Saturday

January 31, 2015

January 31, 2015

Number of results: 36,336

**Geometry**

Ok i don't understand this question on my Geometry test. It says: On days that it rains, I carry an Umbrella 1. Rewrite the above statement as a conditional Can someone help me here?
*November 14, 2007 by Christina (:*

**Analytic Geometry - Reflecting points over lines**

Let P = (5,1), and let Q be the reflection of P over the line y = 1/2x + 2. Find the coordinates of Q. I don't understand how to start? Should we draw perpendicular lines? Analytic Geometry - Reflecting points over lines - Steve, Monday, March 4, 2013 at 12:15pm Given (x,y) ...
*March 4, 2013 by Knights*

**geometry**

ok, so i don't understand this question. : which postulate justifies the following statement? "exactly one plane contains <(angle)ABC"??? i don't get what i'm supposed to answer and i don't even understand what it's trying to say. and i've got one aother question about a ...
*October 21, 2007 by noel*

**science**

i do not understand this question and how to anseer it, can someone please help? htt p://i12. tinypic. com/6k8ytdd.jpg the question is in the link because it has a graph that goes along with it that I do not understand, just take the spaces out of the link. but the question ...
*December 17, 2007 by kelly*

**Geometry**

I am having trouble with this question. I do not know where to begin. I am in Trig now and we are doing review but I forgot everything that I learned in Geometry. I want to understand how to do this problem. "a picture measures 20 cm by 25 cm. the width of the matting and ...
*January 27, 2015 by Hutch*

**Chemistry**

An unknown element reacts with bromine to give bromide, MBr3. If 2.809g of the unknown element gives 27.765grams of MBr3, what is the element? ( give the symbol ) I dont understand the M in the MBr3...can someoen please help me with this question ASAP thanks a lot - i know ...
*September 27, 2011 by S-rth*

**math geometry**

Given a circle with an 8" radius, find the area of the smaller segment whose chord is 8" long? I don't even understand how to start a question like this?
*October 6, 2014 by Cassandra*

**Geometry**

Find the measure of angle DBC. D=X^2+1 A=2x+3x-2 C=4x+3 This is the only question I do not know for my homework ,I just don't understand it. PLEASEE Explain Step By Step .
*October 27, 2013 by Amber*

**geometry**

i have 2 questions but i can't copy the figure for you to understand the problem. is there a way to scan it attach it and sent it to someone so I can understand? thanks.
*May 1, 2010 by jessica*

**geometry**

line BD bisects angle ABC. Solve for X and find the measures of angle ABC. angle ABD= 5X, angle DBC= 3X + 10 I don't really understand this question so can someone please help me solve this and explain to me how they solved it/ show the steps of how to solve this question. ...
*September 2, 2014 by Tonya*

**Geometry**

Suppose both pairs of opposite sides of a quadrilateral are parallel. Which angles of the quadrilateral must be supplementary? I do not understand what this question is asking and how I should answer. Please help if you can!
*October 29, 2009 by Faith*

**Geometry **

I am working on my final project. I do not understand how to determine whether the lines are parallel, perpendicular, or neither y = 5( 4x + 9) and y = - 1/20x - 4 I know that the formula is y=mx+b but I do not understand.
*February 27, 2010 by Anonymous*

**toxicology- can someone re work this question?**

Hi, I have to answer this question "why do we say that metabolism is the factor that most accounts for differences among species in the toxicity of some xenobiotics? I dont understand what the question means- I understand all the words in the question, but I am confused what ...
*February 20, 2008 by brian*

**Writing**

I am doing a journal review paper for Psychology. What are the implications of this work (i.e. what light does it shed on the particular topic related to psychology)? I do not understand the question. What is it asking me to do? Can someone explain the question so I am can ...
*November 14, 2012 by Ana*

**geometry**

T is the set of all positive numbers n such that n <50 and the square root of n is an interger. What is the median value of the members of set T? A. 4 B. 16 C. 20 D. 25 E. 49 I will be happy to critique your work on this. I don't really understand the question?
*January 31, 2007 by marco*

