Tuesday

October 21, 2014

October 21, 2014

Post a New Question | Current Questions

**11th grade**

Hi I am looking for sample travel brochure (made with Publisher or the like) of a spanish speaking country. I have the assignment of writing a trip itenerary to a spanish speaking country and I feel like an example would help lead the way.
*Monday, May 18, 2009 at 5:13pm*

**US history**

Hi, I have an assignment to write a research paper of my choice. I chose september 11th but I need to come up with my own prompt. I came up with this one To what extent did the tragic attack of September 11th effect our nation as a whole, as well as terrorism around the world...
*Thursday, May 14, 2009 at 8:26pm*

**11th grade**

A lifeguard was staring at a ship in the distance, and watched the smokestack as the ship went out to sea. The lifeguard's eye level is 4 meters above sea level. If the height of the smoke stack above water is 30 meters and the radius of earth is about 6400km, how far off ...
*Friday, April 10, 2009 at 3:56pm*

**11th grade Algebra II**

if the roots of ax^2+bx+c=0 are real, rational, and equal, what is true about the graph of y= ax^2+bx+c? 1.) it intersects the x-axis at two distinct points. 2.) it lies entirely below the x-axis 3.) it lies entirely above the x-axis 4.) it is tangent to the x-axis i think the...
*Tuesday, March 31, 2009 at 10:26pm*

**11th grade Chemistry**

[mole-mole] How many moles of NaOH are needed to react with 5.0 moles of sulfuric acid, H2SO4??? Equation: H2SO4 + 2 NaOH ---> Na2 SO4 +2 H2 O
*Monday, March 30, 2009 at 7:39pm*

**11th grade-World Geography**

In the movie "Cry Freedom": 1)who was the speaker at soccer game & why did the police pick him up? 2)Where did Biko's wife hide subversive documents? 3) Who did police pick up on street? 4) What happened to this person? 5)How did the news report on the radio ...
*Wednesday, March 4, 2009 at 11:20am*

**11th grade**

A person, who weighs 688N, swings from a cliff at the end of a convenient vine that is 18m long. From the top of the cliff to the bottom of the swing he descends by 3.2m. The vine will break if the force on it exceeds 950N. a) Does the vine break? b) If no, what is the ...
*Tuesday, February 10, 2009 at 9:47pm*

**11th grade: Physics**

For each pair of frequencies below, calculate the ratio of their frequencies as a simple fraction, then determine which pair has the higher dissonance. a) 261.6 Hz and 392 Hz b) 349.2 Hz and 392 Hz I just don't know how to make these into simple fractions. Please help me
*Sunday, December 14, 2008 at 1:31pm*

**11th grade:AP Biology**

This is concerning Ecology. Question: You turn on a light and observe!@#$%^&roaches scurrying to dark hiding places. What have you observed? A. taxis B. learned behavior C. migration D. visual communication E. operant conditioning I have already crossed out migration; however...
*Wednesday, December 3, 2008 at 12:06am*

**11th grade ..CHEMISTRY**

This is a Quantitative Redox titration. (KMnO4) = 1.8 G.. 500 ML after the experiment we had to record the data of the 3 trials. 1. Trial - VolUme FeSO4 = 10.00 Ml - VOlume KMnO4 11.00 Ml 2. Trial - VolUme FeSO4 = 10.00 ML - VOlume KMnO4 11.15 Ml and we ran outa the solution...
*Wednesday, November 5, 2008 at 5:16pm*

**11th grade math algebra 2 trig**

Dr. Bob222 Iam sorry for my improper use of grammar. (not intended in a smart alike way.) you are buying beads and string to make a necklace. The string coast $1.50; A pack of 10 decorative beads costs $0.50; And a pack of 25 plain beads costs $0.75. You can only spend $7.00 ...
*Thursday, October 9, 2008 at 11:03pm*

**11th grade math algebra 2 trig**

you are buying beads and string to make a necklace. the string coast $1.50 a pack of 10 decorative beads costs $0.50 and a pack of 25 plain beads costs $0.75 you can only spend $7.00 and you need 150 beads you wish the necklace to be as decrative as possiable how many packs of...
*Thursday, October 9, 2008 at 10:51pm*

