IMPORTANT PLEASE I NEED NOW:Find the area of each face of the cube whose volume is 729 cm

Answers

Answer 1

Answer:

81

Step-by-step explanation:

square root of 729= 9

9×9=81

Answer 2

Answer:

Step-by-step explanation:

Formula of Volume= [tex]a^{3}[/tex] - a = side

Therefore since the volume is given you just need to find the side.

729=[tex]a^{3}[/tex] = [tex]\sqrt[3]{729}[/tex] = a

            = 9 = a

Now you know that 9 is the side, so using that find the area of one face-

Area of a square= 9 x 9 = 81[tex]cm^{2}[/tex]


Related Questions

Enter the fraction as a decimal. Use a repeating decimal if necessary.
14
11

Answers

Answer:

the answer is 14/11

Step-by-step explanation:

The formula for the volume of a pyramid is V=⅓Bh, where B is the area of the base of the pyramid and h is the height of the pyramid.

What is the volume of this pyramid in cubic inches?​

Answers

Answer:

80

Step-by-step explanation:

v=lwh/3= 5*6*8/3 = 80

The volume of this pyramid in cubic inches is 80 inch³.

What is Volume?

Volume is a mathematical term used to describe how much three-dimensional space an item or closed surface occupies.

The area that any three-dimensional solid occupies is known as its volume. These solids can take the form of a cube, cuboid, cone, cylinder, or sphere.

We have,

V = (1/3) (b) (h)

So, the Volume of Pyramid is

= 1/3 x base aera x height

= 1/3  x 5 x 6 x 8

= 5 x 2 x 8

= 80 inch³

Learn more about Volume here:

https://brainly.com/question/1578538

#SPJ7

Consider the following information.
U = {all table games}
C = {card games} = {Hearts, Euchre, Go Fish, Uno, Snap, Set}
S = {card games using a standard deck of cards} = {Hearts, Euchre, Go Fish, Snap}
O = {card games using other decks of cards} = {Uno, Set}
B = {board games} = {chess, checkers, backgammon}
The disjoint sets are:

Answers

Answer:

2

Step-by-step explanation:

Two sets A and B are called disjoint if A and B have no elements in common. Another equivalent definition of disjoint sets would be that the intersection of the two sets actually equals the empty set.

What is 9.2568 x 10-3 in standard notation?

Answers

Answer:

0.0092568

Step-by-step explanation:

10^-3 means to move the decimal 3 places to the left.

0.0092568


Alex purchased a seven-year $600 bond at par value with a 5% coupon. What is the total value of the coupons?

Answers

Answer

300 dollars

because u do 600x.5

Answer:

$210

Step-by-step explanation:

Coupon payment : 0.05 x $600 = $30

Total coupon payment  : $30 x 7 years = $210

Round 374,462,894 to the nearest thousand. Explain each step of the process.

Answers

Answer:

374,463,000

Step-by-step explanation:

374,462,894

Identify the thousands spot and locate the digit next to it.

374,462,894

If the number is greater than or equal to 5, we round up. If the number is less than or equal to 4, we round down.

8 is greater than or equal to 5. We round up.

374,462,894 ≈ 374,463,000

Hope this helps.

Answer:

[See Below]

Step-by-step explanation:

The number in the thousandth place is [tex]2[/tex].

   ✧ To round, look at the number to the right, in this case it's [tex]8[/tex].

     ○ If the number is greater than or equal to [tex]5[/tex], then round up.

     ○ If the number is less than [tex]5[/tex], round down.

✦ So then we would change the [tex]2[/tex] to a [tex]3[/tex].

✦ Then rewrite the number:

  ✧ [tex]374463000[/tex]

~Hope this helps Mate. If you need anything feel free to message me.

ax+3=23 if a=0 plz help

Answers

Answer:

x = [tex]\frac{23}{a}[/tex]

Step-by-step explanation:

Given equation is,

ax + 3 = 23

To solve this equation for the value of x isolate the variable 'x' on the one side of the equation.

Step 1,

Subtract 3 from both the sides of the equation.

ax + 3 - 3 = 23 - 3

ax = 20

Step 2,

Divide the equation by a,

[tex]\frac{ax}{a}=\frac{23}{a}[/tex]

x = [tex]\frac{23}{a}[/tex]

Therefore, x = [tex]\frac{23}{a}[/tex] will be the answer.

What is the value of x (8x-8)° (7x+8)°

Answers

I'm going to assume they are the same angle.

Steps to solve:

(8x - 8) = (7x + 8)

~Add 8 to both sides

8x = 7x + 16

~Subtract 7x to both sides

x = 16

Best of Luck!

One week, Wyatt earned $70.40 at his job when he worked for 4 hours. If he is paid the same hourly wage, how many hours would he have to work the next week to earn $281.60?

