Posts by Ethan
Total # Posts: 308

Algebra
The foot of an extension ladder is 9ft from a wall. The height that the ladder reaches on the wall and the length of the ladder are consecutive integers. How long is the ladder? 
Math
An architect is designing an atrium for a hotel. The Atrium is to be rectangular with a perimeter of 728ft of brass piping. What dimensions will maximize the area of the atrium? 
Math
A train leaves a station and travels north at a speed of 75mph. Two hours later, a second train leaves on a parallel track and travels north at 125mph. How far from the station will they meet? 
Geometry
(6g^(2)h^3)^3 
Geometry
Thank you 
Geometry
Find an equation in pointslope form for a line having the slope of m=1/6 and containing the point (7,3). 
Health
Thanks 
Health
Is it normal not to have nocturnal emissions? 
LA
@Ms.Sue Im a person that was looking to help people in la and i found a post that gave all the answers to the connexus page La and the way i reconize it is when i was in 8th that was the program i used, can you shut down the post it was posted at Friday, May 6, 2016 at 2:25pm ... 
Geometry
Thank you so much 
Geometry
What is the radius of a cylinder with a volume of 432pi cm^3 if the height of the cylinders is equal to its diameter? 
US History
rest in pepperonis Molly 
MathPreCalc
Suppose that Mr. X will be giving away a golden homework pass to one student in each class. The recipient of this pass is excused from homework all year. He has developed a unique system for determining who will get the pass. 1. First, he wants all students, x, who are present... 
math
what is the rate of discount if a sweater regularly priced at $45. and sold for $36. 
Geometry ASAP
What is the length of the hypotenuse of a 306090 triangle with a longer leg of length 16m? 
Social Studies
What is a reason that the Missouri Compromise did not have lasting effects? Please Help A.It only applied to the lands of the Louisiana Purchase. B.It only applied to the lands of the Mexican Cession. C.It relied on popular sovereignty. D.It limited the number of states that ... 
Chemistry 1 Honours
When copper(II) nitrate reacts with sodium hydroxide, copper (II) hydroxide is produced. How many grams of Cu(OH)2 can be prepared from 12.7g of Cu(NO3)2 and excess NaOH? 
Physics
A crew team rows a boat at a rate of 20 km/h in still water. In practice on a river, the team rows for 30 minutes up the river (against the current), and then for 30 minutes down the river (with the current). The speed of the river current is 1.5 km/h. How much farther did ... 
algrebra 2
g(n)=4n+2 h(n)=3n+3 Find (g0h)(n) 
algrebra 2
f(x)=2x2 g(x)=4x+2 find (f0g)(x) 
Chemistry
A 0.8870g mixture of sodium chloride and potassium chloride is dissolved in water and silver nitrate is added. The AgCl that precipitates has a mass of 1.913 g. Calculate the percent by mass of potassium in the initial mixture? 
Social Studies
c 
Algebra
Can somebody please explain how do I turn decimals into fractions? 
Algebra
or maybe they are im kinda confuzzled ya know? 
Algebra
It's the square root of 3 and 9 They're not squared oops 
Algebra
Which of these numbers is not rational? A. 3 squared B. .25 C. 1/5 D. 9 squared 
La
B B A 
Language Arts Helllllllllpppp
CAA 
Political Science
In the Unit 4 lecture on elections, you learned about the median voter theorem. Describe the median voter theorem as it was explained in the lecture. Now, think about the political parties and leadership roles you learned about in Unit 5. How do political parties and ... 
Science
cooling and freezing 
Calculus II
Find the centroid (x¯,y¯)(x¯,y¯) of the region bounded by: y=5x^2+6x y=0 x=0 x=6 I know the integral (think, at least) is from 0 to 6 and between the first and second equation given, but I missed this lecture and have no idea how to find the center of mass 
calculus
Find the volume of a solid whose base is bounded by the parabola x=y^2 and the line x=9, having square crosssections when sliced perpendicular to the xaxis. 
Geography
I really appreciate you helping everybody Ms.Sue . THANK YOU!!! 
Geography
Than South Africa 
Geography
why do you think the ratio of people with HIV/AIDS is lower in Northern Africa? 
Scholarships
Oh. Okay 
Scholarships
I am a middleschooler that is going to skip a year to go straight to high school. I have been looking for scholarships I can apply to now. Do you guys know any good sites? 
