What is the radius of a circle if the area is 314.2?

Answers

Answer 1

Answer: about 10.

Step-by-step explanation:

314.2= 3.14r^2

100.01= r^2

radius is about 10.


Related Questions

what is the radius of 484​

Answers

Answer:

radius can't be found of a number. radius is used for geometry. If it is the area of circle, soln is below

Step-by-step explanation:

πr²= 484

r² = 484×7/22

r²=22×7

r = √154

r= 12.409 ans

What is the 12th square number?

Answers

Answer:

144

Step-by-step explanation:

the 12th square number is

12² = 144

The square number answer is 144

(a) Use the scale to change 40 kilometres to miles.

Answers

Answer:

24.85 miles40 Km is 24.85 miles

SE TIENE 45 NIÑOS Y 35 NIÑAS. DE LOS CUALES 60 VIVEN EN EL DISTRITO DE BREÑA. SI EL 30% QUE NO VIVEN EN BREÑA SON MUJERES. ¿QUÉ CANTIDAD SON VARONES?

Answers

Answer:

14 son varones

Step-by-step explanation:

Primero tenemos que sumar la cantidad de niños y niñas para saber cuantos hay en total

45 + 35 = 80

60 de ellos viven en el Distrito de Breña entonces los descontamos del total

80 - 60 = 20

Esto nos dice que 20 NO viven en Breña. Si 30% son mujeres quiere decir que el resto 70% son varones. Asi que multiplicamos los 20 por 70% en formato decimal que seria 0.70

20 * 0.70 = 14

Finalmente, podemos ver que 14 son varones viviendo fuera de Breña

A hot air balloon went from an elevation of 5,717 feet to an elevation of 3,388
feet in 34 minutes. What was its rate of descent?
The rate of the descent was
feet per minute.

Answers

Answer:

68.5 feet per minute

Step-by-step explanation:

rate of descent = feet / minute

First you need to find how many feet it has descended:

beginning altitude- ending altitude = total feet descended

5717 feet - 3388 feet = 2329 feet

To figure out the rate of decent we will divide

2329 feet / 34 minutes = 68.5 feet per minute

The hot air ballon descended 68.5 feet per minute for 34 minutes.

please help me find the value of x

Answers

Answer:

[tex]10 \sqrt{3} [/tex]

Step-by-step explanation:

Given Question,

To find the value of x.

Solution:

According to Pythagoras Theorem-

[tex] {20}^{2} = {10}^{2} + {x}^{2} [/tex]

[tex] = > 100 + {x}^{2} = 400[/tex]

[tex] = > {x}^{2} = 400 - 100[/tex]

[tex] = > {x}^{2} = 300[/tex]

[tex] = > x = \sqrt{300} [/tex]

[tex] = > x = 10 \sqrt{3} [/tex]

Result:

Hence, the required value of x is

[tex] 10\sqrt{3} [/tex]

In ΔMNO, the measure of ∠O=90°, ON = 65, MO = 72, and NM = 97. What is the value of the tangent of ∠M to the nearest hundredth?

Answers

Answer:

what year is this work

Step-by-step explanation:

I don't know sorry. what to help.

Answer:

Therefore the value of tangent of ∠m is .9°.

BEST ANSWER GETS BRAINLIEST, THANKS ON ANSWER, AND THANKS ON YOUR PROFILE!

Answers

Answer:

1st one

Step-by-step explanation:

spinner colours: green, blue, red

card colours: purple, green

possible outcomes:

green + purple

green + green

blue + purple

blue + green

red + purple

red + green

Answer:

A.

Step-by-step explanation:

Match the table units.

If you look at each inside cell, it matches what your result is.

Hope this helps. Have a nice day.

(Make sure that each cell matches with each color.)

Write the equation of a line that is
1
parallel to the line y =1/2
X-3 and passes

through the point (4, 6)?

Answers

Answer:

y = 1/2x + 4

Step-by-step explanation:

If it's parallel, then the slope will remain the same.