Answers

Answer: 8 hours

Step-by-step explanation: he gets 70.40$ to work for 4 hours so you'll have to multiply 4 by 70.40 to represent it's doubling to 8 and you'll get 281.60

70.40x4=281.60

so add this 4 to the other 4 it makes 8 because that's how much it would take to get there 4 steps up to really =8

i'm sooo dificult

Rupert buys a bicycle with a marked price of £ 12500.He gets a rebate of 10% on it. After getting

the rebate ,tax is charged at the rebate of 8%. Find the amount he will have to pay for the bicycle.​

Answers

Answer:

£ 12,150

Step-by-step explanation:

Marked price of bicycle = £ 12500

Rebate = 10%

Amount of rebate = 12500*10/100 = £1250

Rebated price = 12500 - 1250 = £ 11,250

Tax = 8%

Amount of tax = 11250*8/100 = £ 900

Total amount paid for bicycle = Rebated price + amount of tax

= £ 11,250 + £ 900

= £ 12,150

A friend provides 100 pieces of supporting evidence for a mathematical statement. What is the minimum number of counterexamples needed to prove the statement false?

100
it's impossible
1
101​

Answers

Answer:

1 true good statement can prove his friend wrong.

Step-by-step explanation:

Answer is 1.

The sum of twice a number and 6 is the same as 3 subtracted from the number itself

Answers

The correct answer is 3
answer : 2x + 6 = x - 3

X is the “number”, and twice of X is 2x. You get a sum from addition, so you would add 6 and 2x to get 2x + 6

If 3 was subtracted FROM the number itself, it would be x-3, as 3 is being subtracted FROM the number.

A student found that the side lengths of a square rug were 1.80. The student was asked to
report the area using the correct number of significant digits. He wrote the area as 3.2.

Answers

The exact answer would be 3.24 but if you were asked to round, then yes he was right.

How can the tiles be sorted? (I need it quick please)

Answers

Answer:

by fraction and decimals

Step-by-step explication:

Mr. Smith is ordering steaks to serve at a poker game with his friends. The first company charges a delivery fee of $10 plus $15 per steak. The second company charges a delivery fee of $25 and charges $10 per steak. How many steaks would Mr. Smith have to order so that both companies cost the same amount?

Answers

Answer:

he would have to order 3 steaks from the first company and 3 from the second

Step-by-step explanation:

2 miles in 3/4 of an hour

Answers

Answer:

2

Step-by-step explanation:

7 is what % of 100? i'm really confused on this

Answers

Answer:

7%

Step-by-step explanation:

Since percentages are out of 100. (Cent=100) Therefore 7/100 is 7%.

Answer:

7 %

Step-by-step explanation:

Is means equals and of means multiply

7 = P * 100

Divide each side by 100

7/100 = P

Percent means out of 100

7 %

PLEASE HELP ME ILL GIVE BRAINLIEST

Answers

Answer:

-36.5

Step-by-step explanation:

substitute 8.5 for v

8-(6(8.5)+2-(8.5))

8-(51+2-8.5)

8-44.5

edited cause I forgot the 8 at first :P

Help me ASAP
I need to be done with this in 10 minutes

Answers

Answer:

B)  [tex]y= \frac{1}{2}x+4[/tex]

Step-by-step explanation:

Find the value of  b  using the formula for the equation of a line.

[tex]y=mx+b[/tex]

Replace the known value of  m  in the slope y-intercept form of the equation.

[tex]y=(\frac{1}{2}) x+b[/tex]

Replace the known value of  b  in the slope y-intercept form of the equation.

[tex]y=(\frac{1}{2}) x+4[/tex]

find the pattern for the following sequence, then use the pattern to show the next two terms. 1, 1, 2, 3, 5, 8, 13...

Answers

Answer I believe the next two terms are 21 and 34!  

Step-by-step explanation:

the sequence is 1,1,2,3,5,8,13...

So for the first number, 1 + 0 is 1, for the next sequence 1 + 1 is 2, 1 + 2 is 3.

Add the number with the number behind it to get your next number!

what steps could be used to solve the equation 1 + 3x = -x + 4.

Answers

Answer:

Combing like terms

Step-by-step explanation:

Answer: x = 3/4

Step-by-step explanation:

1+3x = -x+4

or, 1-4 = -x-3x

or, -3 = -4x

or, 4x = 3

or, x = 3/4

so, x = 3/4

Is geometric sequence a linear function? SOMEONE HELP ME

Answers

Answer:

No

Geometric sequences are exponential functions, not linear functions. The answer is no.

