i&j&k\\-2cost&-2cost&sint\\2sint&2sint&cost\end{array}\right|[/tex]

[tex]= \left|\begin{array}{ccc}-2cost&sint\\2sint&cost\end{array}\right| i - \left|\begin{array}{ccc}-2cost&sint\\2sint&cost\end{array}\right|j + \left|\begin{array}{ccc}-2cost&-2cost\\2sint&2sint\end{array}\right|k[/tex]

= -2i + 2j

Hence the magnitude will be

√(2² + 2²)

= 2√2 units

magnitude of r'(t) is

[tex]\sqrt{(2sint)^2 + (2sint)^2 + (cost)^2}[/tex]

= [tex]\sqrt{8cos^2t + sin^2t}[/tex]

Hence we get the curvature to be

[tex]\frac{2\sqrt{2} }{(\sqrt{8cos^2t + sin^2t})^3}[/tex]

simplifying this will give us

[tex]\frac{2\sqrt{2} }{(8cos^2t + sin^2t)^{3/2}}[/tex]

Hence the curvature k(t) will be [tex]\frac{2\sqrt{2} }{(8cos^2t + sin^2t)^{3/2}}[/tex]

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Correct Question

Find the curvature k(t) of the curve r(t) = (-2 sin t)i + (-2 sin t)j + (-1 cost)k

HELP NO LINKS NO FILES JUST ANSWERS DUE TODAY

Answers

Answer: From Figure A to Figure B it’s 1/2

Step-by-step explanation:

Count the squares around each triangle and then divide the larger number by the smaller one

How do you do these? I'm not sure on how to solve these and what to do to solve them.

Answers

Answer:

c) 59.6516 miles

d) 158.503 quarts, 64.3738 km

Calculate each unit price. Determine which is the best buy.
$1.25 for 6 oz.
$1.33 for 8 oz.
$1.50 for 12 oz.
$2.05 for 16 oz.

Answers

Answer:

1.50 for 12 ounces would be the best buy.

Step-by-step explanation:

We can calculate the unit price by dividing the price the the amount. In this case, we use ounces as our amount. Based on the calculations below, the best buy would be the 1.50 for 12 ounces as it has the lowest unit price.

1.25/6 = 0.208

1.33/8 = 0.166

1.50/12 = 0.125

2.05/16 = 0.128

!PLEASE ANSWER ASAP! VERY IMPORTANT! THANK YOU!!

An experiment compares weight of fish for two different brands fish food. Nacho Average Minos
fish food has a mean fish weight 10 lbs. and a standard deviation of 1.5 lbs. Impossible Minos fish
food has a mean fish weight of 12 lbs. and a standard deviation of 1 lb. A fish is measured to be
11.25 lbs. Which brand of fish food, Nacho Average Minos or Impossible Minos, is more likely to have
been used to feed this fish?

Answers

Answer:

Nacho Average Minos

Step-by-step explanation:

z=11.25-10/1.5 = 1.25/1.5 = 0.834

z=11.25-12/1 = -0.75/1 = -0.75

Vincent paints 75% of his statues. He paints 60 statues. How many statues does Vincent have in total?

Answers

Answer:

80

Step-by-step explanation:

Let the total number of statues be s.  Then 0.75s = 60, and s = (4/3)(60 statues) = 80

He has 80 statues total.

I need the answer quickly!
Please and Thank you!

Answers

Answer:

Option A

Step-by-step explanation:

Given expression = [tex] \frac{ - 1}{2} [/tex]

Lets multiply both numerator and denominator by -1.

[tex] = > \frac{ - 1 \times - 1}{2 \times - 1} [/tex]

[tex] = > \frac{1}{ - 2} [/tex]

Hence , Option A is the correct answer.

The length of a rectangle is 12 less than four times the width. The perimeter of the rectangle is 176 cm. What are the dimensions of the rectangle?​

Answers

45
35
28
36
Are the dimensions




interference is a property of a. light waves. b. sound waves. c. water waves. d. all of these e. none of these

Answers

Interference is a property of (d. All of these)

Interference is a property of ALL the given wave options, which are light waves, sound waves, and water waves.

Interference is the phenomenon of two or more waves combining to form a resultant wave of greater, lower, or the same amplitude.

When two waves meet at the same point at the same time, they either combine constructively (resulting in the formation of a wave of greater amplitude) or destructively (resulting in the formation of a wave of lower amplitude).

For instance, when two sound waves or light waves meet, they create a resultant wave whose amplitude is equal to the sum of the two original waves.

This is known as constructive interference.

On the other hand, when two waves meet and their amplitudes are in opposite directions, they produce a resultant wave whose amplitude is equal to the difference between the two waves.

This is known as destructive interference.