**11th grade math algebra 2 trig**

the tens digit of a two digit number is 6 more than the units digit. the number is 36 more than the number when the digits are reversed/ what is the number?
*Thursday, October 9, 2008 at 9:37pm*

**11th grade math**

I Need help with the following question: If moe has 3x as many singles as larry, and Larry has 4X as many doubles as curly. How many singles and doubles did they each have. They only got singles and doubles. They all had the same number of singles and doubles and the total ...
*Monday, September 29, 2008 at 10:15pm*

**11th Grade**

I have a math problem on conics and I am not sure what to do? Workers are designing a TV receiving dish in the shape of a paraboloid of a revolution, the factory sent them a paraboloid that is ten feet across at the opening and three feet deep. What is the best place the ...
*Sunday, September 28, 2008 at 4:55pm*

**11th grade**

The arch of a bridge is a semi ellipse, the span is thirty feet and the top of the arch is ten feet above the major axis. the roadway is horizontal and is two feet above the arch. find the vertical distance from the roadway to the arch at five feet intervals in order to ...
*Sunday, September 28, 2008 at 4:49pm*

**11th grade English urgent**

actually i am not clear about the question too. we have done a story of N. Scott Mamaday where he describes about his horse which he later sells to a Spainish man. He says " I knew where the journey was begun, that it was a learning of the beginning, that the beginning ...
*Monday, September 8, 2008 at 7:57pm*

**English Paper 11th Grade**

I am writing a paper on college athletics vs academics. Below is my introductory sentences. Let me know if it catches your attention or if any changes are needed. Thanks, Britney Are colleges sending the wrong message when they give a student athlete a full scholorship because...
*Monday, April 21, 2008 at 11:09pm*

**trig**

it says solve for all real solutions, compute inverse functions to 4 sigfigs. cos^2x=3-5cosx Devon, what grade level are these questions from? I am having the same problems as with your 9:14 post. Please see my partial solution in the post to bobpursely at 10:54 Devon, I have ...
*Monday, April 16, 2007 at 9:57pm*

**math(QUESTION)**

Suzan has a 69 as her grade in a class. If she does a quiz worth 9% of her grade what will her grade be?
*Friday, March 7, 2014 at 11:13am*

**math**

It says sam test scores for the making period were 60,89,83,99,95,60 Suppose that sams teacher decided to base the marking period grade on the mean. What grade would sam earn? Do you think this is a fair grade explain your reasoning?
*Monday, January 27, 2014 at 8:19pm*

**5th grade math**

In the fourth grade class at Baker Elementary, 9 students are left-handed. The fifth grade has 7 left-handed students and the sixth grade has 6. The number of students in the fourth grade is 3 times the number of left-handed students in the class. The sixth grade has 3 more ...
*Sunday, December 1, 2013 at 8:35pm*

**Math**

Approximately 15% of the students in ST130 obtain A grade. If 3 students are selected at random, find the probability that a)all of them obtain A grade in ST130. b)Exactly 2 obtain A grade in ST130. c)at least one obtain A grade in ST130
*Tuesday, August 27, 2013 at 4:26am*

**math**

Able starts off counting at 13, and counts by 7. What is the 11th number that Able will say?
*Friday, April 5, 2013 at 7:45am*

**math**

An elementary school collected a total of 240 cans during a food drive. Grade 3 students collected 1/3 of all the cans grade 4 students collected 52 cans, and the rest of the cans were collected by grade 5 students. How many cans did grade 5 collect? A.28 B.80 C.108 D.188
*Friday, March 29, 2013 at 11:34pm*

**statistics**

The grades on the final examination given in a large organic chemistry class are normally distributed with a mean of 72 and a standard deviation of 8. The instructor of this class wants to assign an “A” grade to the top 10% of the scores, a “B” grade to the...
*Sunday, March 24, 2013 at 5:22pm*

**Physics 11th grade 'Heat' `**

1) While Laurie is boiling water to cook spaghetti, the phone rings, and all 1.5 kg of water boils away during her conversation.If the water was initially at 15℃, how much heat must have been gained for all of it to turn into a water vapor? 2)By January, the 3.0 kg of ...
*Saturday, March 16, 2013 at 6:35pm*

