A sheet of plywood is 5/8 in. thick. How tall is a stack of 21 sheets of plywood?

Answers

Answer 1

Answer:

13.125 inches

Step-by-step explanation:

5/8*21=13.125


Related Questions

Ocean waves move in parallel lines toward the shore. The figure shows the path that a windsurfer takes
across several waves. For this exercise, think of the windsurfer's wake as a line. If m Z1 = (3x + 5y)° and
m 22 = (3x + y)º, find x and y.
X=
and y =

Answers

Answer:

Step-by-step explanation:

here you go

Gary is making a casserole but only needs 1/3 of the original serving size. If the number of servings Gary needs is 4, how many servings did the original recipe make?

What equation will model the situation?



How many servings did the original recipe make?

Answers

Answer:

What equation will model the situation?

✔ x/3 = 4

How many servings did the original recipe make?

✔ 12

Step-by-step explanation:

Hope this helps!

The equation that represents the situation is x/3 = 4. And the number of servings that the original recipe makes will be 12.

What is Algebra?

Algebra is the study of abstract symbols, while logic is the manipulation of all those ideas.

The acronym PEMDAS stands for Parenthesis, Exponent, Multiplication, Division, Addition, and Subtraction. This approach is used to answer the problem correctly and completely.

Gary is making a dish yet they just necessities 1/3 of the first serving size. In the event that the quantity of servings Gary needs is 4.

Let 'x' be the number of servings. Then the equation is given as,

x/3 = 4

Simplify the equation, then we have

x / 3 = 4

x = 12

The condition that addresses what is happening is x/3 = 4. What's more, the number of servings that the first recipe causes will be 12.

More about the Algebra link is given below.

https://brainly.com/question/953809

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please help me with explanation

Answers

Answer:

Step-by-step explanation:

Basically for questions like these, you have to make the denominator a whole number with no surds, so you multiply it by the same numbers but change the sign. Whatever you do at the bottom you have to do at the top so

[tex]\frac{3(\sqrt{5}-\sqrt{2}) }{\sqrt{5} +\sqrt{2} (\sqrt{5}-\sqrt{2} )}[/tex]

and then you expand

Step-by-step explanation:

3/(√5+√2) = 3/(√5+√2) × (√5-√2)/(√5-√2)

= 3(√5-√2)/5-2 = 3(√5-√2)/3 = √5-√2 answer:-

hope this helps you.

What is the length of each side of a cube whose volume is 8 units?​

Answers

Answer:

2

Step-by-step explanation:

A cube as four sides. So we divide 8 by 4. What does that give us? Exactly! 2. Hop this helps!!

Given :-

Volume of cube is 8 u³.

To Find :-

The length of each side .

Answer :-

As we know that ,

Volume of cube = side³

So that ,

a³ = 8 a =³√8 a = ³√2³a = 2u

Hence the side of the cube is 2 units.

CAN YALL HELP ME IM NOT SURE PLEASE

Answers

Answer:

10^2

Step-by-step explanation:

when bases are same and exponents are in division we subtract the exponents.

so 10^6-4 = 10^2

Answer:

10^2

Step-by-step explanation:

10^6 / 10^4 =

10 x 10 x 10 x 10 x 10 x 10 <------- 6 times 10

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

10 x 10 x 10 x 10 <--------- 4 times 10

Simplify and you get

10 x 10 = 10^2

HELP!!!
Only question 16

Answers

Answer:

Cost is $255

Step-by-step explanation:

Cost = 150 + 15d   ( d = day(s) )

Cost = 150 + 15(7)   ( d becomes 7 because the boat is rented for 7 days )

Cost = 150 + 105

Cost  = 255

Hopefully this helped!

Brainiest please?

Answer:

The cost of Juan's rent of the boat in 7 days is 255

Step-by-step explanation:

Cost = 150 + 15d

--

==>> D = days

--

Cost = 150 + 15(7)

--

150 + 105 = Cost

--

255 = Cost

FINAL

What operation should be done first to solve 6x + 5 = 35?
1.) Multiply by 6
2.) Divide by 6
3.) Add 5
4.)Subtract 5

Answers

Answer:

option 4

Step-by-step explanation:

6x + 5 = 35 ( subtract 5 from both sides ) ← first step

6x = 30 ( divide both sides by 6 ) ← second step

x = 5

Please help Kfjfhtrbvfbfnfifk

Answers

Answer:

8100ft

Step-by-step explanation:

if the lengths were even, you would multiply 90 by 90 to get a area of 8100ft. Plus, if you tilt the diamond, the shape is technically a square. to find a area of a square multiply: Length * Width.  

An equilateral triangle has sides of length 16.1 cm, correct to the nearest millimetre.
Find the lower and upper bounds of the perimeter of the triangle.

Answers

Answer:

48.3 cm is the lower and upper bound of the perimeter.

Step-by-step explanation:

For any equilateral triangle, by definition, the

lengths of the sides of the triangle are the same.

Thus, the perimeter of the triangle is 16.1 + 16.1 + 16.1 = 3(16.1) = 48.3 cm.

Thus, the upper and lower bounds are the same and are both equal to

48.3 cm.

