find area of circle ​

Find Area Of Circle

Answers

Answer 1

Answer: 48

Step-by-step explanation:

plug in 4 for r and solve

Answer 2
I think it’s 50.24 cm if I’m not
Mistaking hope this helps

Related Questions

A number cube is labeled 1 through 6. What is the probability of NOT
rolling a 2?

Answers

Answer:

Step-by-step explanation:

each of the 6 number has a 1/6 chance of being rolled

 1       2       3      4      5       6

1/6     1/6    1/6    1/6    1/6    1/6

Every time the cube is rolled  there is a 6/6 chance of any number comes up

1/6  +   1/6  +  1/6 +   1/6 +   1/6  +  1/6   = 6/6     or  1  

What is the probability of NOT rolling a 2? Any other number

 1        2       3        4        5         6

1/6  +   0  +  1/6 +   1/6  +  1/6 +   1/6   =   5/6    or    0.8333

find the domain and range of relation of 3x + y =3​

Answers

Rewrite the equation in the slope-intercept form.

3x + y = 3

Subtracting -3x from both sides we get this:

y = -3x + 3

This is just a straight line.

Here, x can be any real number.

When x is any real number, the value of y is also any real number.

A straight line goes on forever in two directions. It really does not matter what number we select for x to find y.

Answer:

Domain is ALL REAL NUMBERS.

Range is ALL REAL NUMBERS.

Your math book may write the answer in interval notation:

Domain is (-00, 00); Range is (-00, 00).

Note:

-00 means negative infinity.

00 means positive infinity.

Still in some math books, the author(s) may decide to use set notation to express ALL REAL NUMBERS for the domain and range.

If so, we can also write the answer this way:

Domain = {x| x = ALL R}, where big R stands for real numbers.

Range = {y| y = ALL R}, where big R stands for real numbers.

Which property is demonstrated below?
a + b = b + a

Answers

Answer:

Commutative Property

Step-by-step explanation:

The word "commutative" comes from "commute" or "move around", so the Commutative Property is the one that refers to moving stuff around. For addition, the rule is "a + b = b + a"; in numbers, this means 2 + 3 = 3 + 2. For multiplication, the rule is "ab = ba"; in numbers, this means 2×3 = 3×2.

Answer:

Commutative property of addition

Step-by-step explanation:

Which of the following is an irrational number?
A. Vo
B. 73
C. 1.36
D. -0.19

Answers

Answer:

A

Step-by-step explanation:

Answer:

B

Step-by-step explanation:

root three is irrational

Nolan and Mia work at a dry cleaners ironing shirts. Nolan can iron 25 shirts per hour, and Mia can iron 35 shirts per hour. Mia worked twice as many hours as Nolan and they ironed 380 shirts between them. Determine the number of hours Nolan worked and the number of hours Mia worked.

Answers

Answer: Nolan worked 4 hours, and Mia worked 8 hours

Step-by-step explanation:

Step-by-step explanation:

Let x represent the number of hours Nolan worked.

Let y represent the number of hours Mia worked.

Mia worked twice as many hours as Nolan. This means that

y = 2x

Nolan can iron 25 shirts per hour, and Mia can iron 35 shirts per hour. Together, Nolan and Mia ironed 380 shirts between them. This means that

25x + 35y = 380 - - - - - - - - - - - - - -1

Substituting y = 2x into equation 1, it becomes

25x + 35 × 2x = 380

25x + 70x = 380

95x = 380

x = 380/95

x = 4

y = 2x = 2 × 4

y = 8

Which is the following functions is graphed below?​

Answers

Answer:

A.y=|x|+7

Step-by-step explanation:

your answer is A !!!!

PLEASEEEEEEEEEEEEEE HELPPPPPPP PLEASEEEEEE !!!!

