If i already have the area of a circle which is: 197.2. how do i find the radius, diameter, and the circumference? please help me

Answers

Answer 1

Answer:

how you find it id dive the radius by the undercore of the problem

Step-by-step explanation:


Related Questions

Which situation can be represented by -85+85 choose all that apply

Answers

0 is most likely the answer. considering you didn’t add a picture or anything like that.

What is 2÷5/12?(pls help i rly dont wanna go to summer school)

Answers

Answer:

4.8

Step-by-step explanation:

Answer:

0.033 is the answer.

Step-by-step explanation:

2/5=0.4

0.4/12=0.033

Have a nice day!

I FOUND ANOTHER SCAMMER!!!

Answers

they're everywhere now

Answer:

wow okay. I just want points tbh

GIVING EVERYTHING IF CORRECT. No fake answers, you will be reported.

Answers

Answer:

the answer is 78.5 square units i think

Step-by-step explanation:

Answer:78.5 square units.

Explanation:

PLS HELP WILL GIVE BRAINLESS

Given 4 < a < 5, 2 < b < 4 Find: a / b

Answers

Answer:

I hope this helps!

Step-by-step explanation:

4<a<5

2<b<4   multiply

4x2 < axb < 5x4

8<ab < 20

Answer:

1<a/b<2.5

Step-by-step explanation:

bro you're gonna give me brainless ://

We are given 4<a<5 and 2<b<4 and are asked to find a/b.

Since there is a wide range of values of numbers from 4 to 5 and 2 to 4, there is no definite answer to this. However, we can take the most extreme values here and write them on the opposite ends of the inequality.

For example, the lowest value here is >4/4 (>1) because that is the smallest value from the first inequality divided by the largest value from the second inequality. The other extreme is the biggest value possible, which is <5/2 (<2.5).

Given these extremes, we can now rewrite the inequality.

(smallest value)<a/b<(largest value)

1<a/b<2.5

Which expression below has the same value as
6
9?​

Answers

Which expression below has the same value as

6

9?​

Answer:

answer is c no because 9 power six so, we have to write 9 number 6 times

PLZ GIVE BE BRAINLIEST ANS+THANKS :(

Answer:

C,

Step-by-step explanation:

Hey there the answer is C  9x9x9x9x9x9 i did it 6 times because the exponent was 6

Nathan bought 12 books for a total of $60. At this rate, what is the cost of 4 books?

I NEED THIS SOON PLEASE I'M BEGGING!!!!!

Answers

Answer:

$20

Step-by-step explanation:

divide 60÷12 =5 gives the cost of one book

multiply 5×4=20

what is the midpoint of the line segment with endpoints(-5.5,-6.1) and (-0.5,9.1)?​

Answers

Answer:

Formula = (x1+x2 , y1+y2)

2. 2

Step-by-step explanation:

(-5.5 -0.5. ,-6.1+9.1)

2. 2

(-6. 3 )

2 , 2

m= (-3, 3 )

2

If x plus 3/4 = 1, then which point on the number line could be x?

Answers

X +3/4=1
X=1-3/4
X=1/4

Answer:

[tex]x = \frac{1}{4}[/tex]

Step-by-step explanation:

Step 1: Subtract [tex]\frac{3}{4}[/tex] from 1

[tex]1 - \frac{3}{4}\\\\= \frac{1}{4}[/tex]

Therefore, the point could be [tex]\frac{1}{4}[/tex]

Look at the image, HELP PLEASE.

Answers

Answer:

1/2

Step-by-step explanation:

Well, First let us find the amount of numbers in a die greater than 3.

Remember greater than 3 does not include 3.

We have 3 numbers, 4,5,6 that are greater than 3.

The probabilty of getting a rolling a number greater than 3 is 3/6.

The  probability of the coin landing on heads is 1/2.

BUT, the problem is only requiring for you to find the probabilty of rolling a dice greater than 3. (key words)

Which is 3/6 or simplified to 1/2.

Explain whether we would rather have the solution to 3x=7 expressed as a fraction or as a repeating decimal.
Choose the correct answer below.

A.It depends on the context. In most situations, is preferred as a solution. However, when talking about the unit price, we might prefer $2.33 or $2.34 as a solution.

B. The repeating decimal 2.3 is preferred as a solution under any circumstances.

C.The fraction 7/3 is preferred as a solution in every situation.

D. Both 7/3 and 2.3 repeating decimal are preferred as solutions because they are equivalent.

Answers

Answer:

A

Step-by-step explanation:

While fractions are more exact, it will always depend on the scenario. You aren't going to give the amount of money something is as a fraction, that will always be a decimal. However, in most math circumstances, fractions can get more straight to the point since there is no such thing as a truly repeating fraction.