**Physics 11th grade 'Heat' .**

Finishing his ginger ale, Ramesh stands at party holding his insulated foam cup that has nothing in it but 0.100 kg of ice at 0℃. 1) In sentence above, How much more heat must be gained to raise the temperature of the melted ice to room temperature of 23.0℃? 2)...
*Friday, March 15, 2013 at 8:40am*

**Physics 11th Grade "HEAT' 2**

1) Emily is testing her baby's bath water and finds that is too cold,so she adds some hot water from kettle on the stove. If Emily adds 2.00 kg of water at 80.0 degree celcius to 20.0 kg of bath water at 27.0 degree celcius , what is the final temperature of the bath water...
*Thursday, March 14, 2013 at 11:09am*

**Physics 11th grade 2**

1) A 20 kg rock is on the edge of a 100 m cliff. a. What potential energy does the rock possess relative to the base of the cliff? b. The rock falls from the cliff. What is the kinetic energy just before it strikes the ground? c. What speed does the rock have as it strikes the...
*Monday, March 11, 2013 at 5:13pm*

**algebra**

Find the 11th term of the arithmetic sequence 7, 4.4, 1.8, -0.8, … A. -33 B. -19 C. 33 D. 19 B
*Tuesday, March 5, 2013 at 9:28pm*

**Environmental science 11th **

Describe how energy is produced in a nuclear reaction.
*Monday, February 4, 2013 at 12:04pm*

**math**

The 6th term of an arithmetic sequence is x while the 11th is y find the 1st 2 terms
*Sunday, January 20, 2013 at 9:04am*

**Math**

A coffee dealer mixed 12 pounds of one grade coffee with 10 pounds of another grade of coffee to obtain a blend worth $54. He then made a second blend worth $61 by mixing 8 pounds of the first grade with 15 pounds of the second grade. Find the price per pound of each grade.
*Sunday, October 21, 2012 at 12:23pm*

**Math**

This isn't a question for math homework but i have a really low grade in math and i want to raise it up. What can i do to get my grade up because i am getting progress reports on Monday and i want to get a really good grade.PLEASE HELP!!!!
*Thursday, September 20, 2012 at 8:59pm*

**HIS 103**

Good overview; how did Eastern Orthodox Christianity (which split from the Catholic Church in the mid-11th century) differ from Rome in its basic concepts and worship style?
*Saturday, June 2, 2012 at 9:36pm*

**11TH Geometry**

With the image of O(-2,-1) after 2 reflections. one across the line y=-5 and line x=1
*Saturday, May 12, 2012 at 8:13pm*

**11th grade math**

A farmer wants to fence in 60 000m^2 of land in a rectangular field along a straight road. The fencing that he plans to use along the road is $10 per meter and the fencing that he plans to use for the other three sides costs $5 per meter. a) How much of each type of fence ...
*Sunday, March 25, 2012 at 3:55pm*

**english/11th grade**

I'm supposed to choose how the italicized noun clause is used. Not so sure about the different types of noun clauses.. can someone help me? & also kinda explain the difference? 1. The chairman heard [what was said about the program.] S OP PN DO 2. A good night's sleep ...
*Friday, December 9, 2011 at 5:30pm*

**SLOPE MATH**

The grade of a road is its slope given as a percent. for example, a road with a 6% grade has a slope 6/100. it rises 6 feet for every 100 feet of horizontal run. describe a 100% grade. Do you think you could drive up it?could you walk up it? Is it possible for a grade to be ...
*Tuesday, November 15, 2011 at 11:38am*

**math**

the grade of a road is its slope given as a percent. for example, a road with a 6% grade has a slope 6/100. it rises 6 feet for every 100 feet of horizontal run. describe a 100% grade. Do you think you could drive up it?could you walk up it? Is it possible for a grade to be ...
*Monday, November 14, 2011 at 1:33pm*

**Math**

If you are getting a B in everything else in this class but you don't do any of the news item write ups(which are 9% of your grade, then will your final grade be a B? If not a B, then what will your final grade be?
*Friday, September 2, 2011 at 4:22am*

