The diameter of a circle is 4 m. Find its area to the nearest tenth.

Answers

Answer 1

Answer:

12.6m²

Step-by-step explanation:

radius=2

Area=π2²=12.6(1dp)

Answer 2
The guy above is right but didn’t round it off. It’s 13 instead of 12.6

Related Questions

Find the y-intercept of the line, Find the slope of the line and, Find the equation of the line.

Answers

Y-intercept: 4
Slope: 2/3
Equation: y=2/3x+4

Slope-Intercept Form: y=mx+b

Slope: m

HOW TO FIND m:

Rise/Run

4/6 (it can be simplified)

We get two thirds (2/3)

y-intercept: (b)

4

Equation: y=2/3x+4

I really hope it helps:)

- An Acellus Student

Plus a scientific fact:

We have 100 billion neurons in our brain:)

Redondear 492 a la decena más cercana

Answers

Answer: 500. porque 492

si es un numero mas que 5 lo pones mas

EJ. 450---> 460.

What is the area of the figure?
Enter your answer in the box.
in2

Answers

110^in2 is what I got

sin0=? cos0=? tan1=?​

Answers

Answer:

See explanations below

Step-by-step explanation:

Sin 0 = x

0 = arcsinx

Since 0 the angle is positive and lies in the 1st and second quadrant, sin 0 = 0 (in the first quadrant)

cos 0 = 1 (by punching the calculator)

tan 1 = 0.0174

All this values can easily be gotten directly from calculators

20=5y
Solve for Y

What would y be
No need to show to much work!!!!
Y’all are life savers

Answers

Answer:

y = 4

Step-by-step explanation:

20 = 5y

then divide both side by 5

20 ÷ 5 = 4

so y is 4

Select ALL the side lengths that make a right triangle. *
3,6,7
1,2,4
3,4,5
5,9,10

Answers

3,4,5 is correct

as we know that ,

3² + 4² = 5²

9 + 16 = 5²

25 = 25

hence . 3,4,5 is correct

Answer:

I'm pretty sure it's 3,4,5 but I'm not sure (is it in cm,mm etc?)

HELP, i’m really struggling and having a hard time

Answers

Answer:

G

Step-by-step explanation:

a paper balloon costs php7.50 what is the cost if i buy 6balloons?​

Answers

Answer:

45

Step-by-step explanation:

Basil has five numbered cards.

Two of the numbers are hidden. 4 9 9 ? ? 8

The mode of the five numbers is 8.

The mean of the five numbers is 6

c) Work out the two hidden numbers.

Answers

Answer:

The two hidden numbers are 8 and 1.

Step-by-step explanation:

Mean of a data-set:

The mean of a data-set is given by the sum of all its values divided by the number of values.

Mode of a data-set:

The mode of a data-set is the value that appears the most.

In this question:

4, 9, x, y, 8

Mode is 8 means that at least one of them must be 8, so i will say x is 8 and we have:

4, 9, 8, y, 8

The mean of the five numbers is 6

This means that:

[tex]\frac{4+9+8+y+8}{5} = 6[/tex]

[tex]29+y = 30[/tex]

[tex]y = 30 - 29[/tex]

[tex]y = 1[/tex]

The two hidden numbers are 8 and 1.

Arithemetric sequence 4,16,28,40,52

Answers

Answer:

-8 + 12n

Step-by-step explanation:

First term = a = 4

Common difference = d = second term - first term

                                 = 16 - 4

                                 = 12

Nth term = a + (n -1) *d

              = 4 + (n - 1)*12

              = 4 + n*12 - 1*12

               = 4 + 12n - 12

               = 4 - 12 + 12n

                = -8 + 12n

please help
Basic Radicals ​

Answers

Answer:

B

Step-by-step explanation:

[tex]( \sqrt{c})^{2}= \sqrt{c}* \sqrt{c}= \sqrt{c*c}= c\\[/tex]

