# Abigail

Popular questions and responses by Abigail-
## mathematics

AOB is a sector of a circle such that angle AOB=60 degrees Celsius and OB is r units long. the area of AOB is

*asked on September 20, 2016* -
## Art plz help fast!

(On all of these you need to be on internet explorer) 1. Picture: a peasant family cook over a campfire by Bartolomeo Pinelli, it is the first image on web/images The image pictured her is conveying what message to you as the viewer? The family is close

*asked on August 17, 2017* -
## math

in a class of 50 students ,30 study biology and 25 study economics .15 study neither biology nor economics a.how many take both subjects? b.how many take only biology? c.Ho many take economics only?

*asked on February 9, 2020* -
## Physics

Figure 10-42 shows a uniform disk that can rotate around its center like a merry-go-round. The disk has a radius of 2.00 cm and a mass of 20.0 grams and is initially at rest. Starting at time t = 0, two forces are to be applied tangentially to the rim as

*asked on July 28, 2010* -
## Physics

Two resistors have resistances R1 and R2. When the resistors are connected in series to a 12.4-V battery, the current from the battery is 2.13 A. When the resistors are connected in parallel to the battery, the total current from the battery is 9.01 A.

*asked on May 11, 2015* -
## Calculus

Identify the coordinates of any local extrema of the function y=e^x - e^(2x).

*asked on June 15, 2010* -
## Physics

A copper (shear modulus 4.2 x 1010 N/m2) cube, 0.331 m on a side, is subjected to two shearing forces, each of magnitude F = 2.17 x 10 6 N (see the drawing). Find the angle (in degrees), which is one measure of how the shape of the block has been altered

*asked on May 1, 2019* -
## Calculus

Decide if the following function f(x) is differentiable at x=0. Try zooming in on a graphing calculator, or calculating the derivative f'(0) from the definition. f(x) = x^4sin(2/x), if x is not equal to 0, and f(x) = 0 if x = 0. If it is differentiable,

*asked on February 23, 2011* -
## English

I am supposed to mark the meter using the unaccented (u) and accented (/) marks for the first quatrain of Sonnet 116. Let me not to the marriage of true minds Admit impediments. Love is not love Which alters when alteration finds, Or bends with the remover

*asked on August 28, 2019* -
## Calculus

A 0.2 ml dose of a drug is injected into a patient steadily for 0.75 seconds. At the end of this time, the quantity, Q, of the drug in the body starts to decay exponentially at a continuous rate of 0.2 percent per second. Using formulas, express Q as a

*asked on February 6, 2011* -
## Math

Using a ruler and a pair of compasses only (I) construct a triangle XYZ such that XY =8cm and angle YXZ =ANGLE ZYX =45 DEGREES . Locate a point P In the triangle equidistant from XY AND XZ AND YX AND YZ . Construct a circle touching the three sides of the

*asked on April 3, 2020* -
## Algebra

Check My answers Please- 1. 3(y + 1) for y = 2 a.6 b.9*** c.7 d.8 2. d + g/h for d = 45, g = 18, and h = 9 a.6*** b.7 c.3 d.4 3.The cost in dollars of a class party is 59 + 13n, where n is the number of people attending. What is the cost for 44 people?

*asked on November 8, 2017* -
## math helllppppp

Which best describes box and whisker plots? A. they are divided into sections using quartiles and extremes B. they are created by first writing a data set in order from least to greatest C. they show how data are spread out D. all of the above***

*asked on August 22, 2017* -
## Math

The total amount of water in 2 containers is 35quarts. If 7 quarts gets poured from the container with less water into the continer with more water, the container with more water will have 4times as much water as the other container. How many quarts are in

*asked on November 1, 2018* -
## geometry

Which of these is a step in constructing an inscribed square using technology?

