Monday
December 22, 2014

Posts by haley


Total # Posts: 419

math (trig)
from the top of a bridge over the burlington canal, maria looks down at a sailboat at an angle of depression 15 degrees.the bridge is 18m above the water. calculate the horizontal distance from the bridge to the sailboat
September 14, 2010

math
Beth drives 55 miles on one hour.she says she will drive a distance of about 830 miles when she drives for 26 hours is Beth's estimate right or wrong?
September 7, 2010

math
A toy manufacturer is introducin g two new dolls, my first baby and my real baby. IN one hour, the company can produce 8 first baby dolls and 20 real baby dolls. Because of demand, the company produces at least twice as many first babies as real babies. The company spends no ...
August 29, 2010

Physics
Using Planck’s constant as h = 6.63 E-34 J*s, what is the wavelength of a proton with a speed of 5.00 E6 m/s? The mass of a proton is 1.66 E-27 kg. Remember to identify your data, show your work, and report the answer using the correct number of significant digits and ...
June 30, 2010

Chemistry
An excess of zinc metal is added to 50.0 mL of a 0.100 M AgNO3 solution in a constant-pressure calorimeter. Assuming that the density of the solution is the same as for water, calculate the mass of the solution.
June 30, 2010

Algebra 2 Honors
no, i need an exact answer
June 6, 2010

Algebra 2 Honors
what is the exact value of tan375degrees
June 6, 2010

science
WHich of the following systems will the endocrine system use to send any of it messaqges? THe circulatory The immune The reproductive The excretory
April 18, 2010

science
Feedback inhibition means that an increase in a substance will what?
April 18, 2010

college math
(x)(x-1)(x+1)
April 15, 2010

college math
(3x)(y + 3y + 2)
April 15, 2010

History
I'm writing a comparison paper on two popes. One of them is Innocent III, but I'm not sure what a good comparison for him would be? The catch is that it has to be within the time period: 1100-1272 Any ideas? Thanks!
April 13, 2010

3rd grade
refer to the frequency table to anwser the questions
April 8, 2010

science
100
April 1, 2010

calculus
A box with a square base and an open top is to have a volume of 68in^3 . Neglect the thickness of the material used to make the box, and find the dimensions of the box that would minimize the amount of material used. The width and length of the box are each ___ in. The height ...
March 30, 2010

8th grade math
which ezpresses 3,571,000 in scientific notation?
March 8, 2010

Chemistry
You are given a jar containing a mixture of three different solid substances. The particles of each substance are larger than 0.5 cm in diameter. All you know about the substances is that each is a pure metal. Describe a method for determining the identities of the metals that...
February 23, 2010

math
suppose a pizza slice is a circle sector with a 24 angle and a radius of 15 inches. If a can of pizza sauce will cover 94 square inches of pizza, how many cans of sauce are needed to cover this slice?
February 18, 2010

math
9497463345x932234524?
February 11, 2010

gr12 chem
Both propane and propene react with bromine. State two ways in which these two hydrocarbons can be distinguished in their reaction with bromine
February 5, 2010

consumer math
b 48.87
February 4, 2010

history
what was the situation of african americans in e united states from 1800 to 1860.
February 1, 2010

chemistry
we boiled water in a beaker and put a flask with a small amount of an unknown liquid into the flask then covered it with a lid with a pinhole in it, and we placed this flask in the boiling water bath until the liquid evaporated, then we let it cool and condense.
January 27, 2010

chemistry
during an experiment, if not all of a liquid vaporizes, in a flask with a cap with a pinhole. will the reported molecular weight be too high or low? i was thinking too high because the liquid weighs more.
January 27, 2010

geometry proofs
given: line QO congruent to QN, line NM CONGRUENT TO OP Prove: triangle QMP IS ISOCELES 5. TRIANGLE QNM CONGRUENT TO TRIANGLE QOP WHAT IS THE REASON 7. TRIANGLE QMP IS ISOCELES WHAT IS THE REASON
December 8, 2009

chemistry
We Know that : According to debroglies wavelength : λ = h / mv = 6.627 x 10 -34 J -s / 6.6 x10-24 x 10-3 kg / 1 g x 3.4x 107 mile / hr x 5 793 638.4 m / s / 1 mile / hr = 5.09 x 10-22 m
December 2, 2009