**chemistry**

I am having a ton of trouble with this lab question, I do not understand it at all. The question is: Show how the rate of reaction in reciprocal seconds was calculated for the mixture in question 1, using the class average. The mixture in question one is: 3HSO3^- + IO3^- + ...
*November 21, 2010 by blue fire*

**CHEMISTRY**

I am having a ton of trouble with this lab question, I do not understand it at all. The question is: Show how the rate of reaction in reciprocal seconds was calculated for the mixture in question 1, using the class average. The mixture in question one is: 3HSO3^- + IO3^- + ...
*November 21, 2010 by blue fire*

**Geometry **

For each property listed from plane Euclidean geometry, write a corresponding statement for non-Euclidean spherical geometry. A line segment is the shortest path between two points Hey guys I want to know how to do this and can you help me with this question?
*May 29, 2011 by Anonymous*

**geometry:linear measure and precision**

how to find examples of rulesfor this theme I'm not quite sure what information you are seeking. I need more details. However, I searched Google under the key words "linear measure rules geometry" to get these possible sources: http://www.tuhh.de/rzt/rzt/it/Geometry.html http...
*August 23, 2006 by Alma*

**kinda easy geometry**

I know this geometry question may be simple for some of you but it is hard for me. I use to be able to do this type of problem but I guess I forgot it over time. Im sure we all do. Any help on this question would help. Thanks in advance for whoever helps me. :-) A line passes ...
*March 9, 2008 by jake*

**Geometry HELP**

Using coordinate geometry to prove that the diagonals of a square are perpendicular to each other. Given: Vertices are at A(0,0), B(a,0), C(a,a) and D(0,a) Slope of AC=1; Slope of BD=-1 Type your proof. (someone plz help cuz i don't understand)
*June 10, 2010 by Ariel*

**Question**

I need help understanding this question. It's for my project that I'm doing about careers. What are the employment possibilities in this field? I don't understand this question. Help is appreciated.
*November 29, 2008 by Larry*

**Math**

Mathmate, I really appreciate all your help regarding my composite function question below but I'm still in need of your help. I don't understand how the range of x^2-x+1 is R. Isn't this a parabola with a minimum for y? Also, I understand minimum and maximum values of sine ...
*September 25, 2010 by Sarah*

**Physics**

1. An airplane is flying with the velocity of 459km/h [E40S], however its ground velocity is 498km/h [E24S]. Determine the velocity of the blowing wind. (Use the vector subtraction diagram and geometry to solve this question). I drew a diagram and tried solving this question ...
*September 16, 2014 by Tayyabah*

**Geometry - 8th grade**

Well, I am trying to get geometry polygons and angles, but it's really hard to understand what to do. I'm not one to exaggerate and say I'm dying, but I'm pretty desperate for some help. If someone could explain the basics in simple terms or even post a helpful link I would ...
*January 16, 2014 by Larkin*

**Business**

Can you help me to understand what is the role of power in the control process? I am not even really sure I understand what the question is asking
*November 29, 2007 by Matt*

**math**

I asked sue a question yesterday and don't understand the answer can you explain? Here what it was I think this question has a typo because none of the multiple choice answers fit. The question is which of the following values is in the solution set of inequality 8-7x<-6? A...
*December 28, 2012 by Es*

**AP Chem please help!**

The electron-domain geometry and molecular geometry of iodine trichloride are __________ and __________, respectively. The answer is trigonal bipyramidal, T-shaped, respectively- I do not understand the approach
*January 29, 2013 by Sonya*

**Geometry - Transformations and Dilations**

When a square of area 4 is dilated by a scale factor of k, we obtain a square of area 9. Find the sum of all possible values of k. I do not understand...it is not 3/2, as I was told, but I don't understand why? Help?
*February 21, 2013 by Knights*

**please help with geometry - dilation**

When a square of area 4 is dilated by a scale factor of k, we obtain a square of area 9. Find the sum of all possible values of k. I do not understand...it is not 3/2, as I was told, but I don't understand why? Help?
*February 21, 2013 by Knights*

**english**

I'm having trouble understanding how to answer this question about a reading I did, the question is "could Joe have anticipated John's approach?" could anyone possibly help me understand what this question means better.....thanks
*February 19, 2009 by tina*