*asked on September 24, 2015* -
## Calculus

A 0.2 ml dose of a drug is injected into a patient steadily for 0.75 seconds. At the end of this time, the quantity, Q, of the drug in the body starts to decay exponentially at a continuous rate of 0.2 percent per second. Using formulas, express Q as a

*asked on February 6, 2011* -
## Ed Tech plz helppppp

What does it mean to troubleshoot your computer? identify problems with your computer and attempt to fix them*** to open your computer to see what's missing from the hard drive to switch the mouse and keyboard plugs to download and print an new computer

*asked on August 22, 2017* -
## Social Studies plz help me!

What is the main advantage of using money instead of bartering? A. Many more people today use money than bartering to get goods and services.**** B. Not all countries use the same types of money in their economies. C. Money comes in many different values

*asked on August 18, 2017* -
## futher maths

find the modulus of the resultant of the velocities 10ms-1 and 8ms-1 inclined at an angle of 60 degree

*asked on April 20, 2017* -
## physics

a man walks 8km North and then 5km in a. direction 60degrees. find its distance from his starting point

*asked on May 22, 2014* -
## Trigonometry

Solve: 2cos^2 theta - 3cos theta+ 1= 0 interval [0, 2ð)

*asked on May 30, 2011* -
## Calculus

An electrical circuit switches instantaneously from a 2 volt battery to a 20 volt battery 3 seconds after being turned on. Sketch on a sheet of paper a graph the battery voltage against time. Then fill in the formulas below for the function represented by

*asked on February 5, 2011* -
## Algebra

I have an exponent properties test tomorrow, its our last one before the final, so its important, but anyways, there is one question on the review that is confusing me. Could you please help? Here it is : (2y2x7)(-xy)(9x-3y) I don't know if the exponents

*asked on January 6, 2011* -
## trig

If an angle is 1 radian, what is the arc length in radians?

*asked on April 16, 2008* -
## Calculus

How do you prove area of a circle? Integrate an incremental area dArea = r dr dTheta from r=0 to R, and Theta from zero to 2PI radians. Area= INT INT dTheta rdr dTheta Area= 2PI (1/2 R^2)= PI R^2

*asked on March 1, 2007* -
## Math

A store buys 77 1/2 pounds of mulch in a large shipment. They divided the mulch up into bags that can each hold 2 1/4 pounds of mulch. The store sells one bag of mulch for $2.25. How many full bags of mulch will the store make? Considering only the full

*asked on October 10, 2018* -
## chemistry

represent in the form of equation the reaction of fluorine with the following (1):diamond (2);xenon (3);silica

*asked on August 28, 2018* -
## math

First I spent half the money for clothes. Then I spent $6 to go to a movie. Then half of what was left to download of song. now I have $7 left. How much was the original money.

*asked on April 4, 2018* -
## science helpppppp again!!

the cell theory was developed by Robert hooke*** developed before microscopes were invented developed only after electron microscopes became widely used developed by many scientists over the years Most Bacteria are unicellular eukaryotes unicellular

*asked on September 19, 2017* -
## Science Please helpppp me!!

(1) in order for an organism to develop specialized tissues the organism must be which of the following A) A Plant B) An Animal C) Unicellular D) Multicellular*** (2) Which foods are lipids found in, and what is their function in the body? A) lipids are

*asked on September 19, 2017* -
## Social Studies please help

1. What is one reason why Nigerians remain poor, despite their country’s large oil deposits? A. infrastructure B. subsistence farming C. corruption** D. microcredit 2. Which of the following is most likely to help countries in West and Central Africa

*asked on September 15, 2017* -
## ART please help!!

Go to internet explorer and type "lighthouse by by george seurat" (just like that) go to images it is the first one there (blurry lighthouse with boat) To create this lighthouse scene, the artist used organic shapes to create the boat used geometric shapes

*asked on September 14, 2017* -
## HELP plz

A business owner wants to have a rectangular parking lot resurfaced. The lot is 93 feet long by 58 feet wide. Basesd on a cost of $2.47 per square foot, the owner incorrectly estimated that it would cost $12,000 to have the lot resurfaced. Which could be

*asked on August 16, 2017* -
## Math Shapes

Which figure could result from slicing the cylinder? Choices are ; triangle circle hexagon' octagon Obviously a circle right?

