Tuesday
April 21, 2015

Homework Help: High School

math calc
A water tower is located 354 feet from a building. From a window in the building, an observer notes that the angle of elevation to the top of the tower is 42° and that the angle of depression to the bottom of the tower is 20°. How tall is the tower? How high is the ...
Tuesday, April 21, 2015 at 12:26am

Trigonometry
A 19-ft ladder leans against a building so that the angle between the ground and the ladder is 80∘. How high does the ladder reach on the building? I did 19sin(80) to get me 18.76847847 for how high the ladder reach on the building... but when i put the answer, it's ...
Monday, April 20, 2015 at 10:49pm

Algebra
The student council is asking people to donate money for the new park outside the school. Everyone who makes the suggested donation amount will be given a bracelet. If everyone donates the suggested amount, and b bracelets are given away, what algebraic expression represents ...
Monday, April 20, 2015 at 8:42pm

Trig
Can you please help with this trig question: The angle of elevation to the top of a nearby mountain is 46 degrees. After walking 1 km toward the mountain, you determine the angle of elevation to be 68 degrees. How high is the mountain? Thank you for all your help.
Monday, April 20, 2015 at 8:43am

English
Where does the comma go in these sentences? 1. Usually castles sat on a hilltop, and had high stone walls. 2. Loo at this picture of a castle Cate.
Sunday, April 19, 2015 at 9:43pm

Science
How does a hurricane form? A. It forms over warm ocean water as a low-pressure area. B. It forms over warm ocean water as a high-pressure area. C. It forms over cool ocean water as a low-pressure area. D. It forms over cool ocean water as a high-pressure area. Is the answer B...
Sunday, April 19, 2015 at 8:48pm

Precalculus Trig (Geometry)
A rectangular doorway is 38 meters wide and 60 meters high. The doorway is capped with a semi-ellipse that is 13 meters high at its center. Find the height h of the doorway and window 5 meters from the center. From the ellipse equation, I can see that a should be 19 and b ...
Sunday, April 19, 2015 at 4:55pm

Precalculus Trig (Geometry)
A large doorway has the shape of a parabolic arch. The doorway is 20 feet high at the top of the arch and 20 feet wide at the base. At a height of 10 feet above the floor, find the width of the arch. If you start the vertex of the parabola at 0,0, that means the equation ...
Sunday, April 19, 2015 at 4:49pm

Science
Estimate the pressure that is exerted on the ground by an average female. In runners? and then In "high heels"?
Sunday, April 19, 2015 at 8:17am

non profit Accounting
The mayor of a large city approaches a group of citizens and suggests that they form an organization to provide social, educational, and recreational programs for local youth. The group agrees and forms an entity called the Community Youth Organization (CYO). The group also ...
Sunday, April 19, 2015 at 12:51am

Math
School A has 480 students and 16 classrooms, School B has 192 students and 12 classrooms. How many students would have to transfer from School A to School B for the ratios of students to classrooms at both schools to be the same? Explain your answer.
Saturday, April 18, 2015 at 8:58pm

Physics
An arrow is shot horizontally with a speed of 20 m/s from the top of a tower 60 m high .The time to reach the ground will be???????
Saturday, April 18, 2015 at 6:00am

Math
School A has 480 students and 16 classrooms. School b has 192 students and 12 classrooms. A. what is the ratio of students to classrooms at School A? 480:16 B. what is the ratio of students to classrooms at School B? 192:12 C. How many students would have to transfer from ...
Friday, April 17, 2015 at 9:28pm

math
John let out 50 foot of kite string when he observes that his kite is directly above a point on the ground 30 feet away from him, how high is the kite ?
Friday, April 17, 2015 at 7:47pm

chemistry
Sulfur dioxide and oxygen gases react at high temperature (400 o C) in the presence of a catalyst(like Pt) to form sulfur trioxide gas. The reaction is started from a gas mixture at 400oC with the partial pressures PSO2 = 15 atm and PO2= 10. atm. What will be the final partial...
Friday, April 17, 2015 at 7:33pm

