Monday
April 21, 2014

Search: formulas

Number of results: 1,610

Math
When something says that I'll be tested on formulas for perimeter and area of polygons, does that mean I'll just have to know the formulas, or that I'll have to know how to use the formulas, or both?
Monday, May 25, 2009 at 4:45pm by Angie

Statistics-Concept Question
i know how to use both poisson and binomial tables and i know the formulas for calculating means and standard deviations, i just have a hard time figuring out when i need to use the binomial formulas or when to use the poisson formulas.
Monday, June 8, 2009 at 6:53pm by Katie

physics
First you have to know the formulas need substitude the formulas with the given information and solve
Friday, July 23, 2010 at 1:34am by Goitseone

computers
what are calculations entered into a spreadsheet called is it formulas or values i think formulas am i correct?
Wednesday, January 30, 2013 at 3:53pm by tim

computers
Formulas, yes. Values make up the parts of formulas.
Wednesday, January 30, 2013 at 3:53pm by Writeacher

Math
Thank you! I think I did this before but I forgot... How do you know whether or not to use those formulas in these kind of questions? rearrange formulas? P(A U B) = P(A) + P(B) - P(A and B) and P(A U B) = P(A) + P(B)
Sunday, March 6, 2011 at 6:08pm by Jacob

AP Physics B
can u give me these in numbers please, i dont understand what formulas u wrote and what some of the stuff in ur formulas are
Wednesday, December 16, 2009 at 4:57pm by Charlie

math
Can you describe some common formulas that you use in your life? Like maybe gas mileage formulas or distance traveled?
Tuesday, March 18, 2014 at 10:05pm by SDog

C Programming
Yeah, at first I had the formulas in the wrong place, then I put 5/9 in one of the formulas instead of 9/5. Thanks for all your help man. I don't know what I would do without you. THANK YOU!!!
Friday, September 25, 2009 at 3:55pm by gnozahs

Organic Chemistry
These boards don't handle spaces so you can't draw structural formulas. You will need to do line formulas. CH3CH2CH(OH)CH2CtriplebondN or something like that.
Tuesday, January 19, 2010 at 1:20pm by DrBob222

advanced functions
On the first, you have formulas for cos(a+-b). Use them on the right, and it will simplifiy quickly. On the second, I wouldstart with the double angle formulas...on the left.
Wednesday, November 4, 2009 at 7:22pm by bobpursley

Precalculus
I've tried many times to get the equation to balance using trig identities like half-angle formulas, power-reducing formulas, and double angle formulas, but I couldn't get the equation to equal out. I only need to work one side to make it equal to the other, like a kind of ...
Thursday, December 2, 2010 at 10:11pm by Christina

Statistics
Hi, My professor gave us the formulas for sample variance and population variance, as well as the shortcut formulas for each. However, he said that on some of the problems, we will HAVE to use the long formula, which for population variance would be: E(x-mean)^2/N Can someone ...
Monday, October 11, 2010 at 8:47pm by Lila

chemistry
if k2O, SrO, and Al2O3 are all correct formulas, predict the formulas for the oxides of Rb, Mg, & Ga. i think the answers are Rb2O, MgO,& Ga2O3 but im not sure why
Saturday, October 23, 2010 at 3:06pm by Kim

chemistry
Which of the following formulas -- NO, N2O, NO2, N2O, N2O4, AND N205 -- represent the empirical and molecular formulas of the same compound?
Tuesday, March 23, 2010 at 7:11pm by Jeaninne

Chemistry
He has got a point, though he did it a bit too aggressively. What he wants to know is, what are the formulas for working out these two questions? After all, a similar question could pop up in the final exam! To tell you the truth, i kinda miss how it was at the beginning of ...
Thursday, December 13, 2012 at 3:09am by Anon

Physics
if you look up trajectory in wikipedia, it gives handy formulas for figuring the height and range of a projectile at a given speed and angle. But then, you probably already have those formulas, so where do you get stuck?
Wednesday, January 23, 2013 at 10:20am by Steve

math formulas needed
I do not want you to work them out, I just need help on formulas the ones in the book I do not understand so I was hoping there is a easier formula out there that someone might no of.
Tuesday, June 18, 2013 at 12:36pm by Tom 12