**Math**

If Brittany has a 49.7% grade average then for her final exam that is worth 20% of the grade and she gets a 90% what would her final grade be?
*Tuesday, May 31, 2011 at 4:51pm*

**Pre algebra**

Kayla has a 41% grade average. On an exam that is worth 20% of her grade she gets a 100%. What is her grade now?
*Wednesday, May 25, 2011 at 8:07am*

**Math**

Kayla has a 41% grade average. Then sha takes an exam that is for 20% of her grade and gets an 100%. What is her grade now?
*Wednesday, May 25, 2011 at 8:02am*

**math**

which term in the expansion of (1/(3x^2)-x)^15 is the constant term? A. 10th B. 11th C. 12th D. 13th
*Tuesday, May 24, 2011 at 10:43pm*

**physics**

Young's modulus for a rod is 4 X 4x10 to the 11th power. what strain will be produced by a tensile stress of 420 MPa? I don't know where to start with this...
*Wednesday, April 27, 2011 at 6:53pm*

**appling middle**

If the data were displayed in a circle graph, what percent of the graph would represent the seventh grade? Enrollment is Sixth grade 64, Seventh grade 64, and Eighth grade is 70
*Thursday, March 10, 2011 at 8:32pm*

**maths**

The probabilities of a student getting grade A, B, C and D are 0.2, 0.3, 0.15 and 0.35 respectively. Then the probability that the student gets 1) At least C grade is __________ 2) At most C grade is ___________
*Thursday, March 10, 2011 at 1:44am*

**Force between Charged Spheres (Physics 11th Grade)**

What is the force between two small charged spheres that have charges of 2 x 10^-7 and 3 x 10^-7 if the distance of r is 30 cm. I think you use Force = the constant of K multiplied by the product of the charges divided by the square of the distance again. If you plug in the ...
*Friday, February 25, 2011 at 2:14pm*

**Force if Distance is Doubled (Physics 11th Grade)**

Two like-charged balloons, placed at a distance of .5 meters, experience a repulsive force of .32 N. What is the force if the distance between the two balloons is doubled? If you use Coulomb's Law, the equation used to find .32 N was Force = the constant of K multiplied by...
*Friday, February 25, 2011 at 2:11pm*

**Science. 11th Grade Pre-AP Physics**

A positively charged light metal ball is suspended between two oppositely charged metal plates on an insulating thread as shown below. After being charged once, the plates are disconnected from the battery. Describe the behavior of the ball. Thank you so much! Could you please...
*Friday, February 25, 2011 at 1:12pm*

**11th grade specialist math**

I'm not sure whether this question is too difficult, or perhaps it is lacking a diagram, but I have been getting no response to this question, something I had not been not expecting. To any maths experts out there, I would absolutely LOVE your help, because I just can'...
*Wednesday, January 12, 2011 at 4:39am*

**11th grade**

Calculate the minimum change in velocity (delta V or ∆V) required for the Space Shuttle to decrease its altitude to 60 miles if it’s orbiting with an apogee of 236 miles and a perigee of 215 miles above the surface of Earth. Use the rule of thumb that below an ...
*Thursday, December 16, 2010 at 12:03pm*

**11th grade**

In this word problem, i really need help and advice on how to solve this. What should i be doing to answer this question? Candy is being sold in two sizes. The original sizes uses a container of radius 2inces and will be sold for $4.99. A coworker suggests doubling the sizes ...
*Tuesday, December 14, 2010 at 9:50pm*

**human development 11th edition**

Why is there a brief mention of religion in the life of elderly facing death? Is it bias?
*Monday, December 6, 2010 at 1:00am*

**Math**

If a grade was drawn at random from the data shown below, what is the probability that the grade is not a B? Grade Frequency A 2 B 8 C 11 D 2 F 1 I think it is 1 out of 5 or 4 but I am not sure? Please help :) Thank you much!
*Sunday, December 5, 2010 at 10:02am*