To find the y-intercept, you have to plug the coordinates into the equation.

y = 1/2x + b

6 = 1/2 (4) + b

6 = 2 + b

4 = b

2(length + width). What is the perimeter, in units, of a rectangle of length fraction 1 over 3 unit and width fraction 1 over 2 unit?

Answers

Answer:

1 and 2/3

Step-by-step explanation:

If

length = 1/3     and width= 1/2

then the equation will look like this,

2(1/3+1/2)

1/3+1/2= 5/6

2(5/6)= 1 and 2/3

Find the measure of the arc or angle indicated
Find the measure of angle PQR
a) 248°
b) 53°
c) 65°
d) 72°​

Answers

The answer to the question is C to the question

Nikki has $10 to buy snacks. She buys 2 candy bars that are $0.79 each, and she buys a pa
cookies that cost $3.89. How much did she spend in all on snacks?

Answers

Answer:

$5.47

Step-by-step explanation:

You multiply 2 by 0.79. Then you add that result (1.58) to 3.89 and you get your answer.

Can someone help me out ??

Answers

Answer:

x = 3

LP = 3.5

Step-by-step explanation:

JK and LK are chords of the circle each of 7 units long.

Therefore,

JK = LK

Equal chords are equidistant from the center of the circle.

So,

PS = NS

4x - 6 = 6

4x = 6 + 6

4x = 12

x = 12/4

x = 3

LP = LK/2 ( Perpendicular dropped from the center of the circle to the chord bisects the chord)

LP = 7/2

LP = 3.5 units

write the equivalent ratio for 8 : 14

Answers

Answer:

Step-by-step explanation:

8/14: 4/7, 16/28, 32/56

All solid objects conduct heat although some are better conductors than others in this sentence what's part of speech does the word although mean?
adjective
preposition
adverb
conjunction
helpp

Answers

what solid objects conduct here although some are better conductors and others in the sentence what’s the part of the speech does the world although mean?

I got you :) The answer is an Adjective ! you could also search up what these words mean to help you find your answer but i already told you it’s an adjective lol have a great day

SOMEONE HELP! I'M DESPERATE!

Answers

Answer:

They are because the triangles corresponding sides and angles are all equal

[the angles and length are the same (length)]

Answer:

They are congruent by the SAS theorem. Line AC is corresponding to line ZX. Angle C is corresponding to angle Z. Line CB is corresponding to ZY.

Step-by-step explanation:

Plz mark as brainliest if this helped! Have a nice day!!!

-Lil_G

will give brainliest! number 4 it’s the pythagorean theorem

Answers

Ok so Here is the answer

a sign in front of a roller coaster say '' you must be 40 inches tall to ride" what percentage of 54 inches of this is?

Answers

The 54 percentage of 40 inches is 21.6 inches

A rectangular prism is shown.
5 in.
4 in.
12 in.
What is the surface area of the rectangular prism?

Answers

Answer:

21 would be the correct aswer

Step-by-step explanation:

8*1,000,000+8*1/1,000,000

Answers

Answer:

Step-by-step explanation:

8000000

Hope that helps!

Answer:

8000000.00001

Step-by-step explanation:

there ya go

6. Three consecutive integers add up to 51. What are these integers?

Answers

Answer: 16,17,18

Step-by-step explanation:

(x)+(x+1)+(x+2) = 51

x+x+x+1+2=51

3x+3=51

3x=51-3

3x=48

x=16

x+1 = 17

x+2= 18

Answer:x = 16x + 1 = 17x + 2 = 18Step by step Explanation:

Let, the three consecutive integers be x, x+1 and x+2.

