Can someone plz help me on this one

Can Someone Plz Help Me On This One

Answers

Answer 1

For the perimeter use the formula 2x3.14xr

step 1: divide the 20 by 2

step2:multiply 3.14 by the qoutient of the division

step3:divide again by 2

For the area the formula is 3.14 x r x r

the r is the qoutient on step one

step 1: multiply both Rs

step2: multiply the 3.14 by the product of step one.

and you are done i hope it helps you


Related Questions

You spin the spinner once.
What is P(3)?

Answers

Answer:

You spin the spinner once. What is P(3)? Answer : 8%.

What is the average rate of change for this quadratic function for the interval from x = 0 to x = 2?

Answers

Answer:

8

Step-by-step explanation:

The average rate of change for this quadratic function for the interval from x = 0 to x = 2 is -2

What is a function?

A relation is a function if it has only One y-value for each x-value.

The average rate of a function f(x)  from x=a to x=b is given as:

= f(b)-f(a)/b-a

Clearly we are asked to find the average rate of change from x=0 to x=2.

i.e. a=0 and b=2

Also, from the graph it could be observed that:

f(0)=1

and f(2)=-3

=f(2)-f(0)/2-0

=-3-1/2

=-4/2

=-2

Hence, the average rate of change for this quadratic function for the interval from x = 0 to x = 2 is -2

To learn more on Functions click:

https://brainly.com/question/30721594

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Joe deposits $2500 in a savings account that pays 5% compounded interest semiannually . What is his balance after one year.

Answers

Answer:

here is your answer.....

Step-by-step explanation:

given,

principal (p)= 2500

rate (r)= 5%

time(t)= 1 yrs

now,

(from above photo it continue)

Answer:

$2626.56

Step-by-step explanation:

Formula:

[tex]AV=PV(1+\frac{i}{n})^{nt}\\2500(1+\frac{.05}{2})^{2*1}\\2500(1.025^2)=2626.5625[/tex]

which rounds to

2626.56

At a carnival, there are 30 children and 18 adults.

What fraction shows the ratio of children to the total number of people at the carnival

PLZ HELP

Answers

30/48 i’m pretty sure... it says total number of ppl at the carnival so i added 18 to 30

what is the value of an that makes the equation to 5m×(5^-7)^m=5^12​

Answers

Answer:

I think the answer is 11 because 244140625/(5^3*5^(-2)*5^11)

m=11

[tex] \huge \bf\pink{a} \purple{n} \pink{s} \purple{w} \pink{e} \purple{r}[/tex]

[tex]5m = 60 \\ m = \frac{60}{5} = 12[/tex]

can someone please help me get the steps right ????

Answers

Yes zoom in a little for me

For Matt’s birthday, he can take up to five friends with him to the movies. The cost per person for the movie and snacks is $21.75. Which of the following is a reasonable range for this situation?

Answers

Answer:

{21.75, 43.50, 65.25,87,108.75,130.50}

Step-by-step explanation:

HELP WITH GEOMETRY SURFACE AREA, PAT ATTENTION TO THE DOUBLE SIDED RADIUS!!

Answers

Answer:

Half of 3 is 1.5(new radius)

1.5^2 = 2.25

2.25 x 3.14 = 7.065

7.065 x 2 = 14.13(area of two circles)

2 x 3.14 x 1.5 = 9.42

9.42(circumference)  x 4(height) = 37.68(area of lateral)

Add the given areas:

37.68 + 14.13 = 51.81 cm2 is your answer.

49 × 66 + 49 × 34 = 49 × ( ____+ _____)​

Answers

Answer:

49×66+49×34 = 49× (66+34)

Answer:

49×66+49×34 = 49× (66+34)

Step-by-step explanation:

i’ll give brainliest:) help thanks

Answers

Answer:

A

hope this helps

have a good day :)

Step-by-step explanation:

Answer:

A

Step-by-step explanation:

the other 3 arent right cause they arent shown in the dictionary enry

Help Please I will mark brainlist dont answer if you don’t know and no links.