Math  Algebra
aww MAN!!!! No one responding! 
Math  Algebra
Brand A granola is 25?% nuts and dried fruit and brand B granola is 20?% nuts and dried fruit. How much of sweet item A and sweet item B should be mixed to form a 20lb batch of sweets that is 23?% nuts and dried? fruit? 
English
2 & 3 is not use in generic use because it is referring to a certain flower. 
Math  Algebra
Thank You Ms.Sue 
Math  Algebra
Is the answer around 18? 
Math  Algebra
Thank you so much!! 
Math  Algebra
A Caterer has 8 cups of red candies. How many cups of white candies must she add to the red candies to create a candy mix that is 30% red candies. 
History
The socalled Equal Rights Amendment has never been ratified. In 1848, a group of abolitionist activists–mostly women, but some men–gathered in Seneca Falls, New York to discuss the problem of women's rights. (They were invited there by the reformers Elizabeth ... 
statistics
What's the question? 
Chemistry
4Fe + 3O2 = 2Fe2O3 158g of Fe will react with how many litres of O2 to produce the maximum amount of Fe2O3 
American Government
b c d a b c d b d c 
English
The fifth grade class was 3/5 boys. Of those boys, 4/6 had brown hair. What fraction were boys and had brown hair? 
Algebra
the length of a rectangle is 4 less than 3 times the width if the perimeter is 48 inches find the length and the width 
help azap math
Well you i could not awnser that question cuz u copied it from a online assesement and it shows no values 
Meteorology
Warmer temperatures increases the kinetic energy of water molecules which enables them to escape the water surface faster 
social studies { somebody please help me please
C B D D 
Calculus
An architect wants to design a window in the shape of a rectangle capped by a semicircle. If the perimeter of the window is constrained to be 24 feet, what dimensions should the architect choose for the window in order to admit the greatest amount of light? 
Algebra
How do you write the expression that represents the total length of each segment 
Equations and Inequalities Unit Test
I am going to do the same test right now  I NEED HELP PLEASE!!! 
Math
1.A 2.D 3.B 4.C 
math
rewrite each pair of unlike fractions as like fractions 
PreCalculus  Need help, due tonight
1. Rewrite the expression 1/2ln(x – 6) + 3ln(x +1) as a single logarithm. 2. Rewrite the expression 1/3[ln x – 2ln(1 – x)] as a single logarithm. 
Physics
A certain diving bell for use in the ocean has a square window measuring 0.250 m on each side. The inside of the bell is pressurized and maintained at a pressure of 2.00 atm. The mass density of seawater is 1025 kg/m3. How deep can this bell be lowered before the vector sum of... 
Algebra
X=22.5 X=2.5 
Algebra
A company charges $6 to make an pattern for an order of Tshirts and $11 for each Tshirt it produces from the pattern. The expression $11n+$6 represents the cost of n Tshirts with the same pattern.Find the total cost for 5 Tshirts with the same pattern. 
Chemistry
4.80 L of N2, at 25 ∘C and 1.22 atm , is mixed with 1.80 L of O2, at 25 ∘C and 0.122 atm , and the mixture allowed to react. N2(g)+O2(g)→2NO(g) How much NO, in grams, is produced? 
Geometry
prove that if the lengths of two sides of a and b, triangle are a and b respectively, then the lengths of the corresponding altitudes to those sides are in the ratio b/a. 
Science
What type of water evaporates quicker:well water or salt river water? 
physics
A 2.6 kg toy locomotive is pulling a 1.7 kg caboose. The frictional force of the track on the caboose is 0.52 N backward along the track. If the train is accelerating forward is 3.1 m/s2, what is the magnitude of the force exerted by the locomotive on the caboose? How would I ... 
chemistry
2C4H10 + 13O2 ==> 8CO2 + 10H2O 
Physics
A 20kg child running at 1.4 m/s jumps onto a playground merrygoround that has inertia 180 kg and radius 1.6 m. She is moving tangent to the platform when she jumps, and she lands right on the edge. Ignore any friction in the axle about which the platform rotates. 
Math
back 
Physical
25 
Physics
So, vf = final velocity = 5.01m/s vi = initial velocity = 23.5m/s a = acceleration = 2.12m/s^2 d = distance I plugged everything in and got 0.045. Is this the correct way to solve? 5.01^2 = 23.5^2 + 2(2.12)d 25.1001 = 548.01d d = 25.1001/548.01 Thanks! 
