Find the surface area of the sphere with the given diameter or radius
d=8ft

Answers

Answer 1

Answer:

64π sq.ft. or ≈201.06sq.ft.

Step-by-step explanation:

use 4πr²   4π(4)² = 4π(16) = 64π sq.ft. or ≈201.06sq.ft.


Related Questions

In the first quadrant ,you start at 4,6 and move 3 units right and 1 unit down ,what point will u end up

Answers

Answer:

You end up at point (7,5).

Step-by-step explanation:

Starting point:

The coordinates of the starting point are: x = 4, y = 6.

So

(4,6).

Move 3 units right:

Moving 3 units right is adding 3 to the x-coordinate. So

x = 4 + 3 = 7

(7,6).

Move 1 unit down:

Moving 1 unit down is subtracting 2 from the y-coordinate. So

y = 6 - 1 = 5.

You end up at point (7,5).

Find two consecutive odd images interfere whose sum is 36
Which of the following equation could be used to solve the problem

Answers

Answer:

Step-by-step explanation:

The integers are: x, x+2

Them, x + x+ 2 = 36

2x +2 = 36

In circle A below, points B, C, and D lie on the circle, and mZBDC = 35".

Answers

Answer:

arcBC = 140degrees

Step-by-step explanation:

From the given digaram;

Angle at the center is twice angle at the circumference

Hence;

m<CAB = 2(m<CDB)

m<CAB = 2 * 35

m<CAB = 70degrees

Also;

m<CAB = 1/2 arcBC

70 = 1/2arcBC

arcBC = 70*2

arcBC = 140degrees

What is the tenth term of the sequence described by the rule?
A(n)=−9+5(n−1)

Answers

Answer:

46

Step-by-step explanation:

Replace n by 10 in the rule a(n) = -9 + 5(n - 1):

a(10) = -9 + 5(9) = 45 - 9 = 46

in new england 47% of the houses have a garage and 36% of the houses have a garage and a backyard what is the probability that a house has a backyard given that has a garage probs and stats

Answers

Answer:

The probability that a house has a backyard given that has a garage is 76.60%.

Step-by-step explanation:

Given that in New England 47% of the houses have a garage and 36% of the houses have a garage and a backyard, to determine what is the probability that a house has a backyard given that has a garage the following crossed multiplication must be performed:

47 = 100

36 = X

(36 x 100) / 47 = X

3,600 / 47 = X

76.5957 = X

Therefore, the probability that a house has a backyard given that has a garage is 76.60%.

Help plz:)))I’ll mark u Brainliest

Answers

Answer:

2,144.66 miles³

Step-by-step explanation:

v = (4/3)πr³

v = (4/3)π(8³)

v = 2,144.6605848506

Rounded

2,144.66 miles³

I got 17157.28 ,,,,,

Red Pontiac potatoes are
$5.00 per pound. If Jeremy wants to buy 14 pound, how much money will he spend?

Answers

70$. 14 multipled by 5= 70

Answer:

Step-by-step explanation: 14 * 5 = $70

ANSWER ASAP DONT SEND A FILE WHAT IS THE TRANSFORMATION????

Answers

translation then rotation

you slide the shape over (transformation) to get to 2 and then you turn the shape (rotation) to get to 3

Helppp!!!!!!!!!!!!!!!!!!!!!!!

Answers

Answer:

8 times 4

Step-by-step explanation:

Use the associative property. Because 3 is on the outside now, 8 and 4 have to be on the inside.

If this has helped please mark as brainliest

Answer:

D. 8x4

Step-by-step explanation:

How many thirds are equal to 2/6? please explain using an equation.​

Answers

Answer:

How many thirds are equal to 2/6?

1/3 = 1/3

2/6 = 1/3

3/9 = 1/3

4/12 = 1/3

Step-by-step explanation:

I hope that this answer helps you to understand your question more thoroughly. If you have any other questions, please put them below.  

Have a great rest of your day/night!

1 thirds

divide 2/6 by 2 and you get 1/3. or multiply 1/3 by two and you get 2/6.

y = 4/5x - 5


y = -5/4x - 5


y = -4/5x - 5


y = 4/5x + 5

Answers

Answer:

The answer is the 3rd one.

Y=-4/5x-5 is the answer.

prove that P(A∩B)=P(A)∩P(B) for all sets A,B.