Physics
A 59 g particle is moving to the left at 29 m/s. How much net work must be done on the particle to cause it to move to the right at 38 m/s? .....i have tried two different ways and gotten the wrong answer. Kinetic Energy = 0.5 * Mass * (Change in Velocity)^2. Change in ...
November 29, 2009

government
this item can give a president real leverage in influencing congress?
November 17, 2009

French
Thanks, Ms. Sue. I looked up the spelling, and I've seen it spelled it both ways
November 14, 2009

French
surveilant
November 14, 2009

For Haley
I gave my answer on the question about probability. What's wrong with it? The one about the distributive property, also. I thought that was what he/she meant by "expanding." My bad.
November 14, 2009

For Haley
I'm not sure what you mean by my "last three responses." Please give me some examples of when I had answered incorrectly besides the one about expanding.
November 14, 2009

Probability
The probability that it's a queen would be 1/13, because there are 4 out of 52 cards in the deck that is a queen. 4/52 simplifies to 1/13. The probability that it's a spade would be 1/4, because there are 13 spades out of the 52 cards in the deck. 13/52 reduces to 1/4...
November 14, 2009

probability
Okay, hete is how to solve this problem: Since the probability that Alysha will miss is 0.15, that means that it is 15%, right? So, the probability that Alysha will NOT miss is 100 - 15, which is 85%. So the answer is 0.85 Now for Carla. 0.07 = 7%. 100 - 7 = 93%. So the answer...
November 14, 2009

math g12
If the ^ is a multiplication symbol, and you mean "expand" by using the distributive property, then this is the answer. n(a+b+c) is the same as: n(a) + n(b) + n(c) Which is na+nb+nc Hopefully, you know what this distributive property is, That would be VERY VERY ...
November 14, 2009

Math
The expected probability of rolling a die and landing on any number (1,2,3,4,5,6) would always be 1/6, because there are 6 possible outcomes, but only 1 will happen. I'm not sure i understand the question...
November 14, 2009

social studies)
Florida served as a safe haven for loyalists escaping the fighting of the northern colonies during the Revolutionary War. The British evacuation of loyalists from St. Augustine is well documented.
November 14, 2009

pre algebra
These are my steps: 52 = p + (-41) 52 = p - 41 (same thing) 52(+41) = p - 41 (+ 41) 93 = p
November 13, 2009

math
35, 27, 21, 15
November 13, 2009

science
The first would be distance. The second would be velocity.
November 12, 2009

PLEASE HELP ME!!!
That would be : C) Divide by 3 on both sides.
November 12, 2009

10th grade algebra not ms.sue
68 = 110 ---- ---- 2 x This is how to set up the proportion that zorro was talking about, although he did it incorrectly. Cross multiply: 110 (2) = 220 68 (x) = 68x Therefore: 220 = 68x Solve for x by dividing by 68 on both sides.
November 12, 2009

algebra
How do you find Standard Form for the problem: m=-3; b=2?
November 11, 2009

grammar
a declartive you delcare ex i had chips today for klunch. it has twqo subjects and 2 predicate it might look like a runon but dont get the two confused ex molly wants a fish sanwhich at bee resturant while her bother mathew wants fries from buger king
November 11, 2009

5th grade
The verb is "stood." It is describing "there," thus he "stood there."
November 9, 2009