Science
which of the following would have the greatest force? •an object with low mass accelerating slowly •an object with low mass accelerating quickly •an object with high mass accelerating quickly •an object with high mass accelerating slowly (and yes i go to to...
Friday, April 17, 2015 at 12:47pm

math
Of the 6796 students in one school district, 1537 cannot read up to grade level. Among a sample of 812 of the students from this school district, 211 cannot read up to grade level. Find the sample proportion of students who cannot read up to grade level. A. 0.14 B. 0.26 C. 211...
Friday, April 17, 2015 at 7:34am

Algebra (check my work?)
1. Write a proportion using an unknown value x and the ratio 5:6 then solve it. 5/6 = x/12 6 * 2 = 12 5 * 2 = 10 x = 10 2. In an orchestra, the ratio of trombones to violas is 1 to 3. There are 9 violas, Write a proportion that gives the number t of trombones in the orchestra...
Friday, April 17, 2015 at 12:49am

statistics
Of the 6796 students in one school district, 1537 cannot read up to grade level. Among a sample of 812 of the students from this school district, 211 cannot read up to grade level. Find the sample proportion of students who cannot read up to grade level. A. 0.14 B. 0.26 C. 211...
Friday, April 17, 2015 at 12:18am

Physics
A ball rolls off the edge of a 0.75m high lab table with a horizontal speed of 1.50 m/s. Calculate the time that the ball is in flight, calculate the vertical velocity of the ball just before striking the floor, and calculate the horizontal distance(range) that the ball will ...
Thursday, April 16, 2015 at 8:39pm

Science
1. A weatherman reports, "the storm waves are about 2 meters high and about 35 meters apart. "what properties of waves is the reporter describing? Frequency and wavelength Wavelength and wave speed Amplitude and wavelength Amplitude and frequency 2. Sound proof rooms...
Thursday, April 16, 2015 at 6:32pm

Language Arts
1. What is Margot's motivation for saying "Sometimes I wish the end would come" in The Diary of Anne Frank, Act 2? She wants to make Anne angry She wants the others to feel sorry for her She wants someone to give her more food She wants to stop living in fear 2. ...
Thursday, April 16, 2015 at 6:20pm

Algebra
Write a proportion using an unknown value x and the ratio 5:6 then solve it. In an orchestra, the ratio of trombones to violas is 1 to 3. There are 9 violas, Write a proportion that gives the number t of trombones in the orchestra. How many trombones are in the orchestra? The ...
Thursday, April 16, 2015 at 3:47pm

Strategies for the Independent Learner
When you approach a text, you should A. survey it, using the technique called SQ3R. B. dive right in at the first page and read the assigned section. C. skip over words you don’t know. D. read only the boldface type. 2. The proctored exams for your degree courses are A. ...
Thursday, April 16, 2015 at 3:31pm

Science
1. A weatherman reports, "the storm waves are about 2 meters high and about 35 meters apart. "what properties of waves is the reporter describing? Frequency and wavelength Wavelength and wave speed***** Amplitude and wavelength Amplitude and frequency 2. Sound proof ...
Thursday, April 16, 2015 at 1:10pm

physics please help
A rock of mass 5kg is pushed over the edge of a cliff which is 200m high 1.ignore air resistance and calculate the speed of the rock at the bottom of the cliff. In reality air resistance cannot be ignored. The rock eventually reaches terminal velocity of 30m/s 2.calculate the ...
Thursday, April 16, 2015 at 10:16am

English
1. Make sure you go to bed early. 2. Make sure you play ping-pong with him. 3. Make sure you talk with the person. 4. Make sure you go back home early. 5. Make sure you call your mother. 6. Make sure you send the money to him. 7. Make sure you take a taxi. 8. Make sure you go ...
Thursday, April 16, 2015 at 8:42am