[tex] \star \: \underline{\frak{ \purple{According \: to \: the \: question \orange{,}}}}[/tex]

[tex] \longrightarrow \: \: \pmb{ \sf{x + (x+1) + (x+2) = 51}}[/tex]

[tex] \mapsto \: \: \: \sf{3x + 3 = 51}[/tex]

[tex]\mapsto \: \: \: \sf{3x = 51 – 3}[/tex]

[tex]\mapsto \: \: \: \sf{3x = 48}[/tex]

[tex]\mapsto \: \: \: \sf{x =  \frac{48}{3} }[/tex]

[tex]\mapsto \: \: \: \sf{x = 16}[/tex]

° the integers are :

x = 16x + 1 = 17x + 2 = 18

_____________________________

kara opens a savings account with $500 she makes no changes to this account for 2 years her account has a compound interest rate of 3% per year, compounded annually. what will be the total amount in the account at the end of the 2 years

Answers

Answer:

I'm pretty sure it's $560

Step-by-step explanation:

Have a good day!

Express this as a difference: 7+3
Plz explain If you do you will get brainlyes

Answers

10 because if you 3 with 7 I will make 10




Did I blow your mind so hit that heart button

Answer:

7-(-3)

Step-by-step explanation:

The answer is 7-(-3).

You're subtracting (-3) from 7.

7-(-3) = 7+3 because -(-3) = 3.

Jordan went to shelter to adopt a dog. There were 10 brown dogs and 10 black dogs. Jordan picked a dog, went home, then decided he wanted to go back and adopt another dog. What is the probability that he picked two black dogs?

Answers

Answer:

The probability is less likely and 2/20

Please mark me as brainliest.

10/38 is what i think it is

What is the answer to -3x-(1-x)=-15

Answers

Answer:

x = 7

Step-by-step explanation:

- 3x - (1 - x)= -15

-3x - 1 + x = -15

-2x - 1 = -15

-2x = -14

x = 7

Help plz if anybody know the answer

Answers

Answer: x^2+29x+39

You would first have to set up an equation, which would be ((2x+9)⋅(x+6))-((x-5)⋅(x-3)) to find the area of both rectangles.

Then you can simplify it, which gives us 2x^2+21x+54-(x^2-8x+15)

Then simplify it even more which gives us 2x^2+21x+54-x^2+8x-15

Then we can get our answer: x^2+29x+39

Hope that helps :)

A cylinder has a base radius of 7 inches and a height of 3 inches. What is its volume in cubic inches, to the nearest tenths place?
I’m bad at math.

Answers

Answer:

This the ans

Step-by-step explanation:

V

461.81

in³

Answer:

Formula for Volume of Cylinder = pi x r^2 x h

Volume = 3.14159 x 7^2 x 3

Volume  = 461.81373 in^3

Volume  = 461.8 in^3


1 Find the three rational numbers equivalent to each of the following rational number:-
i) -2/5
ii) 3/7​

Answers

Step-by-step explanation:

the three rational numbers equivalent to each of the following rational number:-

i) -2/5=-4/10,-6/15 and -8/20.

ii) 3/7=6/14,9/21_and 13/28

Select all of the ordered pairs that are solutions to the system

Answers

Answer:

(0,0)

(2,2)

(0,1)

Step-by-step explanation:

All of these points lie inside

143 inches = ________ a) 14 feet 3 inches b) 13 feet 9 inches c) 12 feet 2 inches d) 11 feet 11 inches

Answers

Answer:

D. 11 feet 11 inches

1 foot= 12 inches

143/ 12 = 11 11/12

Answer:

D) 11 feet and 11 inches

Step-by-step explanation:

First we know that there is 12 inches in a foot. So let's start with a.

14 inches x 12 inches (one foot) is 168 inches (so it's not this one:)

13 inches x 12 inches is 156 inches (It's not this one either)

12 inches x 12 inches is 144 inches (not this one)

11 inches x 12 inches is 132 inches (so it could be this one, let's add the remaining inches).

132 + 11 inches = 143 inches.

(Notice I didn't add the remaining inches on A, B, or C because the number of inches was already too much. I did on D because the number of inches was below the given number of 143.

Hope this helps!!

Have a wonderful day!!

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