Sunday
May 1, 2016

Posts by dd

Total # Posts: 148

math
A flag pole sits on the front lawn of a school, 6.6 m from the front door. The angle of elevation from the base of the school to the top of the pole is 38°. Determine the height of the flagpole, to the nearest tenth of a metre.
March 1, 2016

Health
Thanxs salted caramel
November 6, 2015

us history
D B C A D I got a 100%
October 26, 2015

math
1 A C D 2 A 3 C 4 B 5 C I got a 100%
October 15, 2015

math
1 A C D 2 A 3 C 4 B 5 C
October 15, 2015

science
dd
August 16, 2015

grammar
The team of reporters stunned their audience when the results of the election were revealed.
June 24, 2015

Social studies
plzzzzzz help :(
April 16, 2015

Social studies
5. William Tecumseh Sherman's "march to the sea" headed toward; A) Charleston, SC ****** B) Richmond Virginia C) Savannah Georgia D) Baltimore, Maryland 7. What battle began when the Union cavalry surprised the Rebel infantry raiding the town for shoes? (1 point...
April 16, 2015

english
well they were all right
April 6, 2015

english
Someone check these pleaseeee ????
April 6, 2015

english
2. Which of the following is the best reason to use visuals in a research presentation? A)) to illustrate your main point in an engaging manner B)) to illustrate any topic with data in percentages C)) to show different ways of looking at the same information D)) to show the ...
April 6, 2015

english
ok thank you very very much
April 6, 2015

english
I think it's c and b
April 6, 2015

english
which sentence contains a participial phrase? a) she wanted to spend time writing. b) her job is giving the attic dwellers their food. c) quickly snatching up the coat, she ran to her room. d) to get along well requires cooperation. which sentence contains an infinitive phrase...
April 6, 2015

english
I think it's a // everyone
April 6, 2015

english
Someone please help
April 6, 2015

english
In the following sentences, what word does the participial phrase modify? Everyone in the annex heard her screaming loudly. (1 point) a) everyone b) annex c) heard d) her pl E A S E HE L P
April 6, 2015

physics
dsvfsv
February 2, 2015

chemistry
What is the molality of 67.1g of Nano3 in 2.5l of water i get the molar mass of nano3 and divide it by the 67.1g and multipy it by 2.5l
December 12, 2014

chemistry
calculate the energy required to raise the temp of 72g of water from 50c tp 150
December 11, 2014

chemistry
is finding the molality and molarity the same concept
December 11, 2014

chemistry
IS IT POSSIBLE IF YOU CAN DO THIS ONE FOR ME SO I CAN DO THE REST ON MY OWN SO I HAVE A IDEA OF WHAT TO DO AND WILL BE EASIER TO UNDERSTAND
December 11, 2014

chemistry
how much heat is required to raise a 54g sample of water from -20 celsius to 90 celsius explain
December 11, 2014

chemistry
Dr Bob i would really like to thank you for your time this has greatly helped my learning in school
December 11, 2014

chemistry
How do u tell of a solute is polor or non polar based on what
December 11, 2014

chemistry
how many moles of solute are contained in 18.5ml 2.5m CaCL2
December 11, 2014

chemistry
is finding the molality and molarity the same concept
December 11, 2014

chemistry
it wud help alot if you can plug in and show how
December 11, 2014

chemistry
What is the ppm of 4.50mg of ddt in 10kg of seal fat?
December 11, 2014

chemistry
Increasing pressure does what to solubility. Increasing surface area? increasing temp?
December 11, 2014

algebra2
Tim has a pool slide that makes an angle of 25 with the water the top of the slide stands 4.5feet above the surface of the water A:how far out into the pool will the slide reach B:The slide makes a straight line into the water. How long is the slide
December 10, 2014

algebra2
At a hot air balloon festival jim watches a hot air balloon rise form a distance of 200 yards. A:From jims position the ballon seen to hover at angle of elevation of 50 What is the height of the ballon B:After a while the ballon seems to hover at an angle of 75 how high is it ...
December 10, 2014

algebra2
A kite string is 102 feet long. the angle between the kite string and the ground is 54.9. how high is the kite
December 10, 2014

please check my english
all of those answers are wrong you will get a F
December 4, 2014