4th grade
I like to know few Formulas in Algebra, What formulas we have use in Algebra ?
Wednesday, October 22, 2008 at 2:42pm by jhon123

math
looks like a serious case of homework or assignment dumping here. Exactly what difficulties are you having in substituting the given data in the appropriate formulas? Your text should have all the formulas needed to do these problems
Thursday, July 26, 2012 at 10:22pm by Reiny

physics
You must have been given a formula to calculate this problem. What formulas do you have? You can't just expect to recieve an answer without you asking what you need help on and jotting down the formulas, that's being pure lazy.
Tuesday, November 22, 2011 at 10:37pm by Fizzylicous

Geometry
Use the formulas explained and illustrated in this site. http://math.about.com/od/formulas/ss/surfaceareavol.htm I'll be glad to check your answers.
Thursday, May 19, 2011 at 4:54pm by Ms. Sue

Geometry
Use the formulas explained in this site. http://math.about.com/od/formulas/ss/surfaceareavol_3.htm I'll be glad to check your answers.
Thursday, May 19, 2011 at 4:56pm by Ms. Sue

Algebra
What are the formulas sum of perfect cubes and difference of perfect cubes? bobpursley said to use them in one of my other posts but I don't know those formulas.
Sunday, January 13, 2008 at 10:34pm by Ashlynn

Math: Direct Variation
I am wondering if it is formulas you need or understanding. First: Bilinear variation, or linear variation. There is a BIG difference. Second: formulas indicate some question you have. What is it exactly you are trying to do?
Monday, November 3, 2008 at 6:10am by bobpursley

Chemistry
What are the names of the following formulas:- [AL(CN)4]^(-1) [V(CO)4CII)^(+1) [MN(H20)3CL]^(3+) [FE(SCN)3F3]^(3-) What are formulas for the following names:- Bromotrihydroxomercurate (I)
Tuesday, October 12, 2010 at 7:14pm by Julie

AP Chemistry
The formulas for ethanol and ammonium nitrate are C2H5OH and NH4NO3. In what respects are these formulas and compounds different? Am I supposed to say that there are different elements that make up the compounds?
Monday, September 5, 2011 at 10:53pm by Jen

Math
Ms. Sue gave you the formulas. Did you apply the formulas? A = 3.14 (r)^2 A = 3.14 (2.5)^2 A = 3.14 (6.25) A = 19.625 ================== C = 2 (3.14)(2.5) C = 15.7 Done!
Tuesday, February 12, 2008 at 11:16am by Guido

Chemistry
WHat are the structural formulas for glycerin, hexane, and ethanol. Do these structural formaulas support the solubility data obtained?? It is almost impossible to draw structural formulas on the computer. In line formulas may help. But you need to refine your question to ...
Tuesday, February 20, 2007 at 8:03pm by Dave

Statistics
Use confidence interval formulas for proportions. CI95 = p + or - (1.96)(√pq/n) ...where √ = square root, p = x/n, q = 1 - p, and n = sample size. Hint: x = 150, n = 240 Convert all fractions to decimals to work the formulas. I hope this will help get you started.
Monday, April 7, 2014 at 6:54pm by MathGuru

Excel
I know there's a way to do this, and it has to do with formulas and linking them from one worksheet to another. Read widely: http://www.google.com/search?q=excel+formulas+link+from+one+sheet+to+another&oq=excel+formulas+link+&aqs=chrome.1.57j0l3.10365j0&sourceid=chrome&ie=UTF-8
Friday, June 28, 2013 at 9:55pm by Writeacher

I really need help
Here are some of the formulas. http://math.about.com/od/formulas/ss/surfaceareavol_2.htm
Saturday, March 15, 2014 at 7:10pm by Ms. Sue

Chemistry
What do you mean to "tell me what the empirical formulas are?" These ARE the empirical formulas. N2O5 is dinitrogen pentoxide. Hg2Cl2 is mercury(I) chloride. C6H12 could be hexane but it could also be a number of other compounds. C2H6O4 could be one of hundreds of compounds.
Wednesday, May 27, 2009 at 10:19pm by DrBob222

Physics
v = 0.1 c = ? momentum = m*v = ? de Broglie wavelength = h/{momentum) = ? You do the numbers. You will need to look up the speed of light (c), electrom mass (m), and Planck's constant (h). I am using nonrelativistic (before Einstein) formulas. The correct formulas will differ ...
Monday, April 7, 2008 at 5:58pm by drwls