The diagram represents an enlargement of a rectangle by a scale factor of 4,
4 in
2 in
[Not drawn to scale]
Help ASAP

Answers

Answer:D 16inches by 8 inches

Step-by-step explanation:

Answer:

16 in by 8 in

Step-by-step explanation:

product of 26.5 and 3/5

Answers

Answer: 15.9

Step-by-step explanation:

Multiply them and get 15.9

I need help ASAP please!!

Answers

Answer

6/8 -- 3/4

9/7 -- 1  2/7

2  1/2 -- 5/2

1/2 -- 5/10

find the distance between these two points (-6, -5) and (2, 0)

Answers

Answer:

[tex]\sqrt{89}[/tex]

Step-by-step explanation:

Use Distance Formula

[tex]\sqrt{(x_{2}-x_{1} )^{2} + (y_{2}-y_{1} )^{2} }[/tex]

Substitute

[tex]\sqrt{(-5-0)^{2}+(2+6)^{2} }[/tex]

Simplify

[tex]\sqrt{(-5)^{2}+(8)^{2} }[/tex]

Simplify

[tex]\sqrt{25+64}[/tex]

Add

[tex]\sqrt{89}[/tex]

can you please help​

Answers

Answer:

the correct ans is c.(8)

Step-by-step explanation:

A town's pharmacy and hospital are 3 miles apart. If a map of the town has a
scale, where 1 inch=0.25 mile, what is the distance between the pharmacy and
the hospital on the map, in inches?

Answers

because we use simple rule of three

2 inches ---------------- 5 miles

20inch -------------- xmiles

x = 100/2

x = 50

HELPPPPP!!!! tHIS IS REALLY HARD!!!!!

Answers

Answer: J.

Step-by-step explanation: -tanx i believe

Answer:

H: 2

Step-by-step explanation:

[tex]\frac{\sqrt{1-\cos ^2\left(x\right)}}{\sin \left(x\right)}+\frac{\sqrt{1-\sin ^2\left(x\right)}}{\cos \left(x\right)}[/tex]

LCM is [tex]\cos \left(x\right)\sin \left(x\right)[/tex]

Adjust fractions:

[tex]\frac{\sqrt{1-\cos ^2\left(x\right)}\cos \left(x\right)}{\sin \left(x\right)\cos \left(x\right)}+\frac{\sqrt{1-\sin ^2\left(x\right)}\sin \left(x\right)}{\cos \left(x\right)\sin \left(x\right)}[/tex]

Combine:

[tex]\frac{\sqrt{1-\cos ^2\left(x\right)}\cos \left(x\right)+\sqrt{1-\sin ^2\left(x\right)}\sin \left(x\right)}{\sin \left(x\right)\cos \left(x\right)}[/tex]

--------------------------------------------------------

We will take a look at [tex]\sqrt{1-\cos ^2\left(x\right)}\cos \left(x\right)[/tex].

Using the identity that [tex]\cos ^2\left(x\right)+\sin ^2\left(x\right)=1[/tex], we know that [tex]1-\cos ^2\left(x\right)=\sin ^2\left(x\right)[/tex].

Therefore, [tex]\sqrt{1-\cos ^2\left(x\right)}\cos \left(x\right)=\sqrt{\sin ^2\left(x\right)}\cos \left(x\right)=\sin \left(x\right)\cos \left(x\right)[/tex]

-----------------------------------------------------------------------------------------------

Similarly, [tex]1-\sin ^2\left(x\right)=\cos ^2\left(x\right)[/tex] so

[tex]\sqrt{1-\sin ^2\left(x\right)}\sin \left(x\right)=\sqrt{\cos ^2\left(x\right)}\sin \left(x\right)=\cos \left(x\right)\sin \left(x\right)[/tex]

-------------------------------------------------------------------------------

We will finally end up with

[tex]\frac{\sin \left(x\right)\cos \left(x\right)+\cos \left(x\right)\sin \left(x\right)}{\sin \left(x\right)\cos \left(x\right)}[/tex]

Add:

[tex]\frac{2\sin \left(x\right)\cos \left(x\right)}{\sin \left(x\right)\cos \left(x\right)}[/tex]

Cancel out sin(x):

[tex]\frac{2\cos \left(x\right)}{\cos \left(x\right)}[/tex]

Cancel out cos(x):

[tex]2[/tex]

An entry level designer's annual pay is $49,868 based on 52 weeks per year. Due to the economy, his company is having to cut back on the number of weeks that it employs its designers. If the firm cuts the work year to 50 weeks but keeps the same rate of pay, how much should the designer expect his annual pay to decrease? Round your answer to the nearest dollar.

Answers

Answer: his pay will decrease by $1,918

Step-by-step explanation:

49868/52 = 959

959 × 50 = 47950

49868 - 47950 = 1918

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