**Math**

At Smart Middle School students are required to take 7 classes each grading period. At the end of each grading period a student is assigned a final grade (A, B, C, D or F) for each class for the grading period. A student’s overall grade point average for the grading ...
*Monday, November 15, 2010 at 5:40pm*

**11th grade Physics**

Consider a situation in which your car, when coasting down a straight downhill road, acquires a constant velocity. In this situation: a. gravity is the only force on the car b. friction is the only force acting on the car c. the net force acting on the car is zero d. there ...
*Friday, November 5, 2010 at 11:25am*

**11th grade Math**

Two cars travel the same distance. The first car travels at a rate of 37 mph and reaches its destination in t hours. The second car travels at a rate of 54 mph and reaches its destination in 3 hours earlier than the first car. How long does it take for the first car to reach ...
*Wednesday, November 3, 2010 at 10:14pm*

**comparing fractions**

at Morris Elementarhy there are 45 students in each grade, four though six. In the fourth grade, 19 participate in sports after school. Two out of every six fifth grade play sports after schoo;. In the sixth-grade class, seven of every ten students are not playing sports. ...
*Wednesday, November 3, 2010 at 12:11am*

**11th grade physics**

Rachel pulls her 177N suitcase at a constant speed by pulling on a handle that makes an angle (-) with the horizontal. Using frictional force on the suitcase as 27N and Rachels force on 43N on the handle to calculate the net force. 1. What angle does the handle make with the ...
*Tuesday, November 2, 2010 at 3:32pm*

**11th grade Physics**

An open pipe 0.40m in length is placed vertically in a cylindrical bucket having a bottom area of 0.10 m^2. Water is poured into the bucket until a sounding tuning fork of frequency 440 Hz, placed over the pipe, produces resonance. Find the mass of water in the bucket at this ...
*Tuesday, November 2, 2010 at 3:19pm*

**statistic**

rank the following in increasing order and find the position and value of the 11th percentile show all work. 7 5 3 2 9 6 4 3 8 5 5 8
*Tuesday, October 12, 2010 at 7:59am*

**Chemistry (11th) **

Write the reaction for combustion of CH4 include the heat term.
*Saturday, September 11, 2010 at 7:50pm*

**math **

what is 7 to the 11th power equvilant to
*Tuesday, August 31, 2010 at 6:15pm*

**11th Grade Physics**

An aircraft has a take-off speed 180km/h and length 250m from the start just before take-off a serious snag is detected in the engine and the aircraft failed to take-off. There is a wall at a distance 'd' = 230m ahead of the take-off point. The pilot applies breaks ...
*Tuesday, July 27, 2010 at 9:16am*

**11th Grade Physics**

An aircraft has a take-off speed 180km/h and has length 250m from the start just before take-off a serious snag is detected in the engine and the aircraft failed to take-off. There is a wall at a distance 'd' = 230m ahead of the take-off point. The pilot applies breaks...
*Tuesday, July 27, 2010 at 9:10am*

**11th grade**

For a child's birthday party, her family perpares goodies bags for the guests. each goodie bag contains 1 notepad, 2 pencils, 1 whistle, 2 cans of silly strings, 3 gummy bear packs, and 1 yo-yo. their current inventory is 30 notepads, 50 pencils, 28 whistles, 45 cans of ...
*Sunday, May 23, 2010 at 4:13pm*

**what can i compare middle school to?**

what can i compare middle school to? (use in metaphor), based on 6th, 7th, and 8th grade. for example playing monopoly 6th grade - buying properties, 7th grade- adjusting to the game, 8th grade - stress over money
*Sunday, May 16, 2010 at 6:34pm*

**Chemistry 11th Grade**

Two oxides of lead were separately reduced to metallic lead by heating in a current of hydrogen and the following data obtained : (i) Mass of yellow oxide taken = 3.45g Loss in mass during reduction = 0.24g (ii) Mass of brown oxide taken = 1.227g Loss in mass during reduction...
*Sunday, May 2, 2010 at 12:33pm*

**find my grade average**

-10% of my grade *82 -20% of my grade *100% *100% *100% *100% *100% *100% *100% *100% *82% -30% of my grade none -40% of my grade *76% reply as soon as possible. thank you!!!!
*Sunday, April 18, 2010 at 6:11pm*