Chemistry
I cant understand anything
December 3, 2014

algebra2
MS TAn bought a bmw for 62,000. The price of a bmw depreciates at the rate of 12% per year. How much will the saving account have after 30 years
November 19, 2014

algebra2
a saving account with an initial balance of $15000 grows at 1.33percent per year compounded continuously. How much will the saving account have after 30 years?
November 19, 2014

calc
Each of the regions A, B, and C bounded by f(x) and the x-axis has area 5. Find the value of ∫2 [f(x)+3x^2+2]dx. −4 I know to solve I can find the antiderivative of the equation but im not sure how to do this because of the f(x) in the parentheses.
November 16, 2014

physics
Two blocks with masses m1 = 13.4 kg and m2 = 74.2 kg, shown in the figure, are free to move. The coefficient of static friction between the blocks is 0.55 but the surface beneath m2 is frictionless. What is the minimum force F required to hold m1 against m2?
October 21, 2014

math
Your store’s average basket (transaction) size for the month of March was $11.50 and you believe the average basket size will remain the same for your store in April. One of your hourly employees had an average basket size of $9.00 for the month of March and averaged 125 ...
June 27, 2014

Math
If 1/3 of. My salary is in one bank, 1/5 in another and 1/6 in another how much I have left
March 23, 2014

health
its not C.
March 3, 2014

Science help !
hi
January 10, 2014

Statistics
Suppose 5 cards are drawn, without replacement, from a standard bridge deck of 52 cards. Find the probability of drawing 4 clubs and 1 non- club.
December 1, 2013

writting skill part 2
c.(studios)
November 15, 2013

writting skill part 2
c.
November 15, 2013

science help plzzz
B B D B C
November 7, 2013

Statistics
Ddd
November 7, 2013

kjkj
550.341
November 6, 2013

Physics 101
49
October 27, 2013

Computer Programming using python
ss
October 24, 2013

Chemistry
i don't know
October 12, 2013

Chemistry
2.56 good answer
October 12, 2013

Chemistry
The density of methanol is .7918 g/ml/ How many grams of methanol do I have to add to 35.0ml of water to make a solution containing 25% methanol?
September 7, 2013

Chemistry
dd
September 7, 2013

statistics
Researchers conducted a survey of parents of 66 kindergarten children. The parents were asked whether they played games with their children. The parents were divided into two groups: working class and middle class. The researchers wanted to know if there was an association ...
August 23, 2013

Math
Which statement(s) is/are true?Select one of the options below as your answer:A. A 25° angle is congruent to a 25° angle.B. Two intersecting lines form two pairs of congruent angles.C. It is possible for congruent angles to add up to 90°.D. All of the above are true.
July 24, 2013

math
x-y+z=3 2x-y+z=4 x+2y-z=-1 solve in Gaus-Jordan method
July 13, 2013

Physics
the C is wrong for me using the b in di/dt
June 15, 2013

Physics
E⃗ = 8.6 xˆsin(2πλz + 5.91e16 t) V/m B⃗ = Bo⃗ sin(2πλz + 5.91e16 t) Tesla o can you explain the formula what is n, c and omega?
June 14, 2013

Algebra
6964.4
June 1, 2013

Physics
how is you process?
April 27, 2013

Physics
contact me ulisesvzv @ gmail . com i have the half of answers
April 13, 2013

physics
A coil consists of N=105 turns of wire wrapped uniformly around a plastic torus. The inside radius of the torus is r0=0.12 m and the outer radius is r1=0.14 m. Thus, each winding has a diameter d=0.02 m. What is the self-inductance (in H) of this coil? Work in the ...
April 12, 2013

physics
thanks, do you have the c?
April 12, 2013

physics
Consider a circuit with an RL series with L=0.09 H and R=0.05 Ohm. At t=0 the circuit is connected to a battery which provides V0=12 V. (a)How long does it take to the current to equal a fraction 0.95 of the steady state current? (b) What is the energy stored (in Joules) in ...
April 12, 2013

physics
Consider the process of charging a parallel plate capacitor with circular plates of radius R=5 cm separated by a distance d=0.2 cm. At some time t1, the capacitor is being charged with a current I=0.075 A. Consider a point P on the plane which is equally distant from the two ...
April 12, 2013

physics
i have the answer, thanks :)
April 12, 2013

physics
Compare the total magnetic energy in two solenoids, each with N turns, area A, and current I, but length x and 2x. Denote Ux the total magnetic energy in the solenoid with length x, and U2x the one in the solenoid with length 2x. What is U2x/Ux?
April 12, 2013