Chemistry
You didn't write all of the question. You get zero liters of acetic acid if you have no C7H6O3 and no C4H6O3 initially. By the way, if those formulas have names, put them down. It's a lot easier to type names than formulas.
Thursday, February 19, 2009 at 8:52pm by DrBob222

math
sin2x-cotx = -cotxcos2x Using the various trigonometric identities(i.e. double angle formulas, power reducing formulas, half angle formulas, quotient identities, etc.) verify the identity. I first added cotx to both sides to get sin2x = -cotxcos2x+cotx then I tried dividing ...
Friday, April 4, 2008 at 8:46am by sam

Trigonometry
I am usually pretty old-fashioned in my mathematical outlook, but in this case for these 12 formulas, I would not expect my students to memorize these rather low-priority formulas. Geesh, I even had to look some of these up myself. I am curious what level of math you are ...
Monday, July 21, 2008 at 7:07am by Reiny

Algerbra II
Two main kind of formulas 1. Simple interest formulas 2. Compound interest formulas I = PRT is the most common simple interest formula the most common compound interest formula is Amount = Principal(1 + i)^n YOu have to be much more specific with the kind of formula you have ...
Sunday, May 25, 2008 at 8:02pm by Reiny

Science
Thank you for this information. Can you give me the formulas involved so I know how you got the answer? It seems like the water mass was the mass of the solution minus the solute or 500-20 = 480. But how did you get the density of water = 1.000 g/ml? These formulas would be ...
Thursday, March 24, 2011 at 11:58am by Jill

ha
wow,roger i think you are really smart.,thanks Ok, I'll take that as a compliment, but did you actually learn how to use the formulas? Knowing that would mean more to me. Those are some of the most basic and important formulas of physics, so it means more if you learn them. ...
Sunday, September 10, 2006 at 2:15am by fluffy

MATH,statistics
Cohen's d is the difference between two means divided by a standard deviation. Calculate Cohen's d (d) and the effect-size correlation (r) using the following formulas: d = (M1 - M2) / s r = d / √(d^2 + 4) With your data: d = (7.2 - 5) / 2 = 1.1 r = 1.1 / √(1.1^2...
Friday, November 2, 2012 at 3:38pm by MathGuru

Data Analysis
Formulas are a great way to save time and effort when using Excel… what are some ideas for formulas you could create to help you with this situation? * You wish to calculate the commission on sales. The commission is 6% on all sales that are at least 20% above cost. Really ...
Wednesday, July 15, 2009 at 9:31pm by Bryan

chemistry
Can you figure out their molecular formulas? If so, you just use the molecular formulas to figure out their molar masses, then compare them to find the greatest value.
Sunday, February 7, 2010 at 7:05pm by Anonymous

physics
what site can i find physics formulas? http://muweb.millersville.edu/~jdooley/formulas/TOPLIST/TOPLIST.HTM
Saturday, October 14, 2006 at 8:57pm by miss sixty

Computers
What are calculations entered into a spreadsheet called? Formulas? Or Values? I'm thinking its formulas but Values talks about calculations on a spreadsheet too.
Thursday, September 27, 2012 at 1:43pm by Brittany

Math
Alright let friend one be represented by x, freind two by y and friend three by z. So 17feet 8 inches needs to be converted. Write out all that you know in algebra formulas. x+y+z= x= y= z= and solve. Or just use the first formula and solve for each value by inserting the ...
Sunday, April 24, 2011 at 10:23pm by Tina

Statistics
Use confidence interval formulas for proportions. CI95 = p + or - (1.96)(√pq/n) ...where √ = square root, p = x/n, q = 1 - p, and n = sample size. CI90 = p + or - (1.645)(√pq/n) Hint: x = 396, n = 621 Convert all fractions to decimals to work the formulas. I ...
Monday, April 7, 2014 at 9:09pm by MathGuru

Trignometry
An isosceles triangle has two sides of length w that make a 2á-degree angle. Write down two different formulas for the area of this triangle, in terms of w and á (Greek “alpha”). By equating the formulas, discover a relation involving sin 2á, siná, and cosá.
Monday, April 12, 2010 at 7:25pm by Lydia

Algebra 2 -Linear Programming
Probably a little late, but this is how you solve it: You are given two formulas: x + y = 8 2x + y = 10 First manipulate them so that you have a common variable alone. I did: y = 8 - x y = 10 - 2x Since y = y you can combine these formulas to create: 8 - x = 10 - 2x Solve this...
Wednesday, October 26, 2011 at 6:50pm by Bill G

statistics
Cohen's d is the difference between two means divided by a standard deviation. Calculate Cohen's d (d) and the effect-size correlation (r) using the following formulas: d = (M1 - M2) / s r = d / √(d^2 + 4) With your data: d = (35 - 27) / 4.7 = 1.7 (rounded) r = 1.7 / &#...
Friday, March 1, 2013 at 3:37pm by MathGuru