Answers

Answer:

63

Step-by-step explanation:

Answer:

its A

Step-by-step explanation:

Find the probability of being below 514 if the mean of a normal distribution is 474 and the standard deviation is 32.

Question 13 options:

.8461


.8944


.1056


.1539

Answers

I think it is c not sure tho

Second option is correct. That is the probability of being below 514 with the mean  474  and standard deviation 32 is 0.8944.

What is normal distribution?

A function that represents the distribution of many random variables as a symmetrical bell shaped graph.

The normal distribution is a probability distribution, so the total area under the curve is always 1 or 100%.

What is z-score?

A z-score is a numerical measurement that describes a value's relationship to mean of a group of values.

Formula for calculating z-score

z = (x -μ)/σ

where,

z is standard score

x is observed value

μ is mean of sample

σ is standard deviation of sample

According to the given question

we have

x = 514

μ = 474

and

σ =32

therefore,

Z- score will be

Z = (514 -474)/32 = 1.25

So, the area under the normal distribution curve z<1.25

⇒ P(x<1.25) = P(Z<1.25) = 0.894

Hence, second option is correct one. That is, the probability of being below 514 if the mean of a normal distribution is 474and the standard deviation is 32 is 0.894.

Learn more about the probability under normal distribution here:https://brainly.com/question/15103234

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please help i keep getting the wrong answer and it’s due soon

Answers

Answer:

I think its 967.22 (2dp) I'm sorry if it's wrong

Step-by-step explanation:

use formula 2*pi *r

PLEASE HELP pls I know it’s the easiest thing I just could never understand this

Answers

Answer:

I think its 10 pls dont get mad at me if its wrong.

Step-by-step explanation:

if you see x and then 10 you can see they line up

Help me with C number please. Show me how did you do that. It’s due in 30 minutes.

Answers

I’m not 100% sure but isn’t it x2 +xy +y2?

Step-by-step explanation:

[tex]A = x^2-xy+y^2\\C =x^4+x^2y^2+y^4[/tex]

We will now divide C with A.

[tex]\frac{x^4+x^2y^2+y^4}{x^2-xy+y^2}[/tex]

Divide x^2, -xy, y^2. Remember that dividing exponents results in subtracting.[tex]x^4 / x^2 = x^2\\4 - 2 = 2[/tex]

So:

[tex]\frac{1}{x^2+xy+y^2}[/tex]

Mrs. Rios put a wallpaper border around the room shown below. She used 70 feet of wallpaper border. What is the unknown side length?

Answers

Answer: 16 feet

Step-by-step explanation:

Looking at the shape, one can notice that the unknown side can be found by adding the sides that are circled because they will give the same distance.

The length of the unknown side is therefore:

= 8 + 8

= 16 feet

can you please help me to understand the pythagorean theorem, and Trigonometry . i don't really understand it

Answers

Answer:

The Pythagoras theorem has three places namely; hypotenus, adjacent, and opposite

Answer:

Step-by-step explanation:

Pythagorean theorem will be applied to right triangles. The formula is a^2+b^2=c^2 where a and b represent the legs of the truss de c is the hypotenuse. Now let’s say I had a leg that was 4 inches and a second leg that was 8 inches. I would then have to try and find the hypotenuse. So plug it into the equation

4^2+8^2=c^2

Now 4 to the power of 2 is 16 and 8 is 64

16+64=c (note we got ride of the ^2 for the c)

So 80=c

Now what we want to do is take the square root of 80 since our c needs to be rooted. So the square root of 80 would be your answer.

Hope this helps

Oliver paid $21 for 6 t-shirts. Each shirt was the same price. What was the cost of 1 t-shirt?

Answers

Hope this helps

Answer: one t shirt cost $3.5

$21 divided by 6 = 3.5

Answer:

The cost of one t-shirt is $3.50

explanation :

21 ÷ 6

= 3.5

hey! i’ll give brainliest pls help.

Answers

Answer:

C) The fossil is between 10 million and 50 million years old.

Step-by-step explanation:

Since Layer B is located between Layer A and C, option C is the only reasonable answer because Layer A is 50 million years old and Layer C is 10 million years old.