*asked on August 16, 2017* -
## English

Write a short drama that has epilogue and prologue

*asked on March 5, 2017* -
## Maths

31+x+31-x-10=0 Solve x2/3+x1/3-12=0 If (x-3)is a factor of x2+4x-21=0,find the other factor (using long division)

*asked on March 5, 2017* -
## Physics

A girl of mass 25kg runs up a stress of total height 3.0m.find the work done against gravity.

*asked on March 5, 2017* -
## Language Arts

Can someone give me some easier questions that can simplify exactly what I am supposed to be answering in this question? The title "Another Evening at the Club" is close in meaning to "Just Another Evening at the Club." Given the events of the story, what

*asked on February 28, 2017* -
## chemistry

If 700 grams of glucose (C6H12O6) are fermented, what is the maximum volume in milliliters of ethanol (C2H5OH) that can form? (Density of ethanol is 0.79 g/mL)

*asked on November 17, 2016* -
## Physics

Hello, I had a question for physics, and I tried it out, however, I got the wrong answer. The Question:If a rock takes 0.750s to hit the ground after being thrown down from a height of 4.80m, determine the rock's initial velocity. My Work : The formula-

*asked on October 12, 2016* -
## chemistry

What volume of chlorine gas at 34.0◦C and 1.38 atm is needed to react completely with 9.40 g of sodium to form NaCl? Answer in units of L.

*asked on April 15, 2016* -
## math

find the arc length of AB to the nearest tenth. AB equals 45 degrees. radius is 5 in.

*asked on April 8, 2016* -
## geometry

find the arc length of AB to the nearest tenth. AB equals 45 degrees. radius is 5 in.

*asked on April 8, 2016* -
## Practical English

In which sentence are the italicized words a dangling modifier? A)Flying beneath the cloud, the pilot could see the airport. B)Resting on the sea bottom, the old trunk held coins. C)Arriving ten minutes late, the store was closed for the night. Not knowing

*asked on July 21, 2014* -
## Math

A line in coordinate plane contains the points P(2, -7) and Q(-4, -1). What point is the midpoint of PQ?

*asked on February 27, 2014* -
## Science

A ball is thrown horizontally from the top of a cliff 20m high. If the initial horizontal velocity is 8.0m/s,find how long it takes to reach the horizontal plane at the foot of the cliff.

*asked on September 22, 2013* -
## Physics (please help!!)

The Crab pulsar (m=2.00x10^30 kg) is a neutron star located in the Crab Nebula. The rotation rate of the Crab pulsar is currently about 30.0 rotations per second, or 60.0pi rad/s. The rotation rate of the pulsar, however, is decreasing; each year, the

*asked on April 15, 2011* -
## Physics (please help!!!!)

A cart running on frictionless air tracks is propelled by a stream of water expelled by a gas-powered pressure washer stationed on the cart. There is a 1.00-m^3 water tank on the cart to provide the water for the pressure washer. The mass of the cart,

*asked on March 4, 2011* -
## calculus

What conditions must be satisfied by vectors u and v for this to be true? |u + v| >|u - v|

*asked on May 24, 2010* -
## CALCULUS

Under what conditions does |proj of a on b| = |proj of b on a| for two non zero vectors? Show why.

*asked on May 24, 2010* -
## Chemistry

How much would 3.45* 10^21 C12H22 O11 molecules weigh

*asked on April 18, 2010* -
## Chemistry

What is the boiling point of heaxane?

*asked on February 28, 2010* -
## Mathematics

Express the recurring decimal 5.7444... in the form a/b where a and b are integers

*asked on May 1, 2020* -
## maths

The 14th term is % while the 25th term is 173,find the 19th term

*asked on March 20, 2020* -
## History

How do you study for a history test?

*asked on November 3, 2019* -
## Math

Callum bought 2 apples at 25p each and a drink for 39p. How much did he spend altogether?