Renee and Thomas live at the beach and collect seashells. The number of shells Renee collects on any given day, R, is approximately Normal with a mean of 58.2 shells and a standard deviation of 12.8 shells. The number of shells Thomas collects on any given day, T, is approximately Normal with a mean of 47.9 shells and a standard deviation of 11.5 shells. Assume the two random variables are independent of each other. What is the probability that on a randomly selected day the total number of shells collected by Renee and Thomas is 120 or more? 0.002 0.209 0.284 0.791

Answers

Answer: .209

Step-by-step explanation:

took the test

Which statement not true

Answers

I'm not sure because There isn't attached

A=201.062 cm²
radius=
diameter=

Answers

Answer:

Step-by-step explanation:

area of a circle = πr² = 201.062

r² =   201.062/π

r = √(201.062/π) ≅8 cm

d = 16 cm

Answer:

Radius =8

Diamter = 16

That's the answer

.

.

.

.

.

Please help me find the area of this polygon.

Answers

Answer:

28²

Step-by-step explanation:

area for square

4×4=16

area for triangle

6×2=12

12÷2=6(the formula for finding a triangle area is height×length after that divided by 2)

for both triangle

6×2=12

after that add 12+16 then you have the answer and don't forget your ²...

Elaina charged $83 on her credit card to buy groceries. If the
balance is now $294, what was the balance before she bought
groceries?

Answers

Answer:

211?

Step-by-step explanation:

I'm not sure if this is correct, but:

294-83=211.

Hope this helps! :)

The balance before she bought the groceries was $277.

What are mathematical operations?In mathematics, an operation is a function which takes zero or more input values (also called "operands" or "arguments") to a well-defined output value.There are five fundamental operations in mathematics: addition, subtraction, multiplication, division, and modular forms

Given is that Elaina charged $83 on her credit card to buy groceries. The balance is now $294.

The balance before she bought the groceries is -

294 + 83

277

Therefore, the balance before she bought the groceries was $277.

To solve more questions on addition, visit the link below -

https://brainly.com/question/29207465

#SPJ2

       

14=s/3 what does s equal​

Answers

you have to do the inverse of divide so multiply to find out a

14x 3= 42

S= 42
Answer:   s = 42

===============================================

Explanation:

To isolate s, we need to undo the division. We'll multiply both sides by 3

14 = s/3

3*14 = 3*(s/3)

42 = s

s = 42

-------

As a check,

14 = s/3

14 = 42/3 .... replace s with 42

14 = 14

We get the same thing on both sides, so this confirms we have the correct value of s.

Describe each polynomial expression by type and components based on the example shown.

3x2 + 2x
2x2 − 5x + 3
6x
Example: -4x2 + 9

This polynomial expression is a quadratic binomial, with a coefficient of -4 on the quadratic term, a constant term of 9, and no linear terms.

Answers

Answer:

1) [tex]3\cdot x^{2}+2\cdot x[/tex] - The polynomial expression is a second-grade binomial, with a coefficient of 3 on the second-grade monomial component and a coefficient of 2 on the first-grade monomial component.

2) [tex]2\cdot x^{2}-5\cdot x + 3[/tex] - The polynomial expression is a third-grade trinomial, with a coefficient of 2 on the second-grade monomial component, a coefficient of -5 on the first-grade monomial component and a coeffcient of 3 on the zero-grade monomial component.

3) [tex]6\cdot x[/tex] - The polynomial expression is a first-grade monomial, with a coefficient  of 6 on the first grade monomial component.

Step-by-step explanation:

1) [tex]3\cdot x^{2}+2\cdot x[/tex] - The polynomial expression is a second-grade binomial, with a coefficient of 3 on the second-grade monomial component and a coefficient of 2 on the first-grade monomial component.

2) [tex]2\cdot x^{2}-5\cdot x + 3[/tex] - The polynomial expression is a third-grade trinomial, with a coefficient of 2 on the second-grade monomial component, a coefficient of -5 on the first-grade monomial component and a coeffcient of 3 on the zero-grade monomial component.