English
What can you do to save electricity? 1. I can turn off the lights when I leave my room. 2 I can turn off the lights when I don't use the room. 3.I can turn off the lights when I don't stay in the room. 4. I can turn off the lights of my classroom when we leave for the ...
Thursday, April 16, 2015 at 8:20am

algebra
what is the first step when solving x/15=3/5? write a proportion using an unknown value x and the ratio 5:6 then solve it. in an orchestra, the ratio of trombones to violas is 1 to 3. a. there are 9 violas. write a proportion that gives the number t of trombones in the ...
Wednesday, April 15, 2015 at 10:31pm

math
4.In Amy’s English class, 30% of the students play an instrument. She does not know how many in the whole school play an instrument, but there are 500 students in the school. A.Solve the proportion 30/100=n/500 to estimate the total number of students in the school who ...
Wednesday, April 15, 2015 at 9:08pm

geometry
The cargo space of the truck is 2.44 meters wide, 2.76 meters high, and 8.20 meters long. How many cubic meters of cargo space does the truck have?
Wednesday, April 15, 2015 at 8:15pm

cda
For school-age children, the environment must include a separate area where children have _______ to do their homework. A. a library and computer B. tables and chairs C. books and encyclopedias D. pens and pencils my answer is c
Wednesday, April 15, 2015 at 7:30pm

Science/Physics
My question is you walk 3.9 kilometers to school. In gym, you do the 12 minute run and actually make it 2.4 kilometers. After school you walk your friend home first and then go home it is 3.1 kilometers farther than your morning walk to school. What was your total distance ...
Wednesday, April 15, 2015 at 3:36pm

english
Which of the following would most likely be an entry in a sentence outline? A. Education beyond high school versus education beyond college B. Education as a pathway C. Education as a tool D. Education can change a person's life.
Wednesday, April 15, 2015 at 1:15pm

Science
1. A weatherman reports, "the storm waves are about 2 meters high and about 35 meters apart. "what properties of waves is the reporter describing? Frequency and wavelength Wavelength and wave speed***** Amplitude and wavelength Amplitude and frequency 2. Sound proof ...
Wednesday, April 15, 2015 at 11:14am

math
Task is to construct two brick columns of the dimensions shown on which an iron gate will eventually be hung. Because the bricks measure 8" long by 3 1/2" wide by 2 1/2" high, you decide to build each column by laying the bottom row of bricks as shown.
Wednesday, April 15, 2015 at 10:45am

science please help and explain asap
A rock of mass 5kg is pushed over the edge of a cliff which is 200m high 1.ignore air resistance and calculate the speed of the rock at the bottom of the cliff. In reality air resistance cannot be ignored. The rock eventually reaches terminal velocity of 30m/s 2.calculate the ...
Wednesday, April 15, 2015 at 9:45am

statistics
Suppose that fÈ and fX|È are described by simple closed-form formulas. Suppose that È is one-dimensional but X is high-dimensional. a) Suppose that a specific value x of the random variable X has been observed. Is it true that the calculation of the LMS ...
Tuesday, April 14, 2015 at 3:58pm

Science
1. A weatherman reports, "the storm waves are about 2 meters high and about 35 meters apart. "what properties of waves is the reporter describing? Frequency and wavelength Wavelength and wave speed***** Amplitude and wavelength Amplitude and frequency 2. Sound proof ...
Tuesday, April 14, 2015 at 11:43am

physics
A ball is thrown vertically upward from the edge of a cliff of height 131 m. The initial velocity is 77.7 m/s. how high is the cliff?
Tuesday, April 14, 2015 at 8:11am

Sociology
Hi, I'm writing a paper for my social problems class and am having a hard time coming up with advantages and disadvantages of increasing the number of street-patrolling police officers as a means to combat the high prevalence of violent crime within the major cities of the...
Tuesday, April 14, 2015 at 7:35am

Math
A flagpole is 5.4 meters high . Express this height in feet and inches.
Monday, April 13, 2015 at 9:54pm