**math**

Original Question is: how many 1/2 miles are in 12 miles? write the division question 12 divided by 1/2= 24 what multiplication question could the model also answer? 12 x 2 =24 This is the one I didn't understand Write the question given as a multiplication question?
*December 10, 2013 by Libby*

**history**

I dont understand this question: the removal of general mcclellan represents a loss of the army and the potomac and a victory for the interfering politicans in washington (validate) i know that mcclellan was replaced by grant because he was to hesitant to attack. but i dont ...
*May 28, 2009 by Andre*

**history**

I dont understand this question: the removal of general mcclellan represents a loss of the army and the potomac and a victory for the interfering politicans in washington (validate) i know that mcclellan was replaced by grant because he was to hesitant to attack. but i dont ...
*May 28, 2009 by Andre*

**Math (Trying to understand) 4th**

Hi I need help with something. I need to understand what it is trying to ask me. Thanks. (This is online homework) Question: Omit % sign in all of the answers! Change the numbers to percent (don't round) Express your answer as a common fraction, not mixed number. So, for ...
*July 10, 2014 by Help me!*

**reading**

In the story of" Milkweed by Jerry spenilli" There is a question I did not understand Question is. How does Misha's observation reveal his state of mind? Why didn't he simply say,"the knots in the barbed wire were shiny"? Can anyone help me answer this question please?
*April 26, 2009 by john*

**Geometry**

If you go to Eden a math tuition you will have the diagram for this question but if you do not there will be ... LET ME JUST GET TO THE QUESTION Question: what is the measure of MQ in the diagram shown?
*January 25, 2013 by Jamie*

**Geometry HELP**

Using coordinate geometry to prove that the diagonals of a square are perpendicular to each other. Given: Vertices are at A(0,0), B(a,0), C(a,a) and D(0,a) Slope of AC=1; Slope of BD=-1 type your proof. (I've gotten help on this earlier but I still don't understand. Mathmate ...
*June 11, 2010 by Ariel*

**Math**

I have no idea how to understand quantitative comparison questions which involves the understanding of arithmetic mean. I need to understand the question first to do the problem, please explain. Thank you
*May 12, 2009 by DANA*

**english 3**

What did Smith note the President? Please clarify your question. Is a reference to a book? Which Smith? Also -- as written, your question doesn't make any sense to me. We'll be glad to help you when we understand your question and to what it's referring.
*June 19, 2007 by Anonymous*

**AP Chem**

The electron-domain geometry and molecular geometry of iodine trichloride are __________ and __________, respectively. The answer is trigonal bipyramidal, T-shaped, respectively- I do not understand the approach PLEASE EXPLAIN HOW YOU GOT THE ANSWER!!!
*January 29, 2013 by Sonya*

**Geometry**

Hi, I'm having a difficult time understanding a couple of Geometry questions on my homework and I'd really appreciate it if someone could answer them and explain to me how to get the same answer. Question 1: A regular pentagon has an apothem of 3.2 m and an area of 37.2 m². ...
*March 15, 2012 by Tyler*

**Business Computer Information Systems**

In 3–5 sentences, discuss special considerations for using blogs and wikis in research. I don't understand this question good can you guys please help me understand what i am sopose to do.
*November 9, 2010 by yelena *

**Psychology**

How have you used the scientific process (unsystematic observation, building theories, and evaluating propositions) in your life to better understand your personality? Provide an example in your response. What does this question mean? I don't understand when they say "to ...
*September 19, 2008 by Alex*

**Adv. Math**

Find the interest to the nearest cent Question #1 Amount: $5432 Annual Interest Rate: 6.2% Time: 3 years Question #2 $4500 at 5.5% for 4 1/2 years Question #3 $3680 at 6.75% for 2 1/4 years Question #4 5.5% for 1 3/4 years on $2543 I'm sorry for so many but I just don't ...
*April 7, 2008 by Kenya*

**Chemistry**

I'm confused with this question as I don't understand how to write the reactions. Here is the question if you could please help me with this question or just even give me an example on how to do it. I would really appreciate it. Thank you. Write the oxidation and reduction ...
*July 20, 2009 by Cori*