3) [tex]6\cdot x[/tex] - The polynomial expression is a first-grade monomial, with a coefficient  of 6 on the first grade monomial component.

Answer:

3x2 + 2x

This polynomial expression is a quadratic binomial, with a coefficient of 3 on the quadratic term, a linear term with coefficient 2, and no constant.

2x2 − 5x + 3

This polynomial expression is a quadratic trinomial, with a coefficient of 2 on the quadratic term, a linear term with coefficient -5, and constant 3.

6x

This polynomial expression is a linear monomial with a coefficient of 6 on the linear term and no constant.

Step-by-step explanation:

plato answer

Which of the following is an example of polynomial function?​

Answers

Answer:

it's not showings the "following" part

Which measurement is closest to the area of the circle in square centimeters ? A. 31.4cm² B. 78.5cm² C.62.8² D.50.2cm²​

Answers

Answer: it’s a

Step-by-step explanation: took the test got it right

The required measurement closest to the area of the circle in square centimeters is 78.5cm². Option B is correct.

What is an area circle?

The area of the circle is given by the pie times square of the radius.

Area of circle = πr^2

Here,
Let the radius of the given circle be r = 5 cm
Area of the circle = πr²

Substitute the value in the above expression,
Area of the circle = π 5²
Area of the circle = 78.5cm²

Thus, the required measurement closest to the area of the circle in square centimeters is 78.5cm². Option B is correct.

Learn more about circle here:

brainly.com/question/11833983

#SPJ6

Pleaseee answer correctly !!!!!!!!!!!!! Will mark Brianliest !!!!!!!!!!!!!!!!!!!

Answers

Answer:

Find the variables first, you will have to find the segments by measuring between the whole degree which is, 180 degree.

Step-by-step explanation:

Multiply each side and divide the variable and you will find the answer for each side. Then, add all of them.

If f(x)=x+5, what is f-'(x)?

Answers

Step-by-step explanation:

Given

f(x) = x + 5

Let

y = f(x)

y = x + 5

Interchanging the roles of x and y we get

x = y + 5

y = x - 5

f^-1 (x) = x - 5

Hope it will help :)

Y = 4X+3 and y= 2X+7 solve by using substitution

Answers

Answer:

x=2  y=11

Step-by-step explanation:

math

You roll a number cube. What are the odds of getting a six.

Answers

The odds should be 1/6 because there are 6 sides and the goal is to get one of those 6 numbers

Graph the inequality x 2.

Answers

Answer:

2 CLOSED CIRCLE--------->

Step-by-step explanation:

closed circle on two and go the right

Answer:

--|--|--*--|--|--|--|--|--|--|--|

 0 1 2 3 4 5 6 7 8 9 10

Step-by-step explanation:

you would put a closed dot on 2 and make a line going right

The point P(3,4) is dilated by a scale factor of 5 and the center of dilation is the origin. What are the coordinates of P'?
P (____,___)

Answers

Answer:

P' (15, 20)

Step-by-step explanation:

P' ( 3×5, 4×5) = P' (15, 20)

6 -12=-6 - 12 = please help me

Answers

Answer:

-18

Step-by-step explanation:

6-12=-6-12=-18

Jason has 1/3 of a liter of milk. Jason divides the milk equally into 4 mugs of tea.

How much milk will Jason have in each mug?

Answers

Answer:

1/12 l

Step-by-step explanation:

Amount of milk = 1/ 3 l

No: of mugs = 4

Amount in each mug =  1/3 ÷ 4 = 1/3 x 1/4 = 1/12 l  

(Hope its right!)

Answer:

They will have 1/12 of a liter of milk on each mug because you are dividing 1/3 into 4 so the denominator is multiplied by 4

if i had 34567898754123179000364299964 cakes and i ate with my friends 276543234589986499 then how many do i have left?

Answers

Answer:

u have diabetes dawg

Step-by-step explanation:


Can you help me with number 8

Answers

Answer:

A. :)

Step-by-step explanation:

Brainly?

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