Science
why is electricity is not sent in smaller voltages from the power station rather than substation? why does the sub stations smaller the high voltages, why aren't they sent in smaller voltages from the power station?
Monday, April 13, 2015 at 4:18pm

PHY 113
1 The principle of conservation of heat energy states that that when an object is at constant temperature or is in thermal equilibrium, it is losing and gaining heat at equal rates. the heat lost by a hot body is equal to the heat gained by the cold body in any system provided...
Monday, April 13, 2015 at 3:52pm

Physics
I have a question on fluids. Water in a section 1.2m wide, 2m high. retained by sluice gate that can pivot about its base. There is a retaining cable at the top of the gate. Determine tension in the retaining cable at the top of the gate when the depth of water is 1.8m. ...
Monday, April 13, 2015 at 3:49pm

POL 201: American National Government
4. An appellate court that hears an appeal on a money laundering case from a district court (Points : 1) is not concerned with guilt or innocence. can only send the case back for retrial. is concerned with whether proper legal procedures were followed during the district court...
Monday, April 13, 2015 at 2:28pm

History
As a result of the Industrial Revolution, British and French financiers built up enormous reserves of capital. Seeking to earn high rates of return on their investments, they helped to finance all of the following except: (choose one) a. The Suez Canal in Egypt, which ...
Monday, April 13, 2015 at 7:51am

Mechanical Principles
I have a question on fluids. Water in a section 1.2m wide, 2m high. retained by sluice gate that can pivot about its base. There is a retaining cable at the top of the gate. Determine tension in the retaining cable at the top of the gate when the depth of water is 1.8m. ...
Monday, April 13, 2015 at 2:56am

Physics
A not so brilliant physics students wants to jump from their 3rd floor apartment window to the swimming pool below. The problem is the base of the apartment is 8.00 meters from the pool’s edge. If the window is 20.0 meters high, how fast does the student have to be ...
Sunday, April 12, 2015 at 9:20pm

Chemistry
Identify the correct statement for the following reaction: Br2 (l) → Br2 (g) ΔH° = 30.9 kJ ΔS° = 93.2 J/K A) The reaction is always spontaneous. B) The reaction is never spontaneous. C) The reaction is at equilibrium; therefore, ΔG° = 0. D) The...
Sunday, April 12, 2015 at 6:06pm

physics
An electrical power plant generates electricity with a current of 50A and a potential difference of 20,000 V. In order to minimize the power losses due to the high current heating up the line, a transformer steps up the potential difference to 500,000 V before it is ...
Sunday, April 12, 2015 at 4:45pm

physics
1 The principle of conservation of heat energy states that that when an object is at constant temperature or is in thermal equilibrium, it is losing and gaining heat at equal rates. the heat lost by a hot body is equal to the heat gained by the cold body in any system provided...
Sunday, April 12, 2015 at 3:53pm

Physics
The pressure of water flowing through a 6.5×10−2−m -radius pipe at a speed of 1.8m/s is 2.2 × 105 N/m2 What is the flow rate of the water? What is the pressure in the water after it goes up a 5.2−m -high hill and flows in a 5.0×10−2&#...
Sunday, April 12, 2015 at 3:19pm

Math Please Help Me
1. At your summer job with a research company, you must get a random sample of people from your town to answer a question about spending habits. Which of the following methods is most likely to be random? You survey customers at the local shopping mall. You survey people ...
Sunday, April 12, 2015 at 1:41pm

Statistics
A school psychologist decided to separate some classes by gender to see if learning improved. She looked at studded scores on the final exam and obtained the following information: Students in boy-girl classrooms obtained an average of 71.4 on their final exams with a standard...
Saturday, April 11, 2015 at 7:41pm

Math
A 6 m ladder is leaning against the wall of a house. The angle between the ladder and the ground is 68 degrees. How far away is the ladder from the wall.? How high up the house does the ladder reach ? Give your answers accurate to two decimal places.
Saturday, April 11, 2015 at 3:54pm