Chemistry
Draw all the possible condensed structural formulas for the organic compounds with 6 carbon atoms that have a 4-carbon chain. [I don't know how to draw condensed structural formulas with a branch on it or how this type of structure is going to come out]
Tuesday, October 25, 2011 at 9:41pm by Steph

science(chem)
CH3CHClCH2Cl vs. CH2ClCHClCH3 How would I know if : -The two formulas represent different compounds which are constitutional isomers. -The two formulas represent different compounds that are not isomeric. -The two formulas represent the same compound. ~if they were isomers ...
Friday, August 31, 2007 at 10:31pm by ~christina~

science
Formulas depend upon what other variables you already know. V = d/t is one example, if you know the distance d traveled in time t. If you know the kinetic energy E and the mass m, it is sqrt (2E/m). If you know the magnetic force F, charge q and magnetic field B, it is F/(qB...
Monday, March 3, 2008 at 10:35pm by drwls

Chemistry
Samples of three different compounds were analyzed and the masses of each element were determined. Compound Mass Mass N(g) O(g) A 5.6 3.2 B 3.5 8.0 C 1.4 4.0 If you were John Dalton and had never heard of a mole, which of the following would you think were possible sets of ...
Monday, August 29, 2011 at 6:49pm by Davis

geometry
The perimeter of a square is four times the length of a side, so if we let x be the length of a side you can set up two formulas. Let's set P to be the perimeter. So P = 4x (by definition) and P = 7x - 12 Now you can use these two formulas to calculate x, by setting them to ...
Monday, January 17, 2011 at 8:16pm by EssKay

Physics
A track star in the long jump goes into the jump at 12 m/s and launches herself at 20 degrees above the horizontal. How long is she in the air before returning to Earth? (g= 9.81 m/s squared) I tried using some formulas but I'm using all of the wrong formulas for this question...
Sunday, October 7, 2007 at 6:46pm by ac

Algebra 1
To indicate powers of a number online, use ^. x cubed = x^3 x squared = x^2 The first formula can be better written as: (x^3 + 7x^2 - 49)/(x + 5) The potential answer would be written as: (x^2 + 2x -10 + 1)/(x + 5) Why are the -10 and +1 combined? If (x + 5) is still in the ...
Tuesday, April 14, 2009 at 7:04pm by PsyDAG

calculus
This is all trig. Sum formulas for sine and cosine sin (s + t) = sin s cos t + cos s sin t cos (s + t) = cos s cos t – sin s sin t Use those formulas on the left, simplify, then do the integral. Is is mostly messy algebra, and a minimal amount of calculus.
Thursday, January 28, 2010 at 2:24pm by bobpursley

trig--power reducing formulas
You have to use doubling formulas again to express it in terms of cos(3x). If you know about complex numbers then the derivation is easy: cos(x) = [exp(i x) + exp(-i x)]/2 cos^3(x) = 1/8 [exp(3 i x) + exp(-3 i x)+ 3 exp(ix) + 3 exp(-ix) ] = 1/4 cos(3 x) + 3/4 cos(x)
Monday, April 20, 2009 at 1:56pm by Count Iblis

MATH
1.)Find the exact solution algebriacally, if possible: (PLEASE SHOW ALL STEPS) sin 2x - sin x = 0 2.) GIVEN: sin u = 3/5, 0 < u < ï/2 Find the exact values of: sin 2u, cos 2u and tan 2u using the double-angle formulas. 3.)Use the half-angle formulas to determine the ...
Friday, April 10, 2009 at 11:57pm by MAKITA

Statistics Help
I'll give you a hint. It's either b) or c). Use a regression formula if you need to do this by hand. Here is one you might use: predicted y = a + bx ...where a represents the y-intercept and b the slope. To get to that point, here are some formulas to calculate along the way. ...
Sunday, March 29, 2009 at 4:48pm by MathGuru

Maths
Since a hexagon is a plane figure, the volume of any hexagon is zero. Perhaps you mean "the area of a hexagon" or possibly "the volume of a hexahedron". Let us know and I'll try to help. Are you concerned only with regular hexagons or regular hexahedrons (cubes) or do you need...
Wednesday, September 24, 2008 at 12:16pm by jess