**11th grade**

A flight attendant pulls her 70.0 N flight bag a distance of 263 m along a level airport floor at a constant speed. The force she exerts is 41.0 N at an angle of 52.0° above the horizontal. (a) Find the work she does on the flight bag. (b) Find the work done by the force ...
*Thursday, April 15, 2010 at 2:51pm*

**Math 157-1**

Use the data in the grade-distribution Use the data in the grade-distribution table below to construct a circle graph showing the distribution of grade types in Ike’s class. Grade Frequency A 2 B 8 C 11 D 2 F 1 How would the graph change if there were twice as many of ...
*Friday, March 19, 2010 at 10:01am*

**classroom instruction**

Search the Internet to locate and review your state’s educational standards for a grade level and subject that interests you, such as second-grade language arts or fifth-grade science. i need help finding information on the state of wisconsin and 1st grade P.E.
*Thursday, February 18, 2010 at 10:37pm*

**11th grade math**

A box without a lid is constructed from a 38 inch by 38 inch piece of cardboard by cutting in. squares from each corner and folding up the sides. a) Determine the volume of the box as a function of the variable . b) Use a graphing calculator to approximate the values of that ...
*Thursday, January 21, 2010 at 4:56pm*

**11th grade**

Four point charges of 89.67, 16.46, 12.1, and 19.76 microcoulombs are located at the corners of a rectangle of length 42 cm and width of 638 cm, as shown. A sodium ion is placed at the point halfway between 16.46 and 12.1, and then released from rest. What will be its speed ...
*Monday, January 11, 2010 at 9:54pm*

**11th grade [URGENT]**

Help with my research essay!? I have this assignment I have to do and its a research essay. I was wondering if this was a good topic (not too broad or not too specific) for my essay: Behind fast food, or like does fast food take effect on obesity? I've chosen to do ...
*Friday, November 20, 2009 at 4:19pm*

**Math**

Use the data in the grade-distribution table below to construct a circle graph showing the distribution of grade types in Ike’s class. Grade..Frequency A......2 B......8 C......11 D......2 F......1 How would the graph in Exercise 7 change if there were twice as many of ...
*Sunday, November 1, 2009 at 4:34pm*

**Math**

Use the data in the grade-distribution table below to construct a circle graph showing the distribution of grade types in Ike’s class. Grade..Frequency A......2 B......8 C......11 D......2 F......1 How would the graph in Exercise 7 change if there were twice as many of ...
*Tuesday, October 27, 2009 at 10:52am*

**11th grade**

Yesterday Lucy walked 2 hours and 1/2 jogged hour and covered 6.25 miles. Today she walked for 3 hours and jogged for 1 hour and covered 10.25 miles. Assuming a constant walking rate and a constant jogging rate, how fast did she walk and how fast did she jog? Define two ...
*Thursday, October 15, 2009 at 1:21pm*

**11th grade u.s. history**

Im doing a project on the 12th amendment but im having a hard time finding the questions ive been working this for like well dis will be my 5th day working on it im not good at finding stuff on the internet anyway i have to find out why was the 12th amendment necessary,what ...
*Monday, September 28, 2009 at 8:46pm*

**11th grade Biology **

Match the following.. 12. Moves in cycles from nonliving things to living things back to nonliving, etc. 13. Can be passed from one organism to another in a food chain. 14. Is constantly being lost from the biosphere. 15. Can be created by living organisms. 16. Involved in the...
*Wednesday, September 16, 2009 at 1:35pm*

**math**

Can you find the 11th term of the arithmetic sequence: 5, 12, 19, 26.
*Saturday, August 1, 2009 at 12:35pm*

**11th g**

Decide whether or not the set has the closure property for multiplication. 2){Whole numbers} 2)Yes A)Yes B)No
*Thursday, July 9, 2009 at 5:38pm*

**11th grade math**

Below is a set of at least two related math/science "words" with their letters combined and arranged in alphabetical order. When you successfully unscramble the letters into the component words, there will be can additional word that should be in the set. That ...
*Friday, April 10, 2009 at 4:55pm*