Civics
A teacher plans to join a strike to protest current teaching conditions. The principal at the school where she works is opposed to the strike. Which of the following is a statement they could both agree with? School hours should be shortened to allow more teacher planning time...
Saturday, April 11, 2015 at 10:20am

english
15. Identify the sentence in which the underlined pronoun is used incorrectly. There are only six days left in the school year. It will be fun to visit their house in the summer. Their just going to have to wait to see the movie. Greg refused to go there because of the bad ...
Friday, April 10, 2015 at 4:02pm

english
15. Identify the sentence in which the underlined pronoun is used incorrectly. There are only six days left in the school year. It will be fun to visit their house in the summer. Their just going to have to wait to see the movie. Greg refused to go there because of the bad ...
Friday, April 10, 2015 at 3:54pm

Math
A 6 m ladder is leaning against the wall of a house The angle between the ladder and the ground Is 60 degrees . How far away is the ladder from the wall? How high up the house does the ladder reach? Give your answers accurate to two decimal places
Friday, April 10, 2015 at 11:04am

English
what external motivation strengthens Anne and Peter's relationship in the diary of anne frank, act 2. A. the time they spent together at school*** B. being forced by the Nazis to hide in the attic C. the teasing both endured from classmates D. their shared fear of the future
Friday, April 10, 2015 at 10:58am

Calculus
The number of people that hear a rumor follows logistic growth. In a school of 1500 students, 5 students start a rumor. After 2 hours, 120 students have heard about the rumor. Recall: dy/dx=ky(1-Y/L) and y=L/(1+be^(-kt)) I found the logistic growth equation to be 1500/(1+299e...
Thursday, April 9, 2015 at 8:17pm

math
An architect is designing an office building with n floors that will have an FM radio antenna 15.85m tall on its roof. Each floor of the building will be 3.9m high. Which equation can be used to find the total height, h, of the building in meters, including the FM antenna? A. ...
Thursday, April 9, 2015 at 3:15pm

algebra
In a school of 464 students, 89 are in band, 215 are in sports, of which 31 are involved in both activities. How many students are involved in neither activities?
Thursday, April 9, 2015 at 12:18pm

PHYSICS
In a power plant the high pressure turbine trips due to an unauthorised valve shutdown. What are a) what is the angular acceleration of the turbine blade? b) what is the distance travelled by a point on the rim of the turbine blade during the acceleration? c) what is the ...
Thursday, April 9, 2015 at 8:28am

math
a model rocket is projected straight upward from the ground level. It is fired with an initial velocity of 192 ft/s. How high is the rocket after 10 seconds? When is the rocket at a height of 432 feet? What is the maximum height of the rocket? When will the rocket hit the ground?
Thursday, April 9, 2015 at 2:57am

math
a model rocket is projected straight upward from the ground level. It is fired with an initial velocity of 192 ft/s. How high is the rocket after 10 seconds?
Thursday, April 9, 2015 at 2:49am

science
A protostar has a high enough ___ to become a star. A. Volume B. Mass C. Temperature D. Brightness Is the answer B? Thank you
Thursday, April 9, 2015 at 2:05am

science
A protostar has a high enough___to become a star. A. volume B. mass C. temperature D. brightness Is the answer B? Thanks in advance
Thursday, April 9, 2015 at 1:23am

Chemistry
A professor wanted to set up a similar experiment as the one you performed in lab. The professor wanted to use Al(OH)3 in place of Ca(OH)2. Calculate how many mL of saturated Al(OH)3 solution it would take to titrate against 12.00mL of 0.0542M HCl solution? The Ksp of Al(OH)3 ...
Wednesday, April 8, 2015 at 8:39pm

PHYSICS
In a power plant the high pressure turbine trips due to an unauthorised valve shutdown. What are a) what is the angular acceleration of the turbine blade? b) what is the distance travelled by a point on the rim of the turbine blade during the acceleration? c) what is the ...
Wednesday, April 8, 2015 at 6:42pm