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two positive numbers x and y with maximum value 4 add up to 5. what is the difference between the maximum and minimum value of the product x^2y^3

Answers

The difference between the maximum and minimum value of x^2y^3 is determined by finding the product at the extreme values.

Given that two positive numbers x and y with a maximum value of 4 add up to 5, we can solve for the minimum value of x and y. Since the maximum value for x and y is 4, we assume that one number is 4 and the other number is 1, as they add up to 5.

Calculating the product x^2y^3 for these values, we have (4^2)(1^3) = 16. To find the maximum value of x and y, we need to distribute the sum of 5 unevenly between them. By assigning x = 1 and y = 4, we get (1^2)(4^3) = 64.

Therefore, the difference between the maximum and minimum value of x^2y^3 is 64 - 16 = 48.

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If the point (x,y) is in Quadrant IV, which of the following must be true?
x<0 and y>0
x>0 and y<0

Answers

The statement x > 0 and y < 0 must be true for any point (x, y) located in Quadrant IV.

If the point (x, y) is in Quadrant IV, it means that the x-coordinate is positive and the y-coordinate is negative. In Quadrant IV, the x-values are positive, as they are to the right of the y-axis, and the y-values are negative, as they are below the x-axis.

Therefore, the correct statement is:

x > 0 and y < 0.

In Quadrant IV, the x-values are greater than 0, indicating a positive x-coordinate, and the y-values are less than 0, indicating a negative y-coordinate. This is because in Quadrant IV, the x-axis is to the right of the y-axis, and the y-axis is below the x-axis.

Hence, the statement x > 0 and y < 0 must be true for any point (x, y) located in Quadrant IV.

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does anyone here know how to write negative 1 on there

Answers

Answer:

you fo to the fourth box on there and put - then go to the box after that and put 1

Step-by-step explanation:

sorry if im wrong

(- x * y) ^ 2 - 8x ^ - 7 * y ^ - 2

I need help fast!!!
What is the answer??

Answers

Answer:

answer is \/

Step-by-step explanation:

!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

Sam is practising free-throws in basketball. She has a 4/5 chance of scoring each time she shoots from the free-throw line. (You should assume that the probability of scoring for each shot is independent of the result of other attempts.) What is the expected value of the number of free-throws that Sam will score before her first miss? 4/25 What is the variance of the number of free-throws that Sam will score before her first miss?

Answers

Sam has a 4/5 expected value of scoring each time she shoots from the free-throw line.

How is this so?

This means that the probability of her missing her first shot is 1/5. The expected value of the number of free-throws that Sam will score before her first miss is therefore 1/(1/5) = 5.

The variance of the number of free-throws that Sam will score before her first miss is (1−p)/p²

, where p is the probability of success.

In this case, p=4/5, so the variance is (1−4/5)/(4/5)²

=16/25.

= 4/5

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If Lucy instead invested her $20,000 in an account with 5% simple interest,
how much would she end up with after 10 years?

Answers

Answer:

The 2009 Nobel Peace Prize was awarded to United States President Barack Obama for his "extraordinary efforts to strengthen international diplomacy and cooperation between people".

Step-by-step explanation:

The 2009 Nobel Peace Prize was awarded to United States President Barack Obama for his "extraordinary efforts to strengthen international diplomacy and cooperation between people".

What is the product of (3y^-4)(2y^-4)?

Answers

Answer:

6/ y^8

Step-by-step explanation:

The answer is 6/y^8

aye can someone help me i am confused??

Answers

Answer:

in the first one, the rule is y=2x+1

the second rule is y=x/2+1

sorry iont about the 3rd one

Step-by-step explanation:


please helpppp to find the answer would really appreciate it !

Answers

Answer:

the answer is in the attachment

Measure of the triangle

Answers

Answer: 30

Step-by-step explanation: Both of them are thirty because total angle adds up to 180 on a triangle

Answer: x= 30

Why? 180-120= 60 and 60/2 is 30
(You use 180 because all interior angles of a triangle add up to 180)

Hope this helps

The graph shows the height(t) of a model rocket t seconds after it is launched from the ground at 48 feet per second. Where is the height of the rocket increasing? Where is it decreasing?

A. The height of the rocket is always decreasing

B. The height of the rocket is always increasing

C. The height of the rocket is increasing when 0< t < 3 and decreasing when 3 < t < 6.

D. The height of the rocket is increasing when 3 < t< 6 and decreasing when 0 < t < 3

Answers

The height of the rocket is increasing when 0< t < 3 and decreasing when 3 < t < 6.

Option C is correct.

Increasing function:

From the graph,

It is observed that , In interval 0< t < 3 , slope of graph is positive. Therefore, the height of the rocket is increasing

It is observed that , In interval 3 < t< 6 , slope of graph is negative. Therefore, the height of the rocket is decreasing.

Therefore, option C is correct.

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