Physics
Thank you! I was stuck on this problem 
Physics
A train is traveling south at 23.5 m/s when the brakes are applied. It slows down with a constant rate to a speed of 5.01 m/s in a time of 8.73 s. How far does the train travel during the 8.73 s? I have already found Acceleration during braking: 2.12m/s 
math
Find the smallest positive integer n for which 126n cube root is a whole number 
math
(18.6)y 
math
translation for y less than 18 times 6 
math
15x12 
math
yes. thanks 
math
translation of 12 less than 15 time x 
math
I got the same answer 100/w 
math
translation of the quotient of 100 and w 
math
the product of a number and 35 
Chemistry
I believe that the answer to 1 is C because, according to the first law of thermodynamics, energy can be converted from one form to another but is neither created nor destroyed. So, the total energy of the universe would remain the same even if the system's energy ... 
Physics
If it was to be built in real life the difference in height will increase potential energy, the mass will increase, and therefore because it was increased uniformly F=MA acceleration will be constant. so yes. 
math
So if by LCD you mean Least Common Denominator, I would start off with finding values of 7 8 12 that are the same, so by multiplying 7 and 8 you get 56 which is not a multiple of 12. so we must now find the LCM of 56 and 12 which is 168 found by looking at the progression of ... 
English
Word Bank: deliberately, derision, despair, diligent, fatigue, felicitous, fervent, impudent, insolence, keen, lingered, meagerness, merit, mock, obliged, resentful, tedious, terse, treacherous, vast. 1. When it looked like all hope was lost for winning the war, the commander ... 
English
Word Bank: deliberately, derision, despair, diligent, fatigue, felicitous, fervent, impudent, insolence, keen, lingered, meagerness, merit, mock, obliged, resentful, tedious, terse, treacherous, vast. While most museum visitors displayed respect for the artiste's work, ... 
Language Arts
Word Bank: deliberately, derision, despair, diligent, fatigue, felicitous, fervent, impudent, insolence, keen, lingered, meagerness, merit, mock, obliged, resentful, tedious, terse, treacherous, vast. While being an extra on a movie set may seem fun and exciting, it is ... 
LA
then what is 1? thanks though 
LA
Word Bank: deliberately, derision, despair, diligent, fatigue, felicitous, fervent, impudent, insolence, keen, lingered, meagerness, merit, mock, obliged, resentful, tedious, terse, treacherous, vast. While most people in Los Angeles will go to a Dodger's game every now ... 
Language Arts
Word Bank: deliberately, derision, despair, diligent, fatigue, felicitous, fervent, impudent, insolence, keen, lingered, meagerness, merit, mock, obliged, resentful, tedious, terse, treacherous, vast. The fact that the lottery winner flaunted his newly acquired wealth made all... 
English
Word Bank: deliberately, derision, despair, diligent, fatigue, felicitous, fervent, impudent, insolence, keen, lingered, meagerness, merit, mock, obliged, resentful, tedious, terse, treacherous, vast. The group of friends _________ around the coffee shop long after it was ... 
Languarge Arts
Word Bank: deliberately, derision, despair, diligent, fatigue, felicitous, fervent, impudent, insolence, keen, lingered, meagerness, merit, mock, obliged, resentful, tedious, terse, treacherous, vast. When it looked like all hope was lost for winning the war, the commander ... 
Science
If the volume of a balloon is 5.0 L at 22 degrees Celsius, what will be the new volume if the balloon is heated to 75 degrees Celsius? Should the volume increase or decrease? 5/22=x/75 x=17.045 
math
A video rental company offers a plan that includes a membership fee of $8 and charges $2 for every DVD borrowed. They also offer a second plan, that costs $14 per month for unlimited DVD rentals. If a customer borrows enough DVDs in a month, the two plans cost the same amount... 
Chemistry AP
This isn't quite an HW question, I'm needing any site that gives practice Free Response problems for equilibrium for AP Chemistry if there are any for study and practice. 
connexus
Wow, calm down m8 
Language Arts
So, is it the one most gave or the anonymous gave? 
Algebra 2
Karl says that you can take the square root of each side of an equation. Therefore, he says that (x + 5)2 + ( y – 7)2 = 36 and ( x + 5) + ( y – 7) = 6 are equivalent equations. Emily says the equations are not equivalent. Who is right? Explain your answer. I know ... 
math
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