Answers

Answer:

[tex]x=\frac{\sqrt{2}}{2}[/tex]

Step-by-step explanation:

The given triangle is an isosceles right triangle, meaning that the 45-45-90 triangle side rule applies. The 45-45-90 triangle side rule states that the two legs (sides that are adjacent to the right angle) are congruent, and the hypotenuse (the side opposite the rights angle) is equal to the leg times the square root of two. Using this property, one knows that the leg is equal to the hypotenuse divided by the square root of two. In this problem, the hypotenuse is equal to (1), and the leg is equal to (x). Therefore, one can say,

[tex]x = \frac{1}{\sqrt{2}}[/tex]

Rationalize the denominator,

[tex]\frac{1}{\sqrt{2}}*\frac{\sqrt{2}}{\sqrt{2}}\\\\\frac{\sqrt{2}}{2}[/tex]

Answer:

Step-by-step explanation:

a² + b²  = c²     look familiar?  it is the Pythagorean theorem

both side are the same length since both angles are the same some sort of Isosceles triangle rule I think    so side 1 = x   side 2 = x and  hypotenuse = 1

x² + x²  = 1²

   2x²   = 1

     x²   = 1/2

     x     =     √(1/2)      the denominator is  NOT rational in this FORM

     x    =    √1 / √2       multiple the numerator and the denominator by √2

     x    =    1 (√2) / (√2)(√2)

     x    =   √2 / √2²

     x    =   √2 / 2        finding a rational denominators means nothing

                                  just do more work and more typing for me,

                                  a silly MATH rule

   

  x = √2/2   =  0.7071        x = √(1/2)  = √(0.5)   =  0.7071   the SAME Number

 sorry, my rant of the day

What is the upper quartile of the box and whisker?

A. 70

B. 55

C. 40

D. 90​

Answers

Answer:

BBBBBBBBBBBBBBBBBBBB

A. 70 (it’s where the box ends for the Q3)

A metal bar has a mass of 960g and a volume of 120cm³. Find the density of the metal in the bar.

Answers

Answer:

Density = 8g/cm³

Step-by-step explanation:

Density = Mass/Volume

Given the following

Mass = 960g

Volume = 120cm^3

Substitute

Density = 960g/120cm^3

Density = 8g/cm³

Ms. Hernandez has $150.00 to spend on parking and admissions to the zoo. The parking will cost $15.00 and admission tickets will cost $9.00 per person, including tax. Determine the maximum number of people that she can bring to the zoo. *

Answers

give brainleist

The answer is Ms Hernandez can bring up to 6 people to the zoo.

x -  the number of people that she can bring to the zoo

The parking will cost $7: a = 7

Admission tickets will cost $15.50 per person: b = 15.50x

She can spend on parking and admission tickets $100:

a + b ≤ 100

a = 7

b = 15.50x

7 + 15.50x ≤ 100

15.50x ≤ 100 - 7

15.50x ≤ 93

x ≤ 93 / 15.50

x ≤ 6

Answer:

Ms Hernandez can bring up to 6 people to the zoo.

Step-by-step explanation:

x -  the number of people that she can bring to the zoo

The parking will cost $7: a = 7

Admission tickets will cost $15.50 per person: b = 15.50x

She can spend on parking and admission tickets $100:

a + b ≤ 100

a = 7

b = 15.50x

7 + 15.50x ≤ 100

15.50x ≤ 100 - 7

15.50x ≤ 93

x ≤ 93 / 15.50

x ≤ 6

hope this helps

Hi I need help with this hope someone has the answer.A triangular window is above the door to a café. The length of the base of the window is 12 feet, and the height is 10 feet

What is the area of the window?

Answers

Answer:

the answer is 60

Step-by-step explanation:

12×10=120

120÷2=60

Step-by-step explanation:

Sample Response: The height of the triangle will be twice the height of the rectangle. The area of a triangle is ½ bh and the area of a rectangle is bh. If the bases are the same, then the height of the triangle has to be double that of the rectangle in order to get the same area.

:) help out luvs!Thanks baes

Answers

Answer:

A = 3

B = 4

C = 6

D = 5

E = 2

F = 7

G = 1

Step-by-step explanation:

Hopes it helps!

a scuba diver dives down 70 feet down into the ocean. he then swims another 40 feet down what is the new elevation of the scuba diver

Answers

Answer:

-110

Step-by-step explanation:

-70 + -40 = -110

Arthur has 12 more marbles than Michael. Together, they have 48 marbles. Michael has 16 marbles while Arthur has 32 marbles. Is this correct? Justify your answer by indicating the equation to be used.

Answers

Answer:

no its not right bc authur has to have 12 mor and ha has 16 more not 12

Step-by-step explanation:

Answer:

this is false

Step-by-step explanation:

if arthur has 12 more marbles then michael that means that arthur has 28 marbles, NOT 32

Srry i couldnt find the correct answer but i hope this helped! And pls mark brainliest.