Find the median for this data set:
23, 34, 35, 37, 41, 43, 43
The median is

Answers

Answer:

37

Step-by-step explanation:

37

Thirty percent of credit card holders carry no monthly balance, while 70% do. Of those card holders carrying a balance, 30% have annual income $20,000 or less, 40% between $20,001 - $50,000, and 30% over $50,000. Of those card holders carrying no balance, 20%, 30%, and 50% have annual incomes in these three respective categories.
a) What is the probability that a randomly chosen card holder has annual income $20,000 or less?
b) If this card holder has an annual income that is $20,000 or less, what is the probability that (s)he carries a balance?

Answers

Answer:

a) 0.27 = 27% probability that a randomly chosen card holder has annual income $20,000 or less.

b) 0.778 = 77.8% probability that (s)he carries a balance

Step-by-step explanation:

Conditional Probability

We use the conditional probability formula to solve this question. It is

[tex]P(B|A) = \frac{P(A \cap B)}{P(A)}[/tex]

In which

P(B|A) is the probability of event B happening, given that A happened.

[tex]P(A \cap B)[/tex] is the probability of both A and B happening.

P(A) is the probability of A happening.

a) What is the probability that a randomly chosen card holder has annual income $20,000 or less?

20% of 30%(carry no balance).

30% of 70%(carry balance). So

[tex]P = 0.2*0.3 + 0.3*0.7 = 0.06 + 0.21 = 0.27[/tex]

0.27 = 27% probability that a randomly chosen card holder has annual income $20,000 or less.

b) If this card holder has an annual income that is $20,000 or less, what is the probability that (s)he carries a balance?

Conditional probability.

Event A: Annual income of $20,000 or less.

Event B: Carries a balance.

0.27 = 27% probability that a randomly chosen card holder has annual income $20,000 or less

This means that [tex]P(A) = 0.27[/tex]

Probability of a income of $20,000 or less and balance.

30% of 70%, so:

[tex]P(A \cap B) = 0.3*0.7 = 0.21[/tex]

The probability is:

[tex]P(B|A) = \frac{P(A \cap B)}{P(A)} = \frac{0.21}{0.27} = 0.778[/tex]

0.778 = 77.8% probability that (s)he carries a balance

PLEASEE, i’ve been struggling with this for a long time. What base and height should I use guys?! Pls dont you dare to scam me or you get a report

Ima mark brainliest ;-;

Answers

Answer:

3 height

7 Base

A triangle has base angles of 52.5 degrees each. What is the measurement of the third angle?

Answers

Answer:

75 degrees

Step-by-step explanation:

52.5+52.5= 105. 180-105= 75 degrees.

The Answer is 75 degrees

What is the answer to this problem?

Answers

Answer:

0.5 if rounded to the nearest tenth

Step-by-step explanation:

Lila plans to open an account with a deposit of $12,000. She plans to invest the money for 8 years in one of the following accounts:
An account that pays an annual simple interest of 7.5%, or
An account that pays 6% interest compounded annually.
If Lila invests in the account that will earn her more interest over these 8 years, how much interest will she earn?

Answers

9514 1404 393

Answer:

  $7200

Step-by-step explanation:

The amount of simple interest can be found from ...

  I = Prt . . . . . . . where principal P is invested at annual rate r for t years

__

The amount of compound interest can be found from ...

  I = P((1 +r)^t -1) . . . . . same variable definitions

__

The amount of simple interest earned is ...

  I = 12000·0.075·8 = 7200

The amount of compound interest earned is ...

  I = 12000(1.06^8 -1) ≈ 7126.18

In this scenario, the simple interest account earns more interest. If Lila chooses that one, the amount of interest earned is $7200.

Patricia rode her bike at a constant rate of 0.3 kilometer per
minute. Which table represents y, the number of kilometers
Pamela rode her bike in x minutes?
A
Number of
Minutes, x
Number of
Kilometers, y
Number of
Minutes,
Number of
Kilometers, y
5
03
5
0.1
10
03
10
02
15
0.3
15
0.3
20
03
20
0.4
D
Number of
Minutes,
Number of
Kilometers, y
Number of
Minutes,
Number of
Kilometers,
5
15
5
53
10
3.0
10
1013
15
45
15
153
20
GO
20
203

Answers

Answer:

C

Step-by-step explanation:

Solve this simultaneous equation x+2y=11
x-2y=1

Answers

Answer:

Equation 1,

[tex]x + 2y = 11[/tex]

Equation 2,

[tex]x - 2y = 11[/tex]

Take equation number 2.

[tex]x - 2y = 11 \\ x = 11 + 2y[/tex]

Substitute 'x' in Equation number 1.

[tex]x + 2y = 11 \\ 11 + 2y + 2y = 11 \\ 11 + 4y = 11 \\ 4y = 11 - 11 \\ 4y = 0 \\ y = \frac{0}{4} \\ y = 0[/tex]

y = 0.

So x,

[tex]x = 11 - 2y \\ x = 11 - 2(0) \\ x = 11 - 0 \\ x = 11[/tex]

x = 11.