Hannah has 126 coins. Some quarters and some are dimes. The total value of the coins is $16.50. How many of each coin does Hannah have

Answers

Answer:

Step-by-step explanation:

126 coins

Quarters(25) - Dimes(10)

                                             

Has $16.50

Q+D=126

Q*0.25+d*0.10=126

Srry for not answering since the rules say not to give answers away just to help understand more but if you need more help feel free to ask.

A skating rink charges a group rate of $10 to reserve a booth, plus a fee to rent each pair of skates. A family rents 6 pairs of skates and pays a total $76.

Answers

the equation to find the price of a pair of skates is:
76=10+6x

To find the price solve for x.
First subtract 10 from both sides then divide by 6.

66=6x
X=11

The price per pair of skates is $11

Which equation best represents the relationship between x and y.

Answers

Answer:

b

Step-by-step explanation:

A I think sorry if I’m wrong

Zoe needs to rent a car. Kara's Kar Kompany charges $22 per day and a $100 cleaning fee. Callie's Car Company charges $26 per day and has a $40 cleaning fee. After how many days would the rental cost be the same for both car rental companies

Answers

Answer:

15 days

Step-by-step explanation:

Step 1 - Put in equation form:

22d + 100 = t

26d + 40 = t

Step 2 - Simplify equations:

22d + 100 = 26d + 40

100 - 40 = 26d - 22d

60 = 4d

d = 60/4

d = 15

Hope this helps!

7x^3+5x^2-2 when x=-1

Answers

Answer:

7(-1)^3+5(-1)^2-2 = -4

Pls help me with this question thank you!!!

Answers

The answer to yr question is C

May I please receive help

Answers

First,
lets put it in standard form
8x - 2y = -1
-2y= -1-8X
y=-1/-2=8x1-2
y=4x+1/2
4 is your slope
1/2 is your y-intercept
the slope of a parallel line would be
4, the slope of a perpendicular
line
would
be 1/4

which of the following does not correctly refer to the slope of a line?

a. m = x2-x1/y2-y1

b. it represents the steepness of a line

c. m = rise/run

d. it is the ratio of the vertical change to the horizontal change​

Answers

Answer:

D

Step-by-step explanation:

d is incorrect because it's saying the vertical (x) is over the horizontal change (y) and we know that's wrong because it's y/x or rise/run

The option that does not correctly refer to the slope of a line is:

a. m = [tex]\frac{x_2-x_1}{y_2-y_1}[/tex]

Option A is the correct answer.

What is an equation of a line?

The equation of a line is given by:

y = mx + c

where m is the slope of the line and c is the y-intercept.

We have,

The slope of a line:

a.

m = [tex]\frac{x_2-x_1}{y_2-y_1}[/tex]

The slope formula is:

m = [tex]\frac{y_{2} -y_{1} }{x_{2} -x_{1} }[/tex]

So,

m = [tex]\frac{x_2-x_1}{y_2-y_1}[/tex] is not correct.

b. it represents the steepness of a line.

The slope of a line is the steepness of the given line on the graph.

It is correct.

c. m = rise/run

The slope can also be termed as rise/run.

It is correct.

d. it is the ratio of the vertical change to the horizontal change​

The slope of a line is given as:

m = Vertical change / Horizontal change

It is correct.

Thus,

The option that does not correctly refer to the slope of a line is:

a. m = [tex]\frac{x_2-x_1}{y_2-y_1}[/tex]

Option A is the correct answer.

Learn more about equation of a line here:

https://brainly.com/question/23087740

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Mrs. Taylor put $3,550 into a savings account . The account pays 2.5 % simple interest each year . If she neither adds nor withdraws money from the account , how much interest will she ears after 2 years

Answers

I think the answer is $117.5

Answer:

The answer is$179.72

Step-by-step explanation:

[tex]3500 \times {1.025 }^{2} = 3729.71875[/tex]

[tex]3729.72 - 3550 = 179.72[/tex]

Find the perimeter of this semi-circle with diameter, d = 65cm. Give your answer rounded to 1 DP.

Answers

Answer:

1658.3

Step-by-step explanation:

the perimeter of a semi - circle is simply half the circumference of a circle.

that is ;

1 / 2 ( pi ( r² ) )

where;

pi = 3.14 ( this is a constant that should be known and also equals 22 / 7 )

r = radius ( or half a diameter )

in our question, we are given a diameter with no radius

this means that we will have to halve the diameter to give us our radius

that is;

d = 65cm

r = 65 / 2

r = 32.5

so, using our formula;

1 / 2 ( 3.14 ( 32.5² ) )

1 / 2 ( 3.14 ( 1056.26 ) )

1 / 2 ( 3316.65 )

1658.3125

rounded to 1 DP;

1658.3

Solve for x
And show work

Answers

Answer:

x = -8

Step-by-step explanation:

1. Because the line the angles x + 96 and 100 + x are on is straight, it's a straight angle that results in 180°.

2. Given the above information, that means x + 96 + 100 + x = 180.

3. (Solving for equation above)

Step 1: Simplify both sides of the equation.