PHYSICS
In a power plant the high pressure turbine trips due to an unauthorised valve shutdown. What are a) what is the angular acceleration of the turbine blade? b) what is the distance travelled by a point on the rim of the turbine blade during the acceleration? c) what is the ...
Wednesday, April 8, 2015 at 5:54pm

PHYSICS
A dock worker is loading a 25 kg solid cylindrical barrel to a ship by rolling it up a 9 meter long and 1.5 meter high ramp. At the top of the ramp the dock worker stop to go around the barrel but he loses the grip and the barrel starts to roll down the ramp without slipping ...
Wednesday, April 8, 2015 at 5:08pm

math
The cost of a student ticket to the school play is $7. Write an equation that correctly relates the cost, c, for a particular number of student tickets, s, purchased. Identify the independent and dependent variables.
Wednesday, April 8, 2015 at 4:49pm

goverment
political socialization is affected by which of the following? demographic factors lobbying choice political awareness A Which is an example of a lobby? Northwest environmentalists religion marital status not sure People write letters to the editor to do which of the following...
Wednesday, April 8, 2015 at 12:13pm

Science
1. A weatherman reports, "the storm waves are about 2 meters high and about 35 meters apart. "what properties of waves is the reporter describing? Frequency and wavelength Wavelength and wave speed***** Amplitude and wavelength Amplitude and frequency 2. Sound proof ...
Wednesday, April 8, 2015 at 11:01am

Math
A 12 foot-high pole casts a 9 foot long shadow, at the same time of day, what would be the length of a shadow cast by a 45 foot-long tree
Tuesday, April 7, 2015 at 9:53pm

math
In a local school 34 students are enrolled in a math class, 85 are enrolled in an english class, 58 are enrolled in an art class, and 54 are enrolled in a history class. Construct a pie chart with this data. What is the central angle of the slice representing students ...
Tuesday, April 7, 2015 at 6:53pm

criminal justice
could someone please let me know where I can find this type of question to read. discuss three key aspects of the school shootings that the court system has addressed so far. Thank you very much Mary Ann
Tuesday, April 7, 2015 at 5:29pm

Algebra
Glen created a mural on a rectangular sheet of paper with a width of √18 feet and a length of √24. A. Find the exact area of the mural, in simplified form. When Glen’s mural was unveiled, the school made a smaller version of the mural to advertise the event. ...
Tuesday, April 7, 2015 at 4:40pm

PHYSICS
A spring gun, held horizontally 1.70 m above the ground, fires a 0.010 kg marble so that it lands a horizontal distance of 7.60 m away. If the gun is pointed straight up, and the same marble is fired, how high (in meters) will it rise? I tried using h=1/2gt^2 and then Vf = Vi-...
Tuesday, April 7, 2015 at 3:54pm

Math
Your teacher made the comment that more than 100, 00 ping pong balls would fit in the school gym. develop a calculation method to see if she is right. after taking some measurements, propose the amount the gym would hold. i din't really understand how to solve the scenario...
Monday, April 6, 2015 at 6:15pm

math
The school raised $1518.75 by charging an adult $3.75 and a student $2.50. The total attendance was 520. express each equation in slope-intercept form and graph each line ?
Monday, April 6, 2015 at 5:51pm

English
2.The child was reluctant to (access/venture) into the closet at night because he was unsure whether child-eating monsters really inhabited it in the dark Venture? 3.Th Members of the student council(circulated/convened) promptly affter school to finish their plans for the ...
Monday, April 6, 2015 at 5:34pm

Math
A survey of 594 studnets about the sports program at a school finds the following results: 495 students like the program 99 students think the program is inadequate. If a circle graph were made from the data, what would the measure of the central angle be for the group that ...
Monday, April 6, 2015 at 4:17pm

math
On Abby Ellen's graduation from law school, Abby's uncle, Bull Brady, promised her a gift of $24,000 or $2,400 every quarter for the next 4 years after graduating from law school. If the money could be invested at 6% compounded quarterly, which offer should Abby choose?
Monday, April 6, 2015 at 11:27am