Answer:

using elimination method multiply both equations by 2...then subtract equation 2 from 1

Complete this table. FRACTION DECIMAL PERCENT 3. (a) 0.6 (b) (99) 4. (a) (b) 5% (99)​

Answers

Answer:

for number 3 fraction is ⅗ and percentage is 60%

for number 4 the fraction is 1/20 and the decimal is 0.05

Step-by-step explanation:

hope it will help

should I show the working?

1. Consider the surface area of the pyramid shown.

(a) Draw a net for the pyramid. Label all sides with measurements.
(b) Write an expression for the surface area of the pyramid and then find the surface area.

Answers

a) ...
I don’t how to do but b) I know

b) ________________
/ (10 ✖️10)-(1.5 ✖️1.5)
\/. =9.887

(3✖️3)+4(1/2✖️3 ✖️9.887)
=9+59.322
=68.322
Answer is 68.322
I think
Also sorry I didn’t do a) because I really don’t how to do so...

Answer:

i am also trying to figure out a

Step-by-step explanation:

I need help please. I need the the discount and selling price. Thank you

Answers

15% of $2.15 is 0.3225
And 2.15-0.3225 is $1.83
So the discount is 0.3225
And the selling price is $1.83

Please help !
Find a.
Round to the nearest tenth:
27 cm
102
28
a = [? ]cm
Law of Sines: sin A
sin C
sin B
b
a
A=?

Answers

Given:

In the given triangle the measure of two angles are 102 degree and 28 degrees and the sides of the triangle are a, 27 cm, c.

To find:

The value of a.

Solution:

Let the given triangle be ABC, such that,

[tex]m\angle B=28^\circ[/tex]

[tex]m\angle C=102^\circ[/tex]

[tex]b=27\ cm[/tex]

Using angle sum property of triangles, we get

[tex]m\angle A+m\angle B+m\angle C=180^\circ[/tex]

[tex]m\angle A+28^\circ+102^\circ=180^\circ[/tex]

[tex]m\angle A=180^\circ-28^\circ-102^\circ[/tex]

[tex]m\angle A=50^\circ[/tex]

According to the Law of Sines:

[tex]\dfrac{\sin A}{a}=\dfrac{\sin B}{b}[/tex]

[tex]\dfrac{\sin 50^\circ }{a}=\dfrac{\sin 28^\circ }{27}[/tex]

[tex]\dfrac{27\times \sin 50^\circ }{\sin 28^\circ}=a[/tex]

[tex]\dfrac{27\times \sin 50^\circ }{\sin 28^\circ}=a[/tex]

[tex]a\approx 44.06[/tex]

Therefore, the value of a is about 44.06 cm.

Please help if your good at area!! This is math btw

20 points

Answers

Answer:

AI = 3.25in

IH = 4.2in

Area = 23.025in

Step-by-step explanation:

the length of AI =CD+EF+GH

AI=1.3+0.75+1.2 INCH

AI=3.25 INCHES

the length of IH= 9 INCH - 4.8 INCH

=4.2 INCH

THE AREA OF THE VISIBLE SIDE OF THE MODEL = AI+IH+GH+GF+EF+DE+CD+AB+BC

3.25+4.2+1.2+4.8+0.75+4.8+1.3+2.8875+2.8875 INCH

=26.075

PLZ GIVE ME BRAINLIEST+THANKS

ACCEPT MY EFFORT :(

A convex polyhedron has 18 edges and 4 more vertices than faces. How many faces does the polyhedron have?

Euler’s formula: V + F = E + 2

8
12
14
16

Answers

Answer:

8 faces

Step-by-step explanation:

F = # faces

4 + F + F = 18 + 2

2F + 4 = 20

2F = 16

F = 8

Answer:

8

Step-by-step explanation:

got it right on test

Please see attached pic

Answers

Answer:

D is the correct answer.

Step-by-step explanation:

-Subtract final value by start value

-Divide by start value

-Multiply by 100

Answer:

33%

Step-by-step explanation:

Which phrase is a description of 7t-3?

Answers

Seven times t minus 3

Find the surface area of each figure to the nearest tenth.


Answers

Answer:

A≈471.24 is the surface area of the cylinder

58m^2 is the surface area of the triangular prism

Step-by-step explanation:

Solution

A=2πrh+2πr2=2·π·5·10+2·π·52≈471.2389

Triangle area formula

area = 0.5 * b * h , where b is the length of the base of the triangle, and h is the height/altitude of the triangle.

4(2.5)+8(6)

10+48=58m^2

Hope this helped!!!

Mr. Shand had $59.75 in his bank account, but then he bought some new ties and some pancakes. After the purchase, he was in debt $75.10. Which of the following rational numbers best shows the change in Mr. Shand’s account balance?
STEP BY STEP EXPLINATION PLEASE!

Answers

Answer:

Ok so first he bought the road and pancakes with means he speant 134.85 dollars which mean he out himself in the negatives after he bought the his items

Help please I’ll give extra points

Answers

You have the right answer
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