[tex](x+x) + (96+100)=180[/tex] [tex]2x + 196 = 180[/tex]

Step 2: Subtract 196 from both sides.

[tex]2x + 196 - 196 = 180 - 196[/tex] [tex]2x = -16[/tex]

Step 3: Divide both sides by 2.

[tex]\frac{2x}{2} = \frac{-16}{2}[/tex] [tex]x = -8[/tex]

Step 4: Check if solution is correct.

[tex]-8 + 96 + 100 - 8 = 180[/tex] [tex]88 + 100 - 8 = 180[/tex] [tex]188-8=180[/tex] [tex]180=180[/tex]

Therefore, x = -8.

Answer:

x = - 8

Step-by-step explanation:

x + 96 and 100 + x are adjacent angles on a straight line and sum to 180°, so

x + 96 + 100 + x = 180 , that is

2x + 196 = 180 ( subtract 196 from both sides )

2x = - 16 ( divide both sides by 2 )

x = - 8

After a rainy spring, beavers build a dam that stretches 235 feet across and is 3 feet tall. around the bend, the river is narrower, so a second beaver dam spans 115 feet across. if the proportions of the two dams are the same, how tall is the second dam?

Answers

I need help my self lol XD

Answer:

well,

Step-by-step explanation:

as you see.....uhhh.....hmmmm.....if you first a _________________________________

What is slope intercept from the line that passes through the points (-3,,-1) and (2,9)?

Answers

Step-by-step explanation:

What is the slope of the line that passes through the two points? (-3, 2) and (-1, 9)

1.

A line passes through the points (–3, 1) and (–1, 9).

 

 

A.

-4

B.

-1/4

C.

4

D.

1/4

The function h is defined by h(m)=m^2−3m .

What is the value of h(9) ?

Answers

Answer:

h(9) =54 is did it on the test

How do you solve for (w-2)²-63=0 where w is a real number

Answers

(w-2)^2 = 63

FOIL left hand side:
(w-2)^2 = w^2 - 4w + 4

So,
w^2 - 4w + 4 = 63
w^2 - 4w - 59 = 0

Then use quadratic equation to get values of w = 2 + 3*root(7) and w = 2 - 3*root(7).
±
3

7

Expand and simplify (3a + 4)(3a + 4).
these are the answer options.
3a^2 + 16
9a^2 + 16
9a^2 + 12a + 8
9a^2 + 24a + 16

Answers

Answer:

9 a²+24a+16

Step-by-step explanation:

hope it's helpful to you ☺️

ANSWER

9a^2 + 24a + 16

Step-by-step explanation:

..........

Chris and his crew can build 7 stone fireplaces in 3 days. At this rate,how many fireplaces can Chris and his crew build in 11 days? Round to the nearest stone fireplace.

please answer asap, I will mark brainiest.
Thank you!​

Answers

Answer: It should be 26, thank you

Step-by-step explanation:

guys pls help me!!!!!!!

Answers

I’m almost positive the answer is 54 degrees

x right? the answer is 54 degrees

A factory has 203 workers. There are 70 more males than females. Let x represent the number of males and let y represent the number of females. Which system of equations represents this situation?​

Answers

Equation:

X+Y=203

X=70

Answer:

x - y = 70 and x + y = 203 are the required system of equations represents this situation.

Step-by-step explanation:

Given that factory has 203 workers  

Let "x" represent the number of males and let "y" represent the number of females  

There are 70 more males than females. Which means,  

Number of males = 70 + number of females  

x = 70 + y  

On rearranging we get,  

x - y = 70 ----> equation 1  

It is given that factory has 203 workers, which means number of males and females is equal to 203  

Number of males + number of females = total workers  

x + y = 70 ---- equation 2  

So equation 1 and equation 2 represents the system of equations for this situation

x - y = 70 and x + y = 203 are the required system of equations

how do i work out -2=6+a/5

Answers

Answer:

a = -40

Step-by-step explanation:

Step 1: Simplify both sides of the equation.

[tex]-2 = 6 + \frac{a}{5}[/tex] [tex]-2 = 6 + \frac{1}{5}a[/tex] [tex]-2 = \frac{1}{5}a + 6[/tex] [tex]\frac{1}{5}a + 6 = -2[/tex]

Step 2: Subtract 6 from both sides.

[tex]\frac{1}{5}a + 6 - 6 = -2 -6[/tex] [tex]\frac{1}{5}a = -8[/tex]

Step 3: Multiply both sides by 5.

[tex]\frac{1}{5}a * 5 = -8 * 5[/tex] [tex]a = -40[/tex]

Therefore, a = -40. I hope this helped you!

Answer:

-40 = a

Step-by-step explanation:

-2=6+a/5

Subtract 6 from both sides of the equation

-8 = a/5

Multiply both sides by 5

(5)-8 = a/5(5)

-40 = a

which is an equation of the line through (2,-1) and (0,5)

Answers

Answer:

[tex]y = mx + c \\ - 1 =2 m + c...(1) \\ 5 = (0)m + c \\ c = 5...(2) \: sub \: in \: (1) \\ - 1 = 2m + 5 \\ m = - 3 \\ y = - 3x + 5[/tex]

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