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Posts by lia

Total # Posts: 117

math
a piece of string 25 cm long goes exactly once round the edge of a plate in the form of a quadrant pie = 3.14 Find the radius of this quadrant and calculate the area of the quadrant

math
Jack pay income tax at the rate of $35416 plus 45cent for every dollar earned in excess of $85000. Find her total taxable income if she pays $39637 in tax.

math
If 6/7 is expressed as an infinite decimal, what digit would be in the 327th decimal place?

Algebra 2
Find the exact coordinates of the points on a circle of radius 12.5 at an angle of 180°

Biology
Why does our fingers have a number of hinge joints rather than one or two?

math
tree pipes of diameter 1 m are held together by a taut metal band as shown. Find the length in meters, of the metal band.

Algebra
A model rocket is launched straight upward from the side of a 256-ft cliff. The initial velocity is 96 ft/sec. The height of the rocket h(t) is given by: h(t) =-16t^2+96t+256 where h(t) is measured in feet and t is the time in seconds. Determine the time at which the rocket is...

Math , check my answer ?
Lynne invested $35,000 into an account earning 4% annual interest compounded quarterly. She makes no other deposits into the account and does not withdraw any money. What is the balance of Lynne's account in 5 years? $37,153.21 $39,438.88 $42,706.65 <my choice $56,295.30

Math
I meant to say at the end *Right corner

Math
The measure of angle BCA is: A) 30 degrees B) 36 degrees C) 45 degrees D) 60 degrees It is a iscoles triangle which the number 3x on the top of the triangle angle A and a line extending to D going right from A and Angle B is at the bottom left corner A and angle C is at the ...

math
3,12,21, __ , __ ,__ what is the missing number ? can you guys answer this ?

math
TWO YEARS AGO, KIM INVESTED RMP AT HER ACCOUNT WHICH EARNS r% simple interest . after eighteen months , she noticed that the amount had become rm 10450 and today amount is rm 10600 . FIND THE VALUE OF p and r

chemistry
what is the charge balance equation for acetic acid?

math
A map's key shows that every of 5 inches on the map represents 200 miles of actual distance. Suppose the distance between two cities on the map is 7 inches. What is the actual distance between the two cities? Write the rule you used to find the actual distance.

chemistry
Calculate the value of the thermodynamic equilibrium constant for the following reactions at 25.0 °C. (a) N2H4(g) + 2O2(g) 2NO(g) + 2H2O(g) Kp = H20=-228.6 NO= 86.69 N2H4= 159.3 02 = 0

chemistry
what question???

math
Nine basketball players went to get pizza. They bought six pizzas. How much oizza will each one get?

English
Never mind I got it.

English
Then what do I go with?

English
OK would it be C?

English
Which of the following vocabulary words ends in a suffix that indicates it is an adverb? A. Imminent B. Doggedness C. Infallibility Is the answer B? Thank you

black river
Mathematics How high is the tree if I had 5m 4m how high is the tree

Statistics
An automatic machine in a manufacturing process is operating properly if the length of an important subcomponent is normally distributed with a mean μ = 80 cm and a standard deviation σ = 2 cm. a) Find the probability that the length of one randomly selected unit is ...

History
The president ?

History
I don't know, is it the Secretary of State and the head of the joint chiefs ?

History
Which term is applied to a legislator who introduces a bill? president pro tempore sponsor of the bill < ? proponent of the bill director of the bill Who carries out the roles of chief diplomat, commander in chief, and chief executive in the United States? the Secretary of ...

French help (:
I meant 1.B

French help (:
2.A? 3.B?

French help (:
Which are the nouns??

French help (:
Which is the correct form of the adjective? les grandes arbres < ? les grands arbres les grand arbres Which is the correct form of the adjective? les nouvelles classes les nouvel classes les nouvelle classes < Which shows the correct form of the adjective? la petit fille...

History
Hi, when someone tells you to write down the pade identifier.. what am I exactly writing down? Am I putting down the citation of the website?

History
ohh okay thank you again lol

History
Thank you(: Now when looking for a secondary resource of the Manhattan project.. should I just type it in google and they'll pop up?

History
Hi ! Can someone give me some really really really good websites about the "Manhattan Project" (WWI/WWII).. you know.. I need ONE primary resource and ONE secondary resource. I know you guys are really good at giving good websites. I cannot use wiki, or anything ...

Constructed Responce Help
thank you :D !!

Constructed Responce Help
There are many ways to compare and contrast the two versions of the stories “The Chicago fire”. The first version differs from the second version in many ways. Some ways is that in the first story the person lost materialistic things and is in a first person’s ...