[42
2
X Х
3
5 1 3 6
+1916 51
2,3
6

Answers

jxjxjxnxnxnnxnnxncncncxxnx

Skzkkxkxkfnzxnxnncnvnvnnv XMMMXMidjjcnfnndnmcmcmcmcmcmxmdnndjd

graph it please????????????

Answers

I graphed it for you.

ill give brainliest to the correct answer

Answers

Answer:

312 inches

Step-by-step explanation:

Surface Area = 2×(8×12 + 8×3 + 12×3) = 312 inches

Answer:

312

Step-by-step explanation:

(12x3)x2=72

(12x8)x2=192

(8x3)x2=48

72+192+48=312

Find the total surface area and volume of the figures below? ​

Answers

The total surface area and volume is I think 15

please answer this question​

Answers

Step-by-step explanation:

[tex]a) \: - \frac{3}{7} a \: \: \times \: - \frac{21}{15} b[/tex]

[tex] = \frac{ 3}{5} ab \: (ans)[/tex]

[tex]b) \: 3xy(5 {x}^{2} {y}^{2} - 4yz)[/tex]

[tex] = 3xy \times 5 {x}^{2} {y}^{2} - 4yz \times 3xy[/tex]

[tex] = 15 {x}^{3} {y}^{3} - 12x {y}^{2} z \: (ans)[/tex]

lily has a stamp collection .she has 54 more U.S stamps than foreign stamps . she has 652 stamps in all.
how many of each type of stamp does lily have? enter the answers in the box.

lily has ____ U.S . stamps and ____ foreign stamps.

Answers

Answer:

foreign stamps = 299

US stamps = 353

Step-by-step explanation:

Let number of foreign stamps be x.

Given she has 54 more U.S stamps than foreign , US stamps = x +54

Total stamps = US + Foreign

652 = x + 54 + x

652 - 54 = 2x

598 = 2x

x = 299

Triangle ABC is similar to triangle MNP.
15 POINTSSS!

Answers

[tex]\huge{ \mathfrak{  \underline{ Answer }\:  \:  ✓ }}[/tex]

The given triangles are similar, therefore their sides will be proportional.

[tex] \dfrac{7.5}{x} = \dfrac{6}{4} [/tex]

[tex]7.5 \times 4 = 6x[/tex]

[tex]x = \dfrac{30}{6} [/tex]

[tex]x = 5 \: \: cm[/tex]

_____________________________

[tex]\mathrm{ \#TeeNForeveR}[/tex]

Answer:

b .5 is the correct answer

solve: (x-3)(x+2)=0
answers:
3 and 2
3 and -2
-3 and -2
none of the choices are correct

Answers

Answer:

x=3          x=-2

Step-by-step explanation:

(x-3)(x+2)=0

Using the zero product property

x-3 =0   x+2 =0

x=3          x=-2

Answer:

3 and -2

Step-by-step explanation:

x -3 =0

x= 3

x+2 =0

x= -2

Which function describes the sequence 4, 12, 36, 108, ... for n = 1, 2, 3, 4...?

a) f(n) = 2" + 1

b) f(n) = 3n

c f(n) = (n − 1)2 + 3

d) f(n) = 4.3"-1

Answers

Answer:

d) f(n) = 4 . 3^(n-1)

______________

32000 )
bill there
13. Express each of the following recurring decimals as a fraction in its simplest
form
a) 0.8333
b) 0.373737
C) 0.321

Answers

GIVEN: The decimal numbers are given.

TO FIND: We need to find the fractions.

SOLUTION:

a) The decimal form is 0.8333

[tex]\frac{8333}{10000}\\[/tex]

b)The decimal form is 0.373737

[tex]\frac{373737}{1000000}[/tex]

c)The decimal form is 0.321

[tex]\frac{321}{1000}[/tex]

An arc of a circle is 3πm long, and it subtends an angle of 72° at the center of the circle. Find the radius of the circle.

Answers

Answer:

7.5 m

Step-by-step explanation:

circumference = 360/72 × 3π = 15π

so the radius of the circle =

15π / 2π = 7.5 m

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