**Repost - Geometry question**

"please help me" posted this earlier: If m angle sign 1=37 degrees what is m angle sign 4 My answer: 43 degrees which is wrong. Correct answer: 37 degrees I don't understand how to do this.
*June 5, 2014 by Writeacher*

**English: Shakespeare-Othello**

i need help please. idont understand this question. as he enter desdemona's bedchamber in order to kill her, othello mutters: it is the cause, it is the cause, my soul. what is he talking about? in what way might he be rationalizing Desdemona's murder? i've been at for about ...
*December 2, 2010 by Need Help*

**math help**

did anybody answer my question drwls answered your geometry question.
*October 3, 2006 by jessica =]*

**10 grade English**

Write an essay comparing Baldwin's account of the Titanic with Rosenthal's account of his visit to Auschwitz. In your paragraph, explain how the tone and purpose of each essay is different. Support your argument with at least one example from each essay. Hello I really can't ...
*November 7, 2010 by Randell*

**fraction**

Give examples of three categories of fraction models. What real models have you used that correspond to each of these? I pretty much understand the first part of this question: I know that the three models are set model, length or measurement model and region or area model. ...
*March 17, 2008 by Ashley*

**geometry**

I was assiged a 44 question assigment and I really need some help.I'm stuck on this question: "Find the coordinates of S for RS if Q is the midpoint and R is an endpoint. Q(-6,-5),R(-4,4)
*August 28, 2012 by Rick*

**Psychology**

What is meant by this question: What is the theory underlying ANOVA? I don't understand what the question is asking and cannot find an exact answer.
*October 5, 2009 by Cindy*

**English-Ms. Sue**

My other question: Is there a structure to this selection? Dicuss. I do not understand this question, can you please explain, thanks
*February 1, 2010 by Sara*

**social studies**

hi i need help with this question (Name 3 produce produccts) i don't understand the question please helppppppppppp
*February 1, 2011 by 3 grade*

**fractions URGENT!!!!!!!!!!!!!!!**

Is 2/3 the smallest out of 1/3? Are you asking if 2/3 is smaller than 1/3? If that's your question, the answer is no. If that's not your question, please rephrase so teachers will understand. Thanks. =)
*February 26, 2007 by bria*

**Pre-Cal**

1) My last question was wrong. The question should read: Fill in the blanks As x --> pi+, sin x --> ? and csc x --> ? I do not understand this!
*February 28, 2010 by Abby*

**trig**

I don't understand the question... (This homework question was removed due to a copyright claim submitted by k12.com.)
*March 1, 2010 by BT*

**physics **

please tell me f(x)=rho_1*g*A the solution of which question I cannot understand plz give the 3 to 4 words of question as a hint
*May 3, 2013 by faryia *

**math - Please help me to understand**

The average selling price of homes in a certain city is $356,300. Assume the variable is normally distributed with a standard deviation of $64,600. If 396 homes are for sale, how many homes will sell for more than $325,000? (Round up to the next whole number.) I don't ...
*November 28, 2011 by Jennifer*

**math - Please help me to understand**

The average selling price of homes in a certain city is $356,300. Assume the variable is normally distributed with a standard deviation of $64,600. If 396 homes are for sale, how many homes will sell for more than $325,000? (Round up to the next whole number.) I don't ...
*November 29, 2011 by Jennifer*

**Algebra again**

I don't understand how to do this problems: Solve for the variable r, C=2PIr (PI is the pi symbol thing then r is next to it) and this problem solve for the variable l, S=B+1/2Pl I know this is the same question, but I somewhat understand how to get the answer but I was ...
*November 18, 2006 by Avalon*

**Chemistry**

If 25 grams of copper(II) sulfate pentahydrate were heated until all water was removed, how much residue would remain?- Could someone help me understand this question? I don't understand it at all. Thanks
*February 3, 2013 by Shadow*

**geometry**

solve the proportion: 5/2=22/24w the answer is 11/30 but I don't understand how you get that.
*June 9, 2014 by Emma*

**Spanish**

I don't understand this question. ¿Qué le diste a tu madre o a tu padre en su cumpleaños? btw I can't SHOW WHAT I THINK b/c I don't get the question. Thanks a bunch:)
*July 12, 2008 by Anonymous*