**11th grade-Calculas**

The number of hours of daylight D depends upon the latitude and the day t of the year and is given by the equation : D(t)=12+Asin(((2pi)/(365))(t-80)) where A depends only on the latitude (and not t). for latitude 30 degress, A is about 2.3 1. When is the number of hours of ...
*Sunday, April 5, 2009 at 8:54pm*

**11th grade Algebra II**

Chad had a garden that was in the shape of a rectangle. Its length was twice its width. He decided to make a new garden that was 2 feet longer and 2 feet wider than his first garden. If x represents the original width of the garden, which expression represents the difference ...
*Tuesday, March 31, 2009 at 10:00pm*

**Physics Plans Project (11th Grade)**

I'm doing a physics project where I have to find plans for a device and then build it and type a report demonstrating the physics behind it. However, the materials can't cost more than $75 total. I'm having trouble finding any plans, especially ones that are ...
*Wednesday, February 11, 2009 at 10:36pm*

**11th grade visual art**

first of all this is my first time so i dont know if i am doing it right. I need help i have holiday homework that i need to do but i cant find good enough info for question 1 and i dont understand how to do question 2 below i will write homework exactlty the same as i have it...
*Friday, December 5, 2008 at 5:17pm*

**11th grade**

ABCA1B1C1 is a prism which has regular triangles in the bases. The side of the prism has the length "a". The side AA1 makes equal angles with the sides of the base AB and AC, these angles have the value "alfa". We know that AA1 has the length "b"...
*Sunday, November 30, 2008 at 3:00pm*

**11th Grade-math**

A power station and a factory are on opposite sides of a river 50 feet wide. A power line must be run from the station to the factory. It costs 25 dollars per foot to run the cable in the river and $15 per foot on land. Express the total cost as a function of x, where x ...
*Sunday, November 9, 2008 at 5:41pm*

**11th grade-Math!**

an air traffic controller spots two planes at the same altitude flying towards one another. their flight paths form a right angle at point p. One plane is 150 miles from point p and is moving 450mph. the other plane is moving at 450mph but is 200 miles from point p. write the ...
*Saturday, November 8, 2008 at 11:54pm*

**11th grade-Calculas**

An animal will defend the region around its home by attacking intruders that come in to the region. According to the statistical studies reported in J.M. Emlen's Ecology: An Evolutionary Approach, the defended region's area varies directly with the 1.31 power of the ...
*Saturday, November 8, 2008 at 5:28pm*

**11th grade**

1. Bruce, an appliance salesman, earns a commission of $50 for each washing machine he sells and $100 for each refrigerator. Last month he earned $500 in commissions. Find all possibilities for the number of each kind of appliance he could have sold. 2. Luis has 95 cents in ...
*Wednesday, October 15, 2008 at 5:45pm*

**3rd grade**

There are 33 students in the band. There are 6 more fifth-grade students than third-grade students. There are an equal number of third- and fourth-grade students. How many third-grade students are in the band?
*Wednesday, October 8, 2008 at 12:58am*

**english**

I need you to grade my paper for me . I dont have a car and I don't know the area well enough to ask anyone to grade it for me I just want you to grade it for me. and leave the red marks on it for me so I can correct it my self and send it back to me through email. If it&#...
*Friday, October 3, 2008 at 4:54am*

**English Expression**

What grade/year are you in? I'm in the first grade in middle school. I'm a first grader in middle school. I'm in the 7th grade. I'm a 7th grader. ----------------------- Are the answers all acceptable? Which one is commonly used? Can we use both 'grade'...
*Friday, April 18, 2008 at 12:25pm*

**working with data**

josephs final averages in science class are shown in the table below. homework % toward final grade-20% average-93 quizzes % toward final grade-20% average-92 tests % toward final grade-40% average-85 final exam % toward final grade-20% average-? what is the minimum score ...
*Sunday, February 24, 2008 at 4:45pm*

**english**

when writing the word GRADE ONE in a sentence...would it be Grade One (where there both capital) Grade one (where only grade is capital) or grade one (where none are capital)
*Sunday, January 13, 2008 at 5:19pm*

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