I’m working on circumferences,area,diameter and radius of circles and I need help to find/calculate and how to use the methods

Answers

Answer:

Circumference of a circle is 2 pie r

Area of a circle is pie r^2

Diameter is 2radius, that is radii makes up a diameter

Radius of a circle is half of the diameter

Please mark as brainliest

A refrigerator has a marked price of $5000. Mr. Jones bought it on hire purchase for $7500. What is the extra cost Mr. Jones paid as a percentage of the cash price? *

A) 66.6%
B) 33.3%
C) 50%
D) 75%​

Answers

The answer is C. 50% because 50% of 5,000 is 2,500 and 2,500+5,000= 7,500
50% because the 50% of 5000 is 2500 and 5000+2500=7500

You practice some free throws. During one practice, you make 48 baskets and you miss 12. What percent of the total shots did you make?

Answers

The answer is you made 80% of the shots.

FOLDER DURING THE PERIODMONDAY 01 MARCH 2012 F
Answer all Four Questions.
1. A watch was bought for $20,000 and sold for $23.000
(a) Calculate the profit (2 marks)​

Answers

Answer:

Step-by-step explanation: 20,000-23.000=3.000 i dont know if that helped

GEOMETRY. I will give brainliest

Answers

Given:

A figure of a circle. A secant and tangent of the given circle.

To find:

The correct equation.

Solution:

According the intersecting tangent secant theorem, the square of tangent is equal to the property of external segment of secant and the measure of the secant.

Using intersecting tangent secant theorem, we get

[tex]6^2=x(x+5)[/tex]

It can be written as

[tex]x(x+5)=6^2[/tex]

The required equation is [tex]x(x+5)=6^2[/tex].

Therefore, the correct option is B.

18% of 92, what is the estimation?

Answers

Answer:

16.56

Step-by-step explanation:

I hope this helps you mark me brainliest. Imma senior I need it.

Answer:

16.56

Step-by-step explanation:

Which of these is equivalent to 2.75?

A. 2 3/4
B. 2 2/5
C. 2 1/5
D. 2 3/25

Answers

Answer:

2 3/4

Step-by-step explanation:

2=2

.75= 3/4

Example 75 cents is equal to 3 quarters

[tex]2 \frac{3}{4} [/tex]

Because 2.75 =

[tex] \frac{11}{4} [/tex]

And

[tex] \frac{11}{4} = 2 \frac{3}{4} [/tex]

Plz I need help ASAP

Answers

Answer:

22

Step-by-step explanation:

5.50p=5.50x4=22

I hope this is the answer you're looking for! :)

I just edited it.

Find the equations of the two lines through the point (-5,5) which are at a distance of root 5 from the
origin.

Answers

Answer:

Step-by-step explanation:

hello : here is an solution

A dog walks due east 180 ft to a corner.
After turning through an angle of 81.5°,
the dog walks 329 ft. to the second
corner. Then the dog walks back
to the starting point.
What is the area of the triangle
formed by his path?
Area = [?] ft.2
Round to the nearest hundredth.

Answers

Answer:

Area = 29284.87 ft²

Step-by-step explanation:

I've drawn a triangle to depict the movement of the dog with the angle and dimensions.

From the attached triangle, we see that the starting point is C, the first point is A and the second point is B.

Let's find the third side from the image using law of cosine.

Thus;

b² = a² + c² - 2ac cos B

Thus;

b² = 180² + 329² - 2(180 × 329)cos 81.5

b² = 32400 + 108241 - 17506.55

b² = 123134.45

b = √123134.45

b = 350.91 ft

We calculate the area of the triangle using heron's formula.

Area = √(p(p − a)(p − b)(p − c))

Where p = (a + b + c)/2 = (180 + 350.91 + 329)/2 = 429.955 ft

Area = √(429.955(429.955 - 180)(429.955 - 350.91)(429.955 - 329)

Area = 29284.886 ft²

To the nearest Hundredth gives;

Area = 29284.87 ft²

Answer:

29284.76

Step-by-step explanation:

"you're welcome"

-Some Dude who is on Brainly

help me please..........