Constructed Responce Help
Hi, I was told I could re-do my CR and post it for checking. There are many ways to compare and contrast the two versions of the stories “The Chicago fire”. The first version differs from the second version in many ways. Some ways is that in the first story the ...

Constructed Responce Help
thanks, can I repost when I corrected myself?

Constructed Responce Help
Hi can you see if this constructed responce makes sense, or if I need to clean it up or add anything to it. thanks! I needed to compare and contrast the two versions of "the great chicago fire" and also tell how the format of each passage allow the author to add ...

LAST history question
... C?

LAST history question
thank you .

LAST history question
I did I just cannot find anything about this. I have 30 questions and I didn't know the answers to ONLY 2 of them. I think I've done pretty good, and it's okay for me to be stuck on only 2, well 1 now.

LAST history question
Why did the US government require rationing of some goods during World War 2? A. to provide food and supplies to war refugees in Europe B. to increase the demand for certain items to increase the profit made by selling them around the world C. to decrease the changes of supply...

1 History Question
A? it was the govermnt agency that worked with corporations to product what the military needed?

1 History Question
How did the War Production Board play a role in coordinating American war efforts during World War II? It was the government agency that worked with corporations to produce what the military needed. It was the agency that determined when and where troops would be dispatched. ...

Chemistry Lab
If 3.5 mL of distilled water is added to 1.5mL of a 0.150 M solution of CoCl2, what is the concentration of the resulting solution? M1V1=M2V2 M1= 0.150 V1= 1.5mL M2= 3.5?

geometry
A photograph that is 3 1/2 x 6 is to be enlarged so that the larger side is 15" find the perimeter of the larger photograph

french
kk thank you ! :)

french
quelque chose qui bouge i just needa know what this means. i don't know if google translate is giving me the right translation :$

french
are there any french tutors here ?

Chemistry
If 567mL of water are added to a flask which already contains 1.440 L, what is the new volume of water in the flask? My work: 1.400L=1440mL 567mL=0.567L

Spanish 3
I would think it would be either B or C because it is saying "would" but I am not sure.

Spanish 3
Si ______ a una estrella del cine, le ______ su autógrafo y lo ______ en la pared de mi cuarto. a) conocería, pidiera, pusiera b) pediría, conociera, poneria c) pidiera, conocería, puesto d) conociera, pediría, pondría

Spanish 3
______ terminado todos los quehaceres de la casa si nuestra madre no ______ regresado tan pronto. a) Hubiéramos, habría b) Habríamos, hubiera c) Habría, hubiéramos d) Hubiéra, habría My answer: C, because its saying "I ...

2 question
If you go to Connections, then B A D are the correct answers:) T IS CORRECT!! Thank you!

statistics
THE FIRST STUDENT

math
The perimeter of the quadrilateral is 80feet. Find the length of the other sides. One side is x+9 another is x+13, 4x-5, x^2-8x.

math
5 is half of my factor. the sum of my digits is four. i'm between 30 and 100. what number am i?

Pre Calculus
Actually you don't need to simplify the tan2x. If you move 1 over to the other side to get -1 then you just need to find the tan of -1. According to the unit circle this gives you three pi fourths + npi and 7 pi fourths + npi (remember the period of the tangent function is...

math
Ted made a scale model of a submarine for his science class. a. What is the volume of Ted’s model? b. If 1 inch in the model represents 20 feet in the actual submarine, what is the volume of the actual submarine? front round is 3 inch radius/length 3 inch cylinder is ...

Math
I have the answer to the first part of the question, which is What is the volume of Ted's Submarine model. The answer is 490.08=volume. The second part of the question is if 1 inch in the model represents 20 feet in the actual submarine, what is the volume of the actual ...

Latin Help Please
There were also the other wars and again Achilles was sent to to the great Troy?

Latin Help Please
These sentences have something to do with ablative of agent but I cannot figure them out. Quid ab his maleficiis sceleris abesse videtur? What wrong crimes...??? Erunt etiam altera bella atque iterum ad Troiam magnus mittetur Achilles. They were

Physics
saaw somewhere the answer is 433 but that's not what im getting

Physics
so theres a triangle now with an inside angle of 120

Physics
a store owner wishes to hang a sign weighinh 750N so that cable A attached to the store makes a 30 degree angle from the vertical wall. cable B is attached horizontally to an ajoining building. calculate the necessary tension on cable B |.\ |30\ |...\ A |....\ |.....\____B_____

Physics
i saw somewhere that the answer is 27.3m but im not sure how to do it

Physics
you are riding your bike on a path. you see a fallen tree blocking your way 42 meters ahead. if the coeffiient of friction between your bikes tires ad the ground is .36 and you are traveling at 50km/hr how much stopping distance is required? the total mass of you and the bike ...

