Sunday

September 21, 2014

September 21, 2014

Total # Posts: 71

**Geometry**

In rectangle PQRS, PR=18x-28 and QS=x+380. Find the value of x and the length of each diagonal.
*March 10, 2014*

**math**

FInd the circumcenter of the triangle (-2,4),(-2,1), (1,-1). Can someone help I'm so confused.
*March 10, 2014*

**math**

the legs of an isosceles triangle have lengths x+1 and -x+7. the base has length 3x-3. what is the length of the base? a. 6 b. cannot be determined c. 4 d. 3
*March 9, 2014*

**Calc I**

Find f '(a). f(x)= sqrt(1 − 6x)
*January 20, 2014*

**Chemistry**

Calculate the mass (in grams) of sugar, C12H22O11, in 166.4 mL of a 1.79 M solution of sugar.
*July 19, 2013*

**College Algebra**

Alfred has just developed a new super ball and you have been asked to test its rebound capabilities. From your experiment you have found if you drop the ball from a height of 250 centimeters the first bounce average is 180 cm. rebound ratio = ? Using this rebound ratio, ...
*February 27, 2013*

**Physical science **

If a ball is thrown straight up at a speed of 24.7 m/s, for how long of a time will it continue to rise before it starts to fall back down?
*February 19, 2013*

**Math**

solve. If 1/4inch equals50miles find the miles represented by 41/2 miles.
*February 6, 2013*

**calculus**

A hot-air balloon is 150 feet above the ground when a motorcycle passes directly beneath it (traveling in a straight line on a horizontal road). The motorcycle is traveling at 40 mph. If the balloon is rising vertically at a rate of 10 ft/sec, what is the rate of change of the...
*November 13, 2012*

**different question**

This is kind of random...but, have they proven which language is the easiest for a native English speaker to learn? Was just wondering... I wonder if it is actually Spanish...
*April 23, 2012*

**chemistry**

You extract the iron from a tablet and dilute that to 600.0 ml in a volumetric flask. You transfer 0.600 ml of this solution to a 75.0 ml volumetric flask and dilute this to volume. When you measure the concentration of this solution, you find that it is 3.78 mg Fe/L (ppm). ...
*March 28, 2012*

**trig**

SOlve over (2,pie) and find the general solution in radians. 2sin3x = square root of 2
*March 12, 2012*

**math**

A company employs six people and plans to select a group of two of these employees to receive advanced training. How many ways can the group of two employees be selected?
*February 5, 2012*

**finite MAth**

1- 4+6+7=17 17-3=14 17!/14! =680
*January 26, 2012*

**anthropology 101**

1. Race: (Points : 1) is a cultural classification that often reinforces stereotypes. *is a scientific classification based on definable genetic differences. provides the basis for a science of humanity. is a way to delineate people’s intelligence. 2. Before colonialism...
*December 18, 2011*

**Earth Science**

Near shore, larger sand and gravel particles are moved along the ocean bottom by ____. a. deposition b. turbulence c. spits d. density currents
*October 18, 2011*

**Algerbra**

The area of a rectangle is 243cm^2. The length is three times greater than the width. What are the dimensions of the rectangle?
*October 2, 2011*

**math**

A 2005 Honda minivan can travel 240 miles in the city on 4 gallons of gas. Find the amount of gas required for 360 miles of city driving. (hint: use a proportion).
*July 6, 2011*

**algebra**

5. 16t2 gives the distance in feet a free-falling object falls in t seconds. 16t2 + 10t gives the distance an object falls in t seconds when it is thrown down with an initial velocity of 10 feet per second. Use this polynomials to: Find how far a quarter thrown down with an ...
*July 3, 2011*

**algebra**

5. 16t2 gives the distance in feet a free-falling object falls in t seconds. 16t2 + 10t gives the distance an object falls in t seconds when it is thrown down with an initial velocity of 10 feet per second. Use this polynomials to: a. Find how far a wallet dropped from the ...
*July 3, 2011*

**Physics**

A radiation worker is subject to a dose of 150 mrad/h of protons for one 40 h work week. How many times the yearly allowable effective dose did she receive?
*April 24, 2011*

**science**

Which is NOT associated with upwelling?
*April 18, 2011*

**Macroeconomics**

. Atlantis is a small, isolated island in the South Atlantic. The inhabitants grow potatoes and catch fresh fish. The accompanying table shows the maximum annual output combinations of potatoes and fish that can be produced. Obviously, given their limited resources and ...
*March 29, 2011*