7th grade
Circumference = 2 (pi) radius That is (2) times (3.14) times the (radius) The radius is half of the diameter
November 9, 2009

ipc
how do i solve spefic heat problems?
November 2, 2009

Math
-10+12
October 19, 2009

Physics
Change frequency to period T=1/f. Find the velocity v=2(pi)r. Find radial acceleration a=v^2/r. Then divide gravity by the radial acceleration that you found. g/a
October 4, 2009

microeconomics
In general, it is true that a more specialization is always better. b less specialization is always better. c specialization imposes costs as well as benefits. d more specialization is always worse.
September 18, 2009

microeconomics
Earth Movers and Shakers operates 3 iron ore mines. This table shows their daily production rates given the number of miners at each mine. All of the miners work for the same wage. mine-----------tons---- # of miners mother lode------100-------25 scraping bottom---30-------10 ...
September 18, 2009

1st. grade
Thermometer is used to show temperature
September 17, 2009

Chemistry
A solution is prepared by placing 72.8 g of calcium chloride in 120 g of water at 22C. The vapor pressure of water at 22C is 2.6 kPa. a)What is the boiling point of the solution? b)What is the freezing point of the solution?
September 16, 2009

Chemistry
What is the molality of ammonium ions in a 1.75 m solution of (NH4)3PO4?
September 16, 2009

Math
Creating the best fit straight line through a set of points on a graph is called 1. slope-intercept method. 2. connecting the dots. 3. linear regression. 4. the straight edge method. 5. the equation of a straight line.
September 15, 2009

Math
Creating the best fit straight line through a set of points on a graph is called?
September 15, 2009

Math
When graphing, which of the following is correct? a) The x-axis is the dependent axis, and the y-axis is the independent axis. b) The y-axis is the dependent axis, and the x-axis is the independent axis.
September 15, 2009

9th grade
can you show me how to work this problem 6x+2=6
September 1, 2009

Math
I need help with the 5 number summary for these #'s 7, 7, 5, 4, 1, 9, 8, 8, 8, 5, 2
August 21, 2009

math
Write the ratio of 4 1/3 to 6 in simplest form.
August 16, 2009

Math
I need to write 116 2/3 as a fraction or a mixed number.
August 15, 2009

Math
Mrs. I recalculated is the answer 7,549,700
August 12, 2009

Math
Mr. Sue, is the correct answer 7550 barrels?
August 12, 2009

Math
Gasoline accounts for 85% of the motor fuel consumed in the United States every day. If 8,882 thousand barrels (bbl) of motor fuel is consumed each day, how much gasoline is consumed each day in the United States? Round to the nearest barrel. I need help setting up and solving...
August 12, 2009

Eth
How well do you think Native American organizations, like the Bureau of Indian Affairs (BIA), the National Congress of American Indians (NCAI), and the National Indian Gaming Association (NIGA), are helping Native Americans to advance?
August 10, 2009

com 140
DQ for which week.
August 10, 2009

Math
How many hours of jogging at 5 mi/h would be needed for a 200-pound person to lose 5 pounds? (Again, assume calorie consumption is just enough to maintain weight, with no activity.)
August 7, 2009

math
what is 0.062 divde 0.1116
July 9, 2009

English
Hi there, I am doing a agrumentative essay on why 'Armed Police Officers' shouldn't be in our schools. But i am having trouble coming up with arguments for my three paragraphs. Any ideas? Could you also direct me to any useful sites, opinions, articles and stats on...
May 9, 2009

algebra
12f-15+3+16f=-2f-12+20
March 8, 2009

Math
What is the only quadalateral to have a 45 degree angle?
January 28, 2009

math
negative 1 multiplied by .5 divided by .5=
January 25, 2009

social studies
thanx so much
January 19, 2009

social studies
3 major roads and cities in okanogan county ????????????!!!!!!!
January 19, 2009

Biology
What are some organisms that are selectively breed to have specific characteristics?
October 21, 2008

12th grade Physics
How fat must a mortar be shot to reach a target that is 800 meters fromthe base of the cliff?
October 12, 2008

spanish
would i put ser, estar, somos, or estamos in front of sentandonos en el arbol
September 27, 2008

math
How much does it cost to send a 1 lb package to Italy?
September 1, 2008

biology
What part of the cell controls our heredity?
June 12, 2008

Science
Sucrose and glucose contain the elements carbon, oxygen, and hydrogen. What kind of elements are these?
March 14, 2008

science
im a series of tubes found through out the cell i transport proteins and other things as well what am i
January 10, 2008