Answers

Step-by-step explanation:

let,

p(A)={1,2,3,4}

p(B)={3,4,5,6}

p(AnB)={3,4}

now,

p{AnB)=P(A)nP(B){3,4}={1,2,3,4}n{3,4,5,6}{3,4}={3,4}

LHS=RHS. proved.

hope it helps.

stay safe healthy and happy.

A farmer wants to know the effect of using various amounts of fertilizer in relation to the yield of his crops. He subdivided a portion of his land into 10 separate, but essentially equal, plots. He divided the land so that all of the plots had equal exposure to sun, rain, and other environmental conditions. He randomly selected 2 of the 10 plots and spread 2 pounds of fertilizer over each of them. Then he randomly selected 2 of the remaining plots and spread 3 pounds of fertilizer over each of them. He continued with the last sets of plots in the same manner, spreading 4, then 5, then 6 pounds of fertilizer over each of them. Assume the conditions for regression inference have been satisfied. To construct the 90% confidence interval for the true slope of the population regression equation relating amount of fertilizer to yield.

Required:
How many degrees of freedom does the t-distribution have?

Answers

Answer:

Option b is correct answer

Step-by-step explanation:

The complete question is attached herewith

Solution

The equation of a line in given by

y=a +bx where

a is the Y- intercept and

b is the  slope

From the given piece of information, we can derive that

coefficient of intercept = 10.1  

coefficient of fertilizer= 1.150

Substituting the given values in above equation, we get -

y=10.1+1.150x

Option b is correct answer

Find the measure of the exterior angle.

Answers

Step-by-step explanation:

exterior angle

-> (4x + 6)° = x + 102°

3x = 102° - 6°

3x = 96°

x = 32°

4x + 6°= 4×32° + 6° = 128 + 6 = 134°

2x3 + 10x2 − 4x2y − 20xy Part A: Rewrite the expression by factoring out the greatest common factor. (4 points) Part B: Factor the entire expression completely. Show the steps of your work. (6 points)​

Answers

Answer:

[tex]2x(x-2y)(x+5)[/tex]

Step-by-step explanation:

Factor out any GCFs before proceeding!

[tex]2x(x^2+5x-2xy-10y)[/tex]

Split the parenthesis into two.

[tex]2x((x^2+5x)-(2xy-10y))[/tex]

Factor out GCFS of both again!

[tex]2x(x(x+5)-2y(x-5))[/tex]

Now that you have two matching equations, you can cancel one out!

[tex]2x(x-2y)(x+5)[/tex]

PLEASEEE HELP ME FIND THE SURFACE AREA

Will mark brainliest!!

Answers

Answer:

100.48

Step-by-step explanation:

Surface area of a cylinder = [tex]2\pi r^2+2\pi rh[/tex]

Where r = radius and h = height

We are given the diameter ( 4 cm ) and the height ( 6cm )

To convert diameter to radius we simply divide by 2 ( because radius = half the length of the diameter )

4 / 2 = 2 Thus, r = 2

Now we plug in the values of the radius and height into the surface area of a cylinder formula ( note we must use 3.14 for π as the question says to. not doing so can result in a wrong answer )

[tex]SA=2(3.14)(2^2)+2(3.14)(2)(6)\\2^2=4\\4*3.14=12.56\\12.56*2=25.12\\\\2*3.14=6.28\\6.28*2=12.56\\12.56*6=75.36\\\\75.36+25.12=100.48\\SA=100.48cm^2[/tex]

5/7+1/2 what the answer for this

Answers

[tex] \frac{5}{7} + \frac{1}{2} [/tex]

Taking the L.C.M,

[tex] \frac{10 + 7}{14} [/tex]

Adding them up,

[tex] \frac{17}{14} [/tex]

In mixed terms,

[tex]1 \frac{3}{14}[/tex]

Answer:

17/14 or 1³/14 is the answer

Please help!!!!! Will give brainleist

Answers

Answer:

Increasing: [tex](\infty, 0)\cup (1,\infty)[/tex]

Decreasing: [tex](0, 1)[/tex]

Concave Up: [tex](0, \infty)[/tex]

Concave Down: [tex](-\infty, 1)[/tex]

Step-by-step explanation:

Increasing intervals are intervals where the function is approaching positive infinity (upwards). Decreasing intervals are intervals where the function is approaching negative infinity (downwards). Concavity refers to intervals that resemble a parabola either opening upwards (Concave Up) or opening downwards (Concave Down).