**AP Chem**

What is the pH of 0.2 M solution of sodium propanoate?
*March 9, 2011*

**physics**

What is the kinetic energy in J of a 66 g tennis ball approaching a tennis racket at 11.9 m/s?
*February 7, 2011*

**music**

Please can anyone help me with a musical puzzle.... I'm looking for hidden GPS coordinates within the musical notation... I know it's Figured Bass...that much I have figured out... I have read up a bit... It must start with 53... That's obvious...
*January 22, 2011*

**com 155 review**

I am supposed to provide five examples of how the reviewer of the movie Burlesque used adverbs and five examples of the use of adjectives. I also need to decide if they used them effectively, why or why not. (yes, I know the last question I will have to decide for myself. The ...
*December 9, 2010*

**comm 155 continued**

I following is a paragraph regarding my experience with credit cards. I now need to bold the nouns and pronouns and underline the verbs. I do not know why, but I am having a hard time with this. Any help please. When I was 18, I received my first credit card. When I first ...
*December 8, 2010*

**Com 155**

Thank you both for your help, I have another problem that I have just posted, any help on it would be appreciated.
*December 8, 2010*

**Com 155**

I following is a paragraph regarding my experience with credit cards. I had to use least five adverbs and five adjectives in my paragraph. I have to bold the adverbs and underline the adjectives, the only problem is I am having a hard time figuring out which are adverbs and ...
*December 8, 2010*

**Business Finance**

Your firm is contemplating the purchase of a new $869,500 computer-based order entry system. The system will be depreciated straight-line to zero over its 5-year life. It will be worth $84,600 at the end of that time. You will be able to reduce working capital by $117,500 (...
*December 4, 2010*

**Business Finance**

Vandalay Industries is considering the purchase of a new machine for the production of latex. Machine A costs $2,190,000 and will last for 7 years. Variable costs are 38 percent of sales, and fixed costs are $122,000 per year. Machine B costs $4,530,000 and will last for 11 ...
*December 4, 2010*

**Math**

'bonnie has b stickers. first, bonnie gave away 1/6 of her stickers. Then Bonnie got 12 more stickers, and she has 47. Write an equation, involving B, the corresponds to this situation"
*October 29, 2010*

**Statistics**

a normal distribution ha am ean of 80 with a standard deviation of 20. what score seperates the highest 15% of the distribution from the rest of the score?
*October 1, 2010*

**grammar**

Part III: Revision In this section of the final, revise the sentences provided to correct the grammar errors indicated. (In many cases there will be more than one correct alternative to the sentence provided; credit will be given for all correct answers.) Revise the following ...
*July 9, 2010*

**Math 12**

The mean and standard deviation of a set of data are two measurments that describe the data. A certain student has written 8 out of 10 unit exams, which are equally weighted. The student misses the ninth exam and receives a score of 0. However, for the last exam, the student ...
*May 20, 2010*

**math 12**

The mean and standard deviation of a set of data are two measurments that describe the data. A certain student has written 8 out of 10 unit exams, which are equally weighted. The student misses the ninth exam and receives a score of 0. However, for the last exam, the student ...
*April 8, 2010*

**math 12**

The mean and standard deviation of a set of data are two measurments that describe the data. A certain student has written 8 out of 10 unit exams, which are equally weighted. The student misses the ninth exam and receives a score of 0. However, for the last exam, the student ...
*April 7, 2010*

**Physics**

Two speakers are driven by the same oscillator with frequency of 140 Hz. They are located 4.00 m apart on a vertical pole. A man walks straight toward the lower speaker in a direction perpendicular to the pole. He will hear the minimum in sound intensity twice. How far is he ...
*March 18, 2010*

**Math**

A semi-truck travels on a paved road for 2 hours at an average speed of 20 miles per hour faster than it travels on a dirt road. The time spent on the dirt road is 3 hours. If the entire trip is 200 miles, how fast is the truck traveling on the dirt road?
*February 12, 2010*

**Accounting**

How does budgeting help management make good business decisions?
*January 5, 2010*

**math**

I need help finding the reciprocal of 1/3, (9-4) ?
*September 5, 2009*

**biochemstry**

Acetyl CoA is the answer according to the book, pg 741.
*September 1, 2009*

**Math**

I need help with the first and third quartiles of 15,17,19,22,23,27,31,36,43,44,48,54,57 is the answer 20.5;46 or 20.5;48
*August 30, 2009*

**Math**

What do I do if zero is in a fraction?
*August 26, 2009*

**Business**

What does global implication mean in relation to sole proprietorship, partnerships, corporations, limited liability corporations, joint ventures and franchises?
*August 23, 2009*