Answers

Answer:

oof thats hard

Step-by-step explanation:

-5 | 6n +15 | +2 = - 43

Answers

Answer:

n=-1 or n=-4

Step-by-step explanation:

-5/6n + 15/ = -45

/6n + 15/ = 9

square both sides to neutralize absolute value

/6n + 15/^2 = 81

36n^2 + 180n + 225 = 81

divide both sides by 9

4n^2 + 20n + 25 = 9

4n^2 + 20n + 16 = 0

divide both sides by 4

n^2 + 5n + 4 = 0

Factorize

(n + 1)(n + 4) = 0

therefore n = -1 or -4

Add the expression (-5x + 4) + -1 (x - 1)

Answers

-5x + 4 -x + 1

(-5x - x) + (4 + 1)

-6x + 5

Ayo fam, can I get a little help here

Answers

Answer:

1,2,3 have to equal 180 so 90+50 = 140 and 180 subtract 140 = 40 degrees for 1. 3 and 6 are the same and 1 and 4 are the same 4 is 40degrees

Please do I will mark you as brainliest

Answers

Answer:

Step-by-step explanation:

1/11 = 0.09090909

2/9 = .2222222222

1/10 is certainly between these two numbers.

1/10 is 0.1 which is larger (just) than 1/11 but a good deal smaller than 2/9

1/20 = 0.05 which is just bigger than 1/11 but much smaller than 2/9. There are many numbers that would fit between 1/11 and 2/9

Sadiq measured the dimensions of a 1 kg bag of sugar and found the length was 9.2 cm, the width was 6 cm and the height was 14.1 cm.

Calculate the density of the sugar in g/cm3

Answers

Answer:

[tex]d=1.28\times 10^{-6}\ g/cm^3[/tex]

Step-by-step explanation:

The mass of a bag of sugar, m = 1 kg = 0.001 g

Length of bag, l = 9.2 cm

Width of bag, b = 6 cm

Height of the bag, h = 14.1 cm

We need to find the density of the sugar bag.

Density = mass/volume

So,

[tex]d=\dfrac{0.001\ g}{9.2\times 6\times 14.1\ cm^3}\\\\d=1.28\times 10^{-6}\ g/cm^3[/tex]

So, the density of the bag is [tex]1.28\times 10^{-6}\ g/cm^3[/tex].

Other Questions
Consider the following correct implementation of the insertion sort algorithm.public static void insertionSort(int[] elements){for (int j = 1; j < elements.length; j++){int temp = elements[j];int possibleIndex = j;while (possibleIndex > 0 && temp < elements[possibleIndex - 1]){elements[possibleIndex] = elements[possibleIndex - 1];possibleIndex--; // Line 10}elements[possibleIndex] = temp;}}The following declaration and method call appear in a method in the same class as insertionSort.int[] arr = {4, 12, 4, 7, 19, 6};insertionSort(arr);How many times is the statement possibleIndex--; in line 10 of the method executed as a result of the call to insertionSort ? Which lines reveal the author's point of view about the search for life on other planets? 3x + 15x write. factorize Explain why the Cherokee, Chickasaw, Creek and Seminole wereconsidered civilized to the white settlers? Need help with 20! Have a nice day Where are most of the western cities? 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Find:- A) the net force on the object and B) the acceleration of the object Read the excerpt from the story Animals in the Zoo.It was time for Ryan's mom to examine the tamarins, so they headed to the Primate Discovery Center. They walked into the veterinarian's room so that his mother could examine the tamarins. The public wasn't allowed to see them until Ryan's mother had looked them over and made sure they were healthy. The room was white, very sterile, and looked like an operating room that you would see on TV. Ryan's eyes widened and a look of uneasiness crossed his face. He was scared, and his mother noticed right away."Don't worry, we won't be operating on the tamarins today. We are just checking their health and looking at their eyes, ears, and hands during this visit. We want to make sure they are healthy enough to be put into their enclosure," she said. Just then, a zoo employee brought in the two tamarins, and Ryan immediately understood why they were called cotton-top tamarins. They had white tufts of hair on top of their heads. The zoo employee told Ryan and his mom that these two tamarins were the first of many to come to the zoo. If these two stayed healthy and appeared to be happy in their enclosure, the zoo would be able to get even more tamarins to fill the exhibit which is why they wanted to make sure they had an expert come in to examine them.Read the excerpt from the story Winter Driving.As he came around a bend in the road, he could feel his tires slip and slide on the ice. But the ice wasn't his only problem. His eyes grew wide when he saw a small hill straight ahead. He scrunched his eyebrows as he concentrated on staying on the road. He worried for a minute since he was driving slowly and the ice on the road might prevent him from making it up the hill. He drove slowly until he got to the base of the hill. 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