Geometry
Volume of a cylinder = pi*(r^2)*h r=h http://math.about.com/od/formulas/ss/surfaceareavol_3.htm Substitute r for h and solve for h, which is also equal to r. Then, substitute the values into the equation of volume of a cone. volume of a cone= 1/3 pi*(r^2)*h http://math.about....
Saturday, May 21, 2011 at 1:23pm by TutorCat

Chemistry
I like to write and name chemical formulas, but some formulas just confused me really bad, so I would like help getting back on track. I don't understand this. NiPO4: I know that Ni = Nickel, and PO4 = Phosphate, but how come there isn't the -3 charge on it? This is what I had...
Monday, September 20, 2010 at 8:33pm by Anonymous

math
I don't understand how to write the formulas for unit analysis. I can do the problems, but the explanation of the formulas in my book doesn't make sense with the problems I am doing. For instance, this one: Find the unit rate: $2 for 5 cans of vegetables. I know it is $0.40 ...
Tuesday, December 4, 2007 at 7:47pm by Lydia

geometry
Looking at formulas, which 2 shapes describe this relationship: the area of the 2 dimensional shape is one-fourth the surface area of the 3-demensional figure? Looking at formulas, which two figures describes this relationship: the volume of the first 3-dimensional figure is ...
Sunday, October 30, 2011 at 11:34am by Maria

math formulas
4. Vanna has just financed the purchase of a home for $200 000. She agreed to repay the loan by making equal monthly blended payments of $3000 each at 9%/a, compounded monthly. Determine how much interest she will pay for her loan. h. How much would Vanna have saved if she had...
Friday, January 21, 2011 at 11:08am by stephy

Statistics
For part a: Use the appropriate hypothesis test for your data. For part b: Cohen's d is the difference between two means divided by a standard deviation. Calculate Cohen's d (d) and the effect-size correlation (r) using the following formulas: d = (M1 - M2) / s r = d / √...
Thursday, February 6, 2014 at 5:09pm by MathGuru

geometry
The formula is given in this site. http://math.about.com/od/formulas/ss/surfaceareavol_3.htm I'll be glad to check your answer.
Thursday, June 21, 2012 at 11:03am by Ms. Sue

maths
http://math.about.com/od/formulas/ss/surfaceareavol_2.htm You will have to calculate slant height: s= sqrt(r^2+h^2)
Sunday, May 22, 2011 at 7:43pm by bobpursley

Math
V = 4/3 * pi * r^3 V = 1.3333 * 3.14 * 343 V = ? Which comes closest? Note that I used an approximate decimal equivalent for 4/3. http://math.about.com/od/formulas/ss/surfaceareavol.htm
Friday, February 28, 2014 at 6:13pm by Ms. Sue

geometry
volume of a square pyramid = 1/3 * b^2 * h http://math.about.com/od/formulas/ss/surfaceareavol_5.htm find h.
Saturday, May 21, 2011 at 1:21pm by TutorCat

trig
I wonder if you have learned the power reduction formulas... Power-reduction formulas see http://en.wikipedia.org/wiki/List_of_trigonometric_identities
Wednesday, February 15, 2012 at 7:45pm by bobpursley

Math
V = 1/3 * pi * r^2 * h V = (3.14 * 9 * 6)/3 V = 169.56/3 V = 53.52 cubic cm http://math.about.com/od/formulas/ss/surfaceareavol_2.htm
Thursday, November 10, 2011 at 6:04pm by Ms. Sue

Pre-Algebra
I'm sorry. I didn't go far enough into that site to realize that it was an account only site. This is much better. http://math.about.com/od/formulas/ss/surfaceareavol_2.htm
Friday, March 7, 2014 at 10:29am by Ms. Sue

Pre-Algebra
I checked the other two and they are also wrong. You must be using the wrong formula. http://math.about.com/od/formulas/ss/surfaceareavol.htm
Tuesday, March 12, 2013 at 10:24pm by Ms. Sue

geometry
ball = sphere Find the surface area of a sphere. A = 4*pi*(radius)^2 source: http://math.about.com/od/formulas/ss/surfaceareavol.htm
Thursday, March 8, 2012 at 9:14am by TutorCat

Pre Algebre-please help!
SA = 2 * pi * r^2 + 2 * pi * r * h I'll be glad to check your answer. http://math.about.com/od/formulas/ss/surfaceareavol_3.htm
Wednesday, February 26, 2014 at 6:32pm by Ms. Sue

geometry
You have the dimensions (l, w, h). V = l*w*h http://math.about.com/od/formulas/ss/surfaceareavol_4.htm
Friday, June 10, 2011 at 12:16pm by TutorCat

