Could anyone please help me with these questions? PLEASE show all the work and I'll give u the brainiest.
1. A circle has a diameter from (8,2) to (0,2). Find the coordinates of the center of the circle and find the area. Use 3.14 as pi.
2. An amusement park just build a brand new Ferris wheel. But the Ferris wheel rolled 4 revolutions before coming to stop. The diameter of the Ferris wheel is 520 feet. What's the area of the circle? <----I'm not sure what was the question at the end I'm sorry but I think it was that.

Answers

Answer 1

Answer:

2. 212264

Step-by-step explanation:

Area of circle: 3.14(r^2)

we need to divide the 520 in half first

520/2 = 260

Now we do the equation!

3.14(260^2)

We get 212264 as our final answer :)

Havea great day!!

Please rate!!

Answer 2
I’m going to answer for 1

Since it’s 8,0 and 0,2 that means that the mid point is 4,1. You find the mid point because it’s the middle of the circle since the diameter would go from one point of a circle to another

The distance of the diameter is 8.25units
To find that you would do (x2-x1) which would equal -8 and (y2-y1) which would equal 2. -8^2 would be 64 and 2^2 would be 4. 64+4=68. The square root of 68 is about 8.25. 8.25 divided by 2~4.13

Now the area
A=pi*r^2
=3.14*4.13^2
=3.14*17.1
=53.7units2

So the coordinates of the center of the circle are (4,1) and the area of the circle is 53.7units2

Related Questions

a group of 20 tourists pay $160 to go on a swamp tour if the cost per person stays the same how much will the tour cost 30 tourists?

$ 180

$ 200

$220

$240

Answers

Answer:

$240

Step-by-step explanation:

20 = $160;

10 = $80

* 3 = 30 =$240

The answer is $240 because 160/20 = 8. That means $8 per person and the you do 8•30 which gets gets u 240.

Please help me


A triangle with vertices A(2, -2), B(-1, -1) and C(0, 2) is reflected across the y-axis and then dilated by a factor of 3 with the origin as the center of dilation.
What is the x-coordinate of the A''?
-2
2
-6
-4

Answers

Answer:C-6

Step-by-step explanation:(2,-2) reflected over X would be (-2,2). Then dilate by 3 which you multiply by 3. So -2 x 3 = -6.  

Hope it helps !

how do i do this! i need help fast!

Answers

The answer is irrational

20 hm = m

3,412 mm = km

0.25 m = mm

590 mg = g

75cm = m

12.5 m = km

8,808 cm = km

20 hm = mm

1,235g = kg

12 decimeters = dm
deka

20 L = mL

13.6 mL = L

Answers

Answer:

Step-by-step explanation:

20 hm = 2000 m

3,412 mm = 0.003412 km

0.25 m = 250 mm

590 mg = 0.59 g

75cm = 0.75 m

12.5 m = 0.0125 km

8,808 cm = 0.08808 km

20 hm = 2000000 mm

1,235g = 1.235 kg

12 decimeters = 0.12 dam

20 L = 20000 mL

13.6 mL = 0.0136 L

Hope this helps :)

Answer:

See below.

Step-by-step explanation:

Let's review the metric prefixes used in this problem:

m = 1/1000

h = 100

c = 1/100

k = 1000

da (deca) = 10

20 hm = 20 × 100 m = 2,000 m

3,412 mm = 3412/1000 m × 1 km/(1000 m) = 0.003412 km

0.25 m = 0.25 m × 1000 mm/m = 250 mm

590 mg = 590 mg × 1 g / (1000 mg) = 0.59 g

75 cm = 75 × m/100 = 0.75 m

12.5 m = 12.5 m × 1 km / 1000 m = 0.0125 km

8,808 cm = 8,808 cm × 1 m / 100 cm × 1 km / 1000 m = 0.08808 km

20 hm = 20 × 100 m × 1000 mm/m = 2,000,000 mm

1,235 g = 1,235 g × kg/(1000 g) = 1.235 kg

12 dm = 12 dm × 1 m / 10 dm × 1 dam / 10 m = 0.12 dam

20 L = 20 L × 1000 mL/L = 20,000 mL

13.6 mL = 13.6 mL × 1 L /  1000 mL = 0.0136 L

What is

(\frac{-7c}{p3})^-4[/tex]

without negative exponents

Answers

Can you take a pic of it because it shows as copy and paste

help, question is below :)))

Answers

28,900 x 26.3 = 760,070 employees

I’m pretty sure this is the answer but please tell me if it’s not!