**Geometry Proofs, HELP!!**

I need help, I have a Geometry Exam on Monday. And I don't understand proofs one bit. If someone could help me with some proofs that would be awesome!! You have to post specific questions to get specific help. My experience is that on proofs studying with a competent friend is...
*January 3, 2007 by ccseagle*

**Family and Consumer Science**

1. Identify - What are four (4) influences that give you a unique indentity? What does this question means??? I'm going to answer it I just want to know what does this question means so that way I can understand it in order to answer this question.
*February 13, 2012 by Laruen *

**Health**

I am writing a paper and don't understand this particular question.. What does it mean if a patient is part of a marginalized population? Can someone help explain this question?
*February 14, 2010 by Jen*

**Chemistry**

I don't understand this question, thanks to whoever tries to help!! (This homework question was removed due to a copyright claim submitted by k12.com.)
*May 31, 2013 by So confusing.. Anyone help??? Kylie*

**To Devron**

Since you are a biochemist please look at the post below by C. I tried answering the question but I really don't understand the question. Perhaps you can help.
*January 18, 2015 by DrBob222*

**geometry**

1.in which geometry do lines no contain an infinite number of points? (a) plane coordinate geometry (b) discrete geometry (c) graph theory 2. in which geometry do points have thickness? (a) plane coordinate geometry (b) discrete geometry (c) graph theory i think the answer is...
*August 30, 2011 by SoccerStar*

**biology 11**

i am soo stuck on this question please help. 3. It is hard to understand how seemingly random events like mating could lead to evolution in a particular direction. What must we understand about natural selection that would allow this to happen?
*April 10, 2008 by emily*

**Psychology**

I am writing a paper and do not understand part of this question. The question is as stated: Describe the background, theoretical perspective, and contributions to the field of psychology of the person you have chosen. What is meant when I have to describe their theoretical ...
*August 23, 2009 by Carly*

**Quick Science Question**

I have a question. Is a Atwood Machine a suspended pulley? I have question asking me what the machine is, and there are two answers with the word pulley in them. I am really confused between the two. I have tried looking it up, and I get confused again because I don't ...
*March 19, 2014 by Brady*

**Geometry equation**

I do not understand how to work a problem or equation out for geometry. The equation refers to two parrellel lines that have a transversal line running diagonal through each one. The exterior anglebottom left part of the top parrellel line, measures at 52 degrees. how do I ...
*May 11, 2010 by BWB*

**Pre-Algebra**

Hi, Well, I have a test tomorrow and I was hoping thats someone could maybe help me? I don't understand probability... Here's a question I don't understand: Find the probability of tossing three coins and getting only two tails. Can anyone help?
*May 23, 2008 by Lily*

**Geometry**

Can someone explain inscribed circles to me? I do not understand whatsoever.
*January 6, 2010 by Ashley*

**Geometry **

Find the measure of the sides of an equilateral PQR if PQ = 5x - 7 and PR = 2x +5. I cannot understand this!
*May 29, 2011 by Traveling Girl*

**geometry**

AB=9a BC=12a AC=42 I don't understand how to work this out if I don't have say 3y+1.
*October 2, 2014 by Cesar*

**Math**

I'm using the quadratic equation and I understand how to use it, but the format my text book gives the answers in is what I don't understand. If I have (2+/-Sqrt(8))/2 I know that x can either equal 2.41 or -0.14 However, my textbook is giving me the answers as 1+Sqrt(2) and 1...
*January 10, 2010 by Sam*

**Chemistry - molecular polarity**

Hi Dr. Bob. Could you please take a look at the question below and my work? I'm not sure how to get the correct answer for this question. I would greatly appreciate your help! How many of the following molecules are polar? BrCl3 CS2 SiF4 SO3 A) 1 B) 2 C) 3 D) 4 E) 0 The ...
*April 18, 2013 by Constantine*

**Microeconomics (margin Utility) need clarification**

Someone was kind enough to help me with this question, but i was still confused on how they helped me with the first part of my question. The original question was: You go to an auction and set a maximum price of $100 you are willing to bid on an item. However, you are ...
*October 15, 2008 by David*