*asked on November 3, 2019* -
## Physics

A uniform pole 7m long weighting 10kg is support by a boy 2m from one end and a man 3m from the other end. At what point must a 20kg weight be attached so that the man would support thrice as much weight as the boy

*asked on October 24, 2019* -
## Math

An astronaut on the moon drops a rock straight downward from a height of 0.95m. If the acceleration due to gravity on the moon is 1.62m/s, what is the speed of the rock just before it lands?

*asked on August 29, 2019* -
## Math

What is the value of X if 4x+2=6+2x

*asked on July 18, 2019* -
## Science

Explain the statement the capacitance of a capacitor is 5 microfarad

*asked on June 4, 2019* -
## Social studies

In this lesson, you have learned about one way that diversity has posed a challenge for the island nation of Cyprus. The Greeks and Turks who share the island have been unable to truly unite as a single nation. Instead, Greek Cypriots administrate much of

*asked on November 13, 2018* -
## math

solve each inequality m-78 p+5

*asked on November 13, 2018* -
## Health

______ nutrients that are needed for growth and repair body tissues Carbohydrates Fats Fiber Protein

*asked on October 4, 2018* -
## Health

______ nutrients that are needed for growth and repair body tissues Carbohydrates Fats Fiber Protein

*asked on October 4, 2018* -
## Texas history

Which of the following shows the most evidence if Spanish architecture being preserved Ranches Schools Homes Missions I think it’s missions but it might be homes

*asked on October 3, 2018* -
## math

angela ate at the same restaurant four times. each time she ordered a salad and left a $5 tip. she spent a total of $54. write and an equation to find the cost of each salad is not yet solved by the Tiger Algebra Solver.

*asked on September 5, 2018* -
## chemistry

how many molecule of sulphur acid is needed to neuralise 5ml of sodium carbonate and 5vl of tetraoxosulphate v acid when calcium is heated at a tempeture of 20 degree centigrade using nickel as catalyst

*asked on June 21, 2018* -
## Algebra

I have another question that I hope you don't mind answering its - Patricia owned so many posters that she decided to sell 77 of them to her friends. After selling the posters she still had 186 left. Write and solve the equation to find the number of

*asked on November 8, 2017* -
## Social Studies Please help

1. What do colonialism and imperialism both require? a) one country giving money to another b) two countries sharing c) two countries working together d) one country ruling another country**** 2.What did West Africans trade to North Africans in exchange

*asked on September 20, 2017* -
## Last science questions I promise please help me

Which of the following organelles coverts light energy into food? lysosome chloroplast*** nucleus ribosome Which of the following shows the correct order of cell organization starting from the least complex Tissue, Organ System, Cell, Organ Organ System,

*asked on September 19, 2017* -
## Science helppp

Oxygen moving from the bloodstream into a cell down a concentration gradient is a form of A: osmosis B: endocytosis C: Active transport D: passive transport Is the answer D? •

*asked on September 15, 2017* -
## P.E help plz

the friends you hang out with at school are an example of A. your physical enviroment B. your heredity C. bullying. (D). your social environment***

*asked on August 22, 2017* -
## ss

What is one non-monetary positive incentive for becoming an entrepreneur? (1 point) working long hours earning a profit being your own boss**** organizing productive resources

*asked on August 18, 2017* -
## Math

Due to evaporation, the water level in Wesley's aquarium dropped 2 cm a week during the first three weeks in July. What integer represents the change in water level during the three-week period? -2 cm. -3 cm. -6 cm.**** -9 cm

*asked on August 17, 2017* -
## physics

A car is moving down the road with a constant velocity of 20m/s. The car passes by a big billboard. There is a police officer ( motorcycle) at rest behind the billboard. It takes one second to start the motorcycle and start chasing the car. The motorcycle

*asked on May 24, 2017* -
## Math

Explain how can tell without computing whether the quotient 1/2 divided by 6 is greater than 1 or less than 1 I think it is greater becwuse the number i start with

*asked on May 23, 2017* -
## American Government

I need help with this question: Select one of the six organizing principles of the Constitution and apply it to the Bill of Rights. How is that principle supported or limited in the Bill of