HELP ME PLEASEEEEEEEEEEEEEEEE

Answers

Answer:

D im not sure but i hope its right

Step-by-step explanation:

You're right its the answer is C

Determine the smallest integer value of xx in the solution of the following inequality.
−3x+10≤5

Answers

Answer:

2

Step-by-step explanation:

-3x ≤ -5

if we divide for a negative number we have to change the sign of the inequality

x ≥ 5/3

5/3 = 1,666

so the nearest integer number is 2

Answer:2

Step-by-step explanation:

The pie chart shows the age distribution in a village of 120 people.
b)
a) How many of the villagers are over 60?
25 to 60
Over 60
b) What percentage of the villagers are
under 25?
Under 25

Answers

Answer:

5%

Step-by-step explanation:

A rectangular
pyramid and a rectangular prism have the same base measurements and
height measurements. If the volume of the prism is 30 cubic inches,
what is the volume of the pyramid? To check if you answer is
reasonable, think about which shape is bigger.

Answers

9514 1404 393

Answer:

  10 cubic inches

Step-by-step explanation:

The volume of of a prism is 3 times the volume of a pyramid with the same base area and height.

  pyramid volume = 1/3(prism volume)

  pyramid volume = (1/3)(30 in³) = 10 in³

PLEASE HELP 7TH GRADE MATH
BRAINLIEST-SHOWS WORK
PLEASE HELP
ANSWE 1 OR MORE AN WILL MARK BRAINLIEST 1 OR MORE

Answers

Answer:

[tex]2\pi \times r[/tex]

1. 2×3.14×80

=502.4 m

4. 90 pound on Earth weighs 34 pounds on Mars.

If it weighs 135 pounds on earth, it will weigh x pounds on Mars

=90×=135×34

=90x=4590

=x=4590÷90

x=51 pounds

So therefore it weighs 51 pounds on Mars.

Step-by-step explanation:

in question 4 you have to cross multiply

please help me solve this

Answers

Answer:

20.5

Step-by-step explanation:

By the Triangle Midsegment Theorem, the midsegment connecting the midpoints of two sides of a triangle is parallel to the third side of the triangle, and the length of this midsegment is half the length of the third side. Therefore, (1/2)FH ≡ IH, (1/2)HG ≡ HJ. Knowing that IJ = 8 gives you the presidence to solve for the perimeter.

help me im so lostttttttttttttttttttttttttttttttttttttttttttyytytytytyy

Answers

Answer:

First of all what are those white figure?

Answer: 36 cubic feet

Step-by-step explanation:

What is the value of ? x/10 = 2 O A. 5 O B. 8 O C. 12 OD. 20​

Answers

Answer:

x = 20

Step-by-step explanation:

x/10 = 2

Multiply each side by 10

x/10 * 10 = 2*10

x = 20

PLZ ANSWER Which one of these methods finds the volume of the given figure?

Answers

I think it's the second one on the top, because the dotted one is actually inside the bigger one and you can get a clear representation of the sizes.

Answer:

Top right

Step-by-step explanation:

(: htam

in order to maintain a healthy weight, an average dog that weights 17

Answers

Answer:

In order to maintain a healthy weight, an average adult dog that weighs 17 kilograms must consume 13 grams of dog food per kilogram of its body weight each day. A specialty pet store sells dog food by the cup, where 6 cups of dog food weighs 558 grams.

Hope this helps! Have a good day! :)

Evaluate 4y if y = 3

Answers

Answer:

12

Step-by-step explanation:

y = 3 so

4 × 3 = 12

The value of 4y at y=3 is 12.

What is Equation?

Equations are mathematical statements with two algebraic expressions flanking the equals (=) sign on either side.

It demonstrates the equality of the relationship between the expressions printed on the left and right sides. LHS = RHS is a common mathematical formula.

Coefficients, variables, operators, constants, terms, expressions, and the equal to sign are some of the components of an equation. The "=" sign and terms on both sides must always be present when writing an equation.

Given:

Expression : 4y

Now, we have to put y= 3

So, 4y

= 4(3)

= 12

Hence, the value of 4y at y=3 is 12

Learn more about Equation here:

https://brainly.com/question/10413253

#SPJ2

yo anyone wanna tlk (fhvbhfud)

Answers

Sure Wssp how was your day and what did you do today
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