**math**

Posted by mota THE MASS OF THE SUN IS ABOUT 10^27 METRIC TONS , OR 10^30 KILOGRAMS . HOW MANY KILOGRAMS ARE IN ONE METRIC TON ? ----------------------- math - drwls 1000. ----------------------- explain please i want to understand this question :) this is my question i posted ...
*March 2, 2008 by mota*

**Geometry Question number 4**

If I have BC = 2x + 1, CD = 3x - 4 and BD = 22,how do I find the value of x? Do you have a triangle? What kind of triangle is it? Your question is incomplete. Or is this part of a question? It looks like a question I have seen before where the first part asks for coordinates ...
*July 25, 2007 by Jim*

**trig**

Why do you have to leave one side alone when proving a sentence to be true? This question relates to identifying trigonometric identities to be true, however, my teacher says this question applies to everything. I do not understand this question, let alone, the answer. Can ...
*January 18, 2010 by John*

**social studies**

my previous question was for ancient egypt and mummification process in the after death I still don't understand your question. Can you explain more about it?
*November 6, 2006 by pappy*

**chem**

Sorry I wrote that wrong. The exact question from the textbook says, 'Comment of the effect of concrentration of reaction time.' I don't really understand the question.
*January 7, 2012 by Arnold*

**Quick geometry question**

My geometry teacher said something about when putting supplementary down for the answer doesn't quite necessarily work all the time. Is that true? Why is that? Would it be best just to put linear pair in for supplementary?
*September 10, 2014 by Anonymous*

**Geometry**

I don't undestand this question in my geometry textbook. Could nayone explain it to me? Can you fit all of the interior angles of a quadrilateral around a point without overlap? What about the interior angles of a pentagon?
*December 22, 2011 by Anonymous*

**geometry**

Point P is on the number number line. The distance between O and P is four times the distance between P and 30. What is the sum of two possible values of P? What are two possibilities for the coordinates? Let me make sure I understand what's asked. "Point P is on the number ...
*September 7, 2006 by Brian*

**Math**

I'm having problems with this question, to tell you the truth I dont understand the problem. Andrew is considering building a clubhouse in the shape of a rectangle. His sketch of the clubhouse is.... (its a drawing of a rectangle with 8 ft at the top and 4 ft on the left end)...
*April 21, 2009 by Lemar*

**character education**

what 19 characteristics that make a person resposible and irresponsible? I'm sorry, but I don't understand your question. It sounds like this is a question from a textbook, which will be the best source for this answer.
*August 15, 2006 by nia*

**Jules**

Could someone answer this question so I understand it. Thanks Given the supply function: p = S(x) = 5(e^0.02x-1) Find the average price (in dollars) over the interval [31,36]. Only the 0.02 is ^ in the e in the question.
*April 23, 2011 by Anonymous*

**Math**

Could someone answer this question so I understand it. Thanks Given the supply function: p = S(x) = 5(e^0.02x-1) Find the average price (in dollars) over the interval [31,36]. Only the 0.02 is ^ in the e in the question.
*April 23, 2011 by Jules*

**Geometry question**

On a number line, the coordinates of A, B, C, and D are -5, -2, 0, and 3 respectively. How do I find the length of each segment? Are they congruent? Can't you just "count" the units between points? This looks like a trivial question.
*July 25, 2007 by Jim*

**geometry**

ok i dont understand the whole sine cosine and tangent its confusing and i hate it
*April 7, 2009 by morgan*

**Geometry**

The m<A is 10 more than 4 times its supplement. Find the m<A. I dont understand how to solve this problem.. Thank You for your help.
*December 14, 2010 by Anna*

**Geometry**

Find the coordinates of the midpoint of a segment with the given end points. I don't understand how K(-9,3), h(5,7)
*September 25, 2012 by Ange*

**Geometry**

I don't understand any of this :( "What is the area of a trefoil whose horizontal base has length 2?" Please help!!!
*July 28, 2014 by Sheenybeany*

**Math Question--dont understand**

Restrict the domain to the set of natural numbers. Mark the dots points on the graph which represent the function on the restricted domain. I dont understand how to do this.
*September 14, 2011 by Anonymous*

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