HELP!
Scientists throrize that the continents are still drifting apart. What will be the eventual position of North America with respect to Eurasia?
January 6, 2008

Social studies Egypt
Who controlled all aspects of Egyptian life during the Old Kingdom?
November 4, 2007

social studies egypt
Ramses II had many, many monuments and statues bulit for himself. True or False?
November 4, 2007

Social Studies Egypt
Egypt : New Kingdom Three areas conguered by Egypt diring the New Kingdom were: 1. 2. 3.
November 4, 2007

Social studies
During the New Kingdom, through what two ways did Egypt's empire become larger and wealthier?
November 4, 2007

math
A stereo system is marked down from $450 to $382.50. What is the discount rate?
October 4, 2007

social studies
what are the regional and human-inviroment interactions for Africa?
September 30, 2007

Social Studies
What are the five themes of geography for Africa?
September 29, 2007

GRADE 12 PHYSICS AGAIN
it has been 2 hours, can't someone please help me? I need to know if what I did was right, I think it is wrong and one of the numbers is supposed to subtracted instead of added. 2.44(t+1)^2 = 2.44 (t^2-2t-1) d=2.44t^2-4.88t+2.44 & then 1.83t^2=2.44t^2-4.88t+2.44 0=0.61t^2-...
September 12, 2007

physics Again
bobpursley can you please check my reply to your post about my question? I am not sure if I did my equation correctly. Thanks
September 12, 2007

English
try searching that wiki(pedia) or google
September 12, 2007

Grade 12 Physics
CAN SOMEONE PLEASE HELP ME WITH MY QUESTION I AM REALLY STUCK!!!!! SOMEONE ANYONE!! I need some help, my brain hurts already just over analyzing this question! [_] [_]Thanks! [_]
September 12, 2007

Grade 12 Physics
mhm ok so is this what the equation should look like (before I use quadratic equation)? 4.88/2= 2.44 2.44(t+1)^2 = 2.44 (t^2-2t-1) d=2.44t^2-4.88t+2.44 (3.66/2=1.83) 1.83t^2=2.44t^2-4.88t+2.44 0=0.61t^2-4.88+2.44 I am not even sure how I did the top one before placing it into ...
September 12, 2007

Grade 12 Physics
A young woman named Sassy Sue purchases a sports utility vehicle that can accelerate at the rate of 4.88m/s^2. She decides to test the car by dragging with another speedster, McSpeedy. Both start from rest, but experienced McSpeedy leaves 1.0s before Sue. If McSpeedy moves ...
September 12, 2007

Science
Compare and contrast an independent variable and a dependent variable.
September 10, 2007

Senior Paper
hey gurl IP address is your Internet Protocol address. Its kinda of like your street address but for your computer like how you put a return address on letters your IP address is recorded when visiting websites and posting things so the website operators know where your coming...
July 6, 2007

Stats II
I have a question on a quiz and I dont even know where to begin on figuring out the question... please help: Measurements on the percentave of enrichment of 12 fuel rods used in a nuclear reactor were reported as follows: 3.11 2.88 3.08 3.01 2.84 2.86 3.04 3.09 3.08 2.89 3.12 ...
June 5, 2007

science
The true speed of a moving car on the Earth, if you want to be very precise, would be the speed of the car with respect to the ground Is this true? yeah it is true yeah it is true The true speed of a moving car on the Earth, if you want to be very precise, would be the speed ...
May 10, 2007

Childcare
Can you help with this question? Infants should not be given semi-solid food supplements of meat or meat alternatives before the age of _______ because their kidneys can not handle the extra nitrogen until this age. 3 months, 4 months, 6 months, or 12 months Isn't it 12 ...
April 20, 2007

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