Physics
a and d please
April 9, 2013

Physics
i got it, is the negative :)
April 9, 2013

Physics
C) i3 please, i3 isnt same to i2
April 9, 2013

physics
i need only the c1
April 9, 2013

science
dddddddddd
November 29, 2012

statistics
ddd
November 18, 2012

statistics
xc
November 14, 2012

chem
dddd
October 29, 2012

math
5,128,000
June 20, 2012

chemistry
2. Baking soda is sodium bicarbonate (NaHCO3). When you heat baking soda, it breaks down into sodium carbonate powder (Na2CO3), water vapor, and carbon dioxide. The enthalpy of this reaction is 129 kJ. Write a correct thermochemical equation for this reaction, explain how you ...
May 14, 2012

science
A. 1.36 m/s B. 0.06 m/s C. 8 m/s D. 4.5 m/s
May 8, 2012

physics
if a steel flagpole get 5.1 mm taller when temperature increase by 5.0 degree celsius approximately how tall is the flagpole?
April 12, 2012

Chemistry
How do I figure out how to balance 1 mole of carbonic acid with 1 mole potassium hydroxide? And balance a chemical reaction of sodium bicarbionate with hydrochloride acid?
March 18, 2012

psychology
dd
September 28, 2011

physics
a cyclist must travel 1500 km . how many days will the trip take if the cyclist travels 8 h/day at an average speed of 25 of 25 km/h ?
September 14, 2011

economics
For example the productive needs of the firm would be to set (Marginal Revenue = Marginal Costs (MR = MC) and create excess profits for the firm. However, as far as what is in the best interests of society it might be Price or (Average Revenue) = MC. Give the answers of both ...
September 3, 2011

economics
How do minimum wages affect equilibrium price?
September 3, 2011

maths methods
Find the angle of depression from top of a 500 m long chairlift with a vertical height of100 m
August 1, 2011

physics
1. The best leaper in the animal kingdom is the puma, which can jump to a height of 12 ft when leaving the ground at an angle of 45°. With what speed, in SI units, must the animal leave the ground to reach that height?
June 19, 2011

math
Ddtfyyfy
May 30, 2011

math
is the realtion a function? explain (1,1), (2,1), (3,1), (4,1)
March 25, 2011

Math
An open box with a square base is to bemade to organize items in the trunk of a car. It is planned to use an area of 16m square of flexible plastic forthis box. What are the dimensions of the box for max volume?
February 24, 2011

Literary Analysis and Composition
Taking the same test!!! right now there are no answers to be found but hey it was worth a shot
February 16, 2011

spanish NEED HELP!!!!
number 7 is Hablaran NOT supieran
November 29, 2010

Java Programming
// Create a Scanner object to read input. Scanner keyboard = new Scanner(System.in); // Get the Purchase Amount System.out.print(" What is the Purchase Amount?"); purchaseAmount=keyboard.nextDouble( ); stateSalesTax=0.04*purchaseAmount; countySalesTax=0.02*...
October 31, 2010

AP chemistry
fg
October 23, 2010

math
dfdf
August 19, 2010

chemistry
dd
July 18, 2010

college Chemistry
what is the amount of heat lost in KJ for 50 ml of water going from 70.0 degrees C to 1.0 degrees?
July 1, 2010

physics
An automobile starts from rest and accelerates to a final velocity in two stages along a straight road. Each stage occupies the same amount of time. In stage 1, the magnitude of the car's acceleration is 3.5 m/s2. The magnitude of the car's velocity at the end of stage...
May 26, 2010

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