**Math**

20% on $600,000 =
*August 21, 2009*

**Accounting**

13-22 Martin Shoes, Inc. (Planning a Database Using REA and E-R Methodology) Martin Shoes, Inc., manufactures and distributes orthopedic footwear. To sell its products, the marketing department requires sales personnel to call on the shoe retailers within their assigned ...
*July 2, 2009*

**re-Writeacher,Bobpursley+SraJMcgin**

Thankyou so much to all of you for helping me all of your ideas and sites you found have helped me alot. thankyou again. you are all stars!
*June 4, 2009*

**RE-re teachers**

Please could someone help me for my re assignment i need to find 3 reasons why miracles occur and 3 reasons why they don`t occur. ive looked my self but i am struggling thankyou
*June 3, 2009*

**Geology**

Question: "List 2 erosional features and 2 depositional features associated with glaciation." Is "Two erosional features associated with glaciation are truncated spurs and cirques. Two depositional features associated with glaciation are glacial till, and ...
*May 20, 2009*

**Geology**

Question: "List 2 erosional features and 2 depositional features associated with glaciation." Is "Two erosional features associated with glaciation are truncated spurs and cirques. Two depositional features associated with glaciation are glacial till, and ...
*May 20, 2009*

**Geology**

Suppose the shadow zone for P waves was located between 90° and 110°, rather than between 105° and 140°. What would this indicate about the size of the Earth’s core?
*May 20, 2009*

**religion.. (is this correct.)**

It would depend on the religion and where you live! People claiming to be Christian did do some bad things... but then they were strongly misled by teh Roman Catholic Church or they were not true Christians. Islam today teaches to kill as it did hundreds of years ago. WHile ...
*February 10, 2009*

**religion**

Christianity did depend on prophets BC, but after Christ had died at the beginning of AD God began speaking to anyone and working through others- fishermen, carpenters, and tax collecters. Now, the Christians can read the parts written by ordinary people
*February 10, 2009*

**English**

WHy would it have to be about religion? SOmetimes it was, which was not good representation of either religious party, but it shouldn't be and it isn't always the cause
*February 8, 2009*

**com 220**

Students should follow the steps in Finding, Evaluating, and Utilizing Information to complete a general search for reliable sources: (1) What is the purpose and affiliation of the organization or author related to the article? (2) What are the author’s credentials? (3) ...
*December 3, 2008*

**SraJMcGin**

thankyou so much for you help . it was a big big help !
*September 12, 2008*

**ICT YEAR 8**

i need to find the definition and if possible give an example of the following words:- search engine , advanced searched , isp , hyperlink , intranet , favourites , history , attachment , groups. 2) what 4 things are needed to access the internet? thanks so much for all your ...
*September 12, 2008*

**speech**

what is perception?
*September 8, 2008*

**speech**

what are the seven types of nonverbal communication? 1- posture and gesture 2- face and eyes 3- touch 4- clothing 5- distance 6- time 7- ???????
*September 8, 2008*

**speech**

how does your own nonverbal communication affect you while speaking to a qroup?
*September 7, 2008*

**speech**

how can language be a barrier in a situation? How can language be beneficial in a situation?
*September 3, 2008*

**College Algebra**

Find a record breaking temp. for a city. Include name of city, temp., and record broke. Give the formula for converting degrees F. to degrees C. Using the formula show how to convert to degrees C. Part 2) Find real life application of a linear function. State the application, ...
*June 15, 2008*

**DrBob222**

Thank you very much. I appreciate it a lot.
*March 28, 2008*

**Physics**

When a certain material is illuminated with visible light, electrons jump from lower to higher energy states in atoms of the material. When illuminated by ultraviolet light, atoms are ionized as some of them eject electrons. Why do the two kinds of illumination produce such ...
*March 27, 2008*

**Physics**

Since an absorbing gas reemits the light it absorbs, why are there dark lines in an absorption spectrum? That is why doesn't the reemitted light simply fill in the dark places?
*March 27, 2008*

**Physics**

A lamp fimament is made of tungsten. Why do we get a continuous spectrum rather than a tungsten line spectrum when light from an incandescent lamp is viewed with a spectroscope?
*March 27, 2008*

**Physics**

Why doesn't a neon sign finally run out of excited atoms and produce dimmer and dimmer light?
*March 27, 2008*

**Physics**

Ultraviolet light causes sunburns, whereas visible light, even of greater intensity, does not. Why?
*March 27, 2008*

**la**

what are possive pronouns
*December 12, 2007*

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