English
Yesterday my American friend asked me how long I had been learning English. I said I had been learning English since middle school. He was surprised. And he said, ¡°Why do you learn English?¡± When we travel to foreign countries, have a conversation ...
Monday, April 6, 2015 at 6:11am

calc 1
Gravel is being dumped from a conveyor belt at a rate of 30 ft3/min, and its coarseness is such that it forms a pile in the shape of a cone whose base diameter and height are always equal. How fast is the height of the pile increasing when the pile is 14 ft high? (Round your ...
Sunday, April 5, 2015 at 11:04pm

Transformers
Two 6600/ 250 V transformers have the following short circuited characteristics: Applied voltage 200 V, current 30 A, power input 1200 W for one of the transformers; the corresponding data for other transformer being 120 V, 20 A and 1500 W. All the values are measured on the h...
Sunday, April 5, 2015 at 10:56pm

Business Math
On Abby Ellen's graduation from law school, Abby's uncle, Bull Brady, promised her a gift of $24,000 or $2,400 every quarter for the next 4 years after graduating from law school. If the money could be invested at 6% compounded quarterly, which offer should Abby choose?
Sunday, April 5, 2015 at 4:47pm

phy111
1 The principle of conservation of heat energy states that that when an object is at constant temperature or is in thermal equilibrium, it is losing and gaining heat at equal rates. the heat lost by a hot body is equal to the heat gained by the cold body in any system provided...
Sunday, April 5, 2015 at 8:00am

School
What are some examples of school problems that student council can fix? Like unhealthy cafeteria food and too much homework.
Saturday, April 4, 2015 at 10:20pm

math
Jayden had some items to store in a storage unit that was 10 feet long , 8 feet wide , and 10 feet high. What is the volume of the storage unit ?
Saturday, April 4, 2015 at 5:50pm

Yuba Community
A total of 432 tickets were sold for the school play. They were either adult tickets or student tickets. The number of student tickets sold was two times the number of adult tickets sold. How many adult tickets were sold? Click on "Explain" if you need help.
Saturday, April 4, 2015 at 12:03am

Geometry
A pilot sees a guy at an angle of depression of 50 degrees. If the pilot is 200 degrees from the guy, how high is the pilot? Would it be sin(50) x 200?
Friday, April 3, 2015 at 4:05pm

history
Can you edit my editorial for grammar punctuation, spelling etc? Samantha Witkowski CHC 2D Mrs. Buyers April, 4, 2015 Aboriginal Opinion Editorial On going years of mistreatment to Aboriginals have been heavily weighed and debated amongst the Canadian government. This ...
Friday, April 3, 2015 at 3:51pm

Econ 220
Suppose we have the following market supply and demand schedules for bicycles: Price Quantity Demanded Quantity Supplied $100 70 30 $200 60 40 $300 50 50 $400 40 60 $500 30 70 $600 20 80 a. Plot the supply curve and the demand curve for bicycles. (Note please don’t worry...
Thursday, April 2, 2015 at 10:09pm

Statistics
A sample of 53 night-school students' ages is obtained in order to estimate the mean age of night-school students. = 25.7 years. The population variance is 12. (a) Give a point estimate for mu. (b) Find the 95% confidence interval for mu (lower and upper limit). (c) Find ...
Thursday, April 2, 2015 at 7:45pm

calc
Gravel is being dumped from a conveyor belt at a rate of 30 ft3/min. It forms a pile in the shape of a right circular cone whose base diameter and height are always the same. How fast is the height of the pile increasing when the pile is 21 ft high?
Wednesday, April 1, 2015 at 9:34pm

cda
The Afterschool Education and Safety (ASES) program, created in 2002, provides funds for programs A. to keep children off of the street and in school. B. focusing on literacy, homework assistance, and youth development. C. throughout America increasing afterschool sports. D. ...
Wednesday, April 1, 2015 at 9:00pm

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