GED-Word Problems
http://math.about.com/od/formulas/ss/surfaceareavol_3.htm
Sunday, May 13, 2012 at 3:03pm by Ms. Sue

geometry
Study this site. http://math.about.com/od/formulas/ss/surfaceareavol_2.htm
Monday, May 27, 2013 at 10:18pm by Ms. Sue

geometry
C = pi * d 40 = 3.14d 40/3.14 = d 12.7389 = d http://math.about.com/od/formulas/ss/surfaceareavol.htm
Friday, May 25, 2012 at 2:49pm by Ms. Sue

TO BOB
use your answer to (b) to help calculate the mass and the velocity of the ball that's the part i don't understand am i suppose to use equal the formulas? YEs, equate the formulas to the numbers you were given. If I remember correctly, you were given momentum, and KEnergy. mv= ...
Monday, October 16, 2006 at 1:07pm by Kim

5 th grade math
V = lwh V = 4 * 4 * 2 V = _________________cubic inches http://math.about.com/od/formulas/ss/surfaceareavol_4.htm
Tuesday, November 27, 2012 at 5:38pm by Ms. Sue

mathematics
I don't know how many trig ratios of half-angles you have developed or know but here is a page where many of them are done. http://www.intmath.com/analytic-trigonometry/4-half-angle-formulas.php about 2/3 of the way down you should find tan [(A+B)/2) = (sinA +sinB)/(cosA + ...
Monday, September 5, 2011 at 7:06am by Reiny

HELP!! ASAP!!
V = pi * r^2 ^ h http://math.about.com/od/formulas/ss/surfaceareavol_3.htm
Friday, February 28, 2014 at 6:45pm by Ms. Sue

Math
on all these, they are the same thing. I am not certain how you see 4,5 as different. look here: http://www.sosmath.com/trig/Trig5/trig5/trig5.html Print that out. Notice the sum to product formulas. If you were my student, I would have you write each formula on a flash card ...
Monday, June 3, 2013 at 8:44pm by bobpursley

math(again)
Check this site. http://math.about.com/od/formulas/ss/surfaceareavol_2.htm
Monday, January 5, 2009 at 7:02pm by Ms. Sue

Math
http://math.about.com/od/formulas/ss/surfaceareavol_5.htm I'll be glad to check your answer.
Tuesday, February 25, 2014 at 12:08pm by Ms. Sue

CHEM Help!
Here is a site to help you learn to write formulas. It is imperative that you learn how to write the formulas. That is how you translate word equations to chemical equations. http://members.aol.com/profchm/formwrit.html
Tuesday, March 11, 2008 at 4:40pm by DrBob222

geometry
http://math.about.com/od/formulas/ss/surfaceareavol_3.htm
Thursday, March 4, 2010 at 4:11pm by Ms. Sue

Maths
http://math.about.com/od/formulas/ss/surfaceareavol_3.htm
Tuesday, September 27, 2011 at 10:20pm by Ms. Sue

Geometery
http://math.about.com/od/formulas/ss/surfaceareavol_3.htm
Thursday, April 12, 2012 at 10:39pm by Ms. Sue

Maths
http://math.about.com/od/formulas/ss/surfaceareavol_2.htm
Monday, May 28, 2012 at 11:30am by Ms. Sue

Algebra
http://math.about.com/od/formulas/ss/surfaceareavol_5.htm
Tuesday, March 4, 2014 at 4:46pm by Ms. Sue

Math
perimeter of circle = pi*diameter OR 2*pi*radius. http://math.about.com/od/formulas/ss/areaperimeter_5.htm
Tuesday, July 22, 2008 at 12:06am by DrBob222

Organic Chemistry
It is almost impossible to draw structural formulas on the boards. By the way, you should use the same name when making posts. It helps us avoid confusion. In addition, asking us to do 10 structural formulas is excessive. Here is how you do the first one. If you have a problem...
Sunday, September 30, 2007 at 3:51pm by DrBob222

Physics
formulas for b and c anyone?
Wednesday, May 1, 2013 at 2:52pm by W

math
http://math.about.com/od/formulas/ss/surfaceareavol_3.htm What do you get for the volume?
Thursday, September 29, 2011 at 5:35pm by Ms. Sue

Easy Math
http://math.about.com/od/formulas/ss/surfaceareavol.htm
Sunday, May 13, 2012 at 9:06pm by Ms. Sue

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