Physics
thank you and the answer is 433 to anyone else trying to figure this out

Physics
F*2

chemistry
why would it be undesirable to wash the crude halide with aqueous sodium hydroxide

economics
1) What is the key theory for understanding the politics of information?

english
Sit with Josephine and talk to her. Share your favorite activities with her, and ask her to share her favorite activities with you. And once she does, you can suggest some activities run at the facility that may be similar.

Math
Ms. Floop had an old wagon wheel in her front yard. It had 40 spokes on it. Twenty-four of the spokes were painted blue. What fraction of the spokes were not painted blue?

statistics
the times required to assemble a product part are normally distributed with a mean of 54.4 minutes & a standard deviation of 5.2 minutes. What fraction of the assemble workers require more than one hour?

physics
thank you so much :)

physics
solve for Vf in a=Vf^2-Vi^2/2d how do you do it???

Math
When I am rounded to the nearest 10, I am 80. The sum of the two digits is 15. What number am I?

chemistry
at sea level the average lung capacity for humans is about 4.o liters. at 37 degrees celcius (body temperature) how many grams of oxygen could your lungs hold?

Physics
1) A particle travels between two parallel vertical walls separated by 16 m. It moves toward the opposing wall at a constant rate of 6.4 m/s. It hits the opposite wall at the same height. The acceleration of gravity is 9.8 m/s. a) What will be its speed when it hits the ...

Lab Physiology
What is the significance of IPSPs? How are they produced?

Physiology
Compare the properties of an EPSP with those of an action potential?

bio
What is an IPSP and how is it produced??

Physics
Suppose that you want to take a photograph of yourself as you look at your image in a flat mirror 1.6 away. For what distance should the camera lens be focused?

math
A rectangular prism has a length of x+2, a width of x+1, and a height of 4. The volume of this rectangular prism is 24. What is the length and width of this rectangular prism.

maths
The parabola y2 = 4ax, where a > 0, and the rectangular hyperbola xy = C2, where C > 0, intersect at right angles. Show that the tangent and normal to either curve at the point of intersection meet the x-axis at T and N where TN = 2pa, where p is an integer to be ...

chemistry
1) a 100ml smaple of 0.18M HCLO4 is titrated with 0.27M LiOH. determine the ph of the soution after the addition of 66.67 ml of LiOH (this is at equivalence point) 2)a 100 ml sample of .20M HF is titrated with .10M KOH. determine th ph of the soution before the addition of any...

physics
Thanks. Therefore, I think the answer is "yes". Am I right? Anyway, another question is that, under what condition will the lower wire be in equilibrium?

physics
A horizontal wire carries a large current. A second wire carrying a current in the same direction is suspended below it.Can the current in the upper wire hold the lower wire in suspension against gravity?

physics
A horizontal wire carries a large current. A second wire carrying a current in the same direction is suspended below it.Can the current in the upper wire hold the lower wire in suspension against gravity?

physics
angle= tan-1 ((2gh)^1/2/v)

physics
How can I calculate exactly where a marble will drop if it is rolling of a table with very little friction??

chemistry
25.00 mL of a 2.00 M solution of NaCl is diluted to a final volume of 100.0 mL. What is the concentration of NaCl in the final solution?

science
with massless strings

science
A frictionless pulley with zero mass is attached to the ceiling, in a gravity field of 9.81 m/s2. Mass M2 = 0.15 kg is being accelerated downward at 1.5 m/s2. Calculate the mass M1.

math
a square foot tile has a decorative line connected the diagonal corners. If the sides of the tile are 12 inches, what is the length of the diagonal to the nearest tenth?

math
On a sunny day an office building casts a shadow that is 80 feet long. At the same time, a 5 foot person casts a 6 foot shadow. Determine the height of the office building to the nearest foot.

college microeconomics
An article in the journal of New York State Economics Association claims that the income elasticity of demand for public college education in New York is +1.67. Who would find this information useful and why? come up with 3 interested parties

geometry
Find a coordinate rule for a reflection across the line y = 2x. Then use the rule to find the image of triangle ABC = [ 2 6 0 ] [ 3 -4 4 ]. Be sure to clearly show your work indicating how you found your rule. In addition write the coordinate matrix for triangle A'B'C...

math
how to do 3 squares with 12 sticks

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