Answer: 109886 employees

Step-by-step explanation:

26.3% of x = 28900

  x = 28900 / 26.3%

  x = 28900 / 0.263

  x = 109885.932

*Rounded to the nearest whole integer

  x = 109886

I need a quick answer please, I will give Brainliest

Answers

Answer:

Percent: 140, 275, 0.08

Fraction: 16/25, 1 2/5, 2/25

Decimal: 0.64, 12.5, 0.125, 2.75

Step-by-step explanation:

0.08 = 8%

can you help me on this please

Answers

Answer:

1.25 or 5/4

Step-by-step explanation:

If g = 5/6 then the expression would be 5/6 + 5/12 and the answer for the expression reduced is 5/4 and in decimal form is 1.25

It’s telling you that g is 5/6 right. So you will just need to plug that in and you have 5/6+5/12 the total will be 1 & 1/4 or 1.25

HELP FAST DUE IN LITERALLY 3 MIN!!!!!!!!!!!!!!!!!!!!!!!

Answers

Answer:

62 units²

Area of full rectangle:

L * B(8+3) * (4+6)11 * 10110

Area of not shaded:

6 * 848

Area shaded:

110 - 4862

In your own words define “reciprocal” and describe how to find the reciprocal of a fraction. Use 3/6 as an example in your explanation.

Answers

Answer:

reciprocal- flipping the denominator and numerator

Step-by-step explanation:

3/6 as a reciprocal is 6/3 just simply flip the numbers

Answer:

reciprocal- flipping the denominator and numerator

Step-by-step explanation:

How do I solve this fraction 2/5×5/9?

Answers

You times the numbers across 10/45

Answer:

2/5 x 5/9 = 10/45

Simplified: 2/9

Good Luck! I hope this helps! :)

i cant figure it out 50 ÷ 3.79

Answers

Answer:

13.1926121372

Step-by-step explanation:

Use a calculator

PLEASE HELP!
A triangular sign has a 45 degree angle angle and a 52 degree angle. Describe how you could find the 3rd angle of the sign

Answers

Answer:

83

Step-by-step explanation:

X + 52+45=180

X=180-97

So, x= 83


-note sorry for getting the question wrong it is now fixed.

Answer:

83

Step-by-step explanation:

triangles are 180º
45 + 52 = 97
180 - 97 = 83

A family makes gumbo to serve during a Jazz Fest. The gumbo recipe requires twice as many cups of chopped tomatoes as diced onions. Which expression can be used to represent the number of cups of diced onions based on the number of cups of chopped tomatoes, t?

Answers

Answer:

2t

Step-by-step explanation:

Answer:

2t

Step-by-step explanation:

hope this helps :)

please answer this asap and please show work.

Answers

So it is C because when you use rise over run, then you just look at the line were the line crosses trough the caskets and then you see that rise is 1 and run is two so it is 1/2 but if you convert the fraction into a decimal, the. It will be 0.5. The b is we’re the line goes trough the y-axis. So y=1/2+4 but you have to convort it into a decimal and it will be C y=0.5x+4. You welcome

help me pls thank you

Answers

Answer:

[tex]216^3[/tex]

Step-by-step explanation:

l*w*h

[tex]6*3*12=216^3[/tex]

Answer: 216

Step-by-step explanation: LxWxH = 12 x 3 = 36 x 6 = 216

Did this help u?

Which of the following measures would produce TWO possible triangles?

two sides of 4 cm and 7 cm with an angle of 54° not between those two sides
two sides of 4 cm and 7 cm with an angle of 54° between those two sides
three angles: 62°, 34°, and 84°
three sides: 4 cm, 7 cm, and 9 cm

Answers

Answer:

The two possible measures tobproduce a ️ are ''Three angles: 62, 32°, and 84°" & "Three sides: 4cm, 7cm, and 9cm"

The triangle is formed by two sides of 4 cm and 7 cm with an angle of 54° between those two sides

What is a Triangle?

A triangle is a plane figure or polygon with three sides and three angles.

A Triangle has three vertices and the sum of the interior angles add up to 180°

Let the Triangle be ΔABC , such that

∠A + ∠B + ∠C = 180°

The area of the triangle = ( 1/2 ) x Length x Base

For a right angle triangle

From the Pythagoras Theorem , The hypotenuse² = base² + height²

if a² + b² = c² , it is a right triangle

if a² + b² < c² , it is an obtuse triangle

if a² + b² > c² , it is an acute triangle

Given data ,

Let the triangle be represented as ΔABC

Two sides of 4 cm and 7 cm with an angle of 54° between those two sides would produce two possible triangles.

This is because if the angle is between the two sides, the two sides can be positioned in two different ways to form two distinct triangles, whereas if the angle is not between the two sides, only one triangle can be formed.

The other measures listed do not provide enough information to determine if there are one or two possible triangles.

Hence , the triangle is solved

To learn more about triangles click :

https://brainly.com/question/16739377

#SPJ2

I will give brainliest
!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

Answers

Answer:

C

Step-by-step explanation:

Always start with x so E is above the 3 and is in line with the 2

and do the same with F and G

Answer:

C

Step-by-step explanation:

Korina's window store made a mosaic for the community center. The mosaic had a 7 × 7 array of different color square tiles. If each tile is 1 3/4.what is the area in a mixed number

Answers

Step-by-step explanation:

[tex]1 \frac{3}{4}[/tex] converts to 1.75

7*1.75=12.25

12.25*12.25=150.0625

150.0625=[tex]150 \frac{1}{16}[/tex] square units

Answer:

150.0625= square units

Ste-by-step explanation:

converts to 1.75

7*1.75=12.25

12.25*12.25=150.0625

150.0625= square units

a cast member is selling balloons on main street. he has 4 princess balloon, 5 blue mickey balloons and 1 red mickey balloon. he sells 1 balloon and then another (no replacing). find the probability of selling one blue balloon followed by another blue balloon.

Answers

Answer:

hee-hee!

Step-by-step explanation:

We first have to find how many possible outcomes there are.

We find that out by seeing how many types of balloons are in total.

4 + 5 + 1 = 10

There are 10 possible outcomes.

We then see how many favorable outcomes there are.

There are 5 blue mickey balloons.

That means 5/10 or 1/2.

Then we subtract 1/10 from 5/10.

5/10 - 1/10 = 4/9

We lower the denominator by 1 because the total possible outcomes are also lowered by one.

The probability of the cast member selling another blue balloon after selling the first one is 4/9.

hope this helps :)

Jake has 900 cm³ of material. He uses 14.5 cm³ to make a right triangular prism. He wants to make a second prism that is a dilation of the first prism with a scale factor of 4.
How much more material does Jake need in order to make the second prism?

Select from the drop-down menu to correctly complete the statement.

Jake needs an additional (13.5, 28, 42.5)
cm³ of material to make the second prism.

Answers

Jake needs an additional 42.5 cm³ of material to make the second prism.

Amount of material available

Since Jake has 900 cm³ of material and he uses 14.5 cm³ to make a right triangular prism. The amount of material available to make the second prism is V = 900 cm³ - 14.5 cm³

= 885.5 cm³

Scale factor

Now, the second prism is gotten by ditaion of the first prism by a factor of 4.

Since we have volume, (scale  factor)³ = volume of second prism/volue of first prism

Volume of second prism

So, volume of second prism, V' = (scale factor)³ × volume of first prism = 4³ × 14.5 cm³ = 928 cm³

Amount of material more needed

So, the amount of material more needed to make the second prism is V"' = V' - V = 928 cm³ - 885.5 cm³

= 42.5 cm³

So, Jake needs an additional 42.5 cm³ of material to make the second prism.

Learn more about amount of material here:

https://brainly.com/question/26671861

Answer:

42.5 cm³ for K12

HELP ASAP!!! DUE IMMEDIATELY!!!
3. Find Each Angle Measure. you only need to say the answer and on which one. I will be giving extra points to those who answer and answer legitimately

Answers

Answer:

Angle ABD is 16 degrees and Angle DBC is 74 degrees

Step-by-step explanation:

Question 6. x+9+11x-3=90. 12x+6=90 -6 on both sides and 12x=84 divide each side by 12 and x= 7 angle ABD is x+9 so 7 +9= 16. Angle measure of ABD is 16 degrees. Measure of angle DBC is 11x -3 so 11 times 7=77. 77-3= 74. So the measure of angle DBC is 74 degrees and this answer is right because they both add up to be 90 degrees. Hope this helped! :)

simplify 5 1/2 - 2 3/4

Answers

Answer:

1

Step-by-step explanation:

5/2-6/4

5/2-3/2

5-3/2

2/2

1

Answer:

Exact form is =11/14 decimal form is =2.75

Step-by-step explanation:

there are different ways to answer but here are two answers

Which scenarios can be represented by a ratio of 4 : 5 ?

Answers

4 girls to 5 boys would be an appropriate scenario

There are  8 apples and 10 oranges in a basket.  In this scenario, we can see that ratio of apples to oranges is 4:5.

What is the ratio?

The ratio can be defined as the number that can be used to represent one quantity as a percentage of another. Only when the two numbers in a ratio have the same unit can they be compared. Ratios are used to compare two objects.

A ratio is a fraction that may compare part to whole or part to part. For example, suppose in a class, the ratio of boys to girls is 4 to 5. It means that the number of boys divided by the number of girls is a fraction that, in its simplest form, equals 4 over 5.

Same as there are 8 apples and 10 oranges in a basket. this is also represented perfectly in terms of ratio.

Therefore, In a basket, there are 10 oranges and 8 apples. We can observe that the ratio of apples to oranges in this situation is 4:5.

Learn more about ratios here:

brainly.com/question/13419413

#SPJ2

Find the area of the figure.

Answers

The answer is 900
A= L x W
30x30=900
The answer: 546.75

EXPLANATION:
You’ll subtract the area of the semi circle with the area of the square.
The area of the semi circle is therefore 353.25ft
And the area of the square is 900.
Subtract and you’ll get ur answer!
Ps: use 3.14 instead of 22/7 cus 30 ain’t divisible by 7 :)))

What is the area of a parallelogram with a base of 0.80 cm and a height of 0.45 cm (to the nearest hundredths)?
A) 0.18 cm2
B) 0.36 cm2
C) 0.72 cm2
D) 1.25 cm2
Please Help/ ayuda

Answers

Answer: B

Explanation: Area of Parallelogram = Base X Height (A of P = b•h)

A of P = 0.80cm X 0.45 cm
=0.36cm2

Answer:b

Step-by-step explanation Explanation: Area of Parallelogram = Base X Height (A of P = b•h)A of P = 0.80cm X 0.45 cm=0.36cm2

1+1 (FYI It's a Riddle)

Answers

Answer:

2?

Step-by-step explanation:

1?
If you think about it-

WILL GIVE BRAINLIEST AND 30 POINTS TO THE FIRST ANSWER
5 to the power of 2 + 2 to the power of 2?

Answers

Answer:

I think your answer would be 29

Step-by-step explanation:

first 5 to the second power basically 5x5 so that equals 25,than 2 to the second power is 4(2x2) 25+4=29

It would be 29, because 5 to the second power is 25, and then you would add that to the 2 to the power of 2 which is 4. 25+4=29

Brainliest! Please answer quickly!
___________________________

Answers

Answer:

N = 85

Step-by-step explanation:

(236 + 542)+N = 863

778 + N = 863

N = 863 - 778

N = 85

Answer:

N=85

Step-by-step explanation:

(236 + 542) + N = 863

Go in order of PEMDAS (Parantheses, Exponents, Multiplication, Division, Addition, Subtraction)

236 + 542= 778

now we have

778+N = 863

(778 plus a number equals 863)

to find the number (N) we can subtract 778 from 863.

863-778=85

so,

N = 85

Hope this helps! Please let me know if you need more help, or if you think my answer is incorrect. Brainliest would be MUCH appreciated. Have a great day!

Stay Brainy!

Kallmekrish

tickets and two student tickets cost
$48. Three adult and two student
tickets cost $32. What is the cost for
each student ticket? What is the
cost for each adult ticket?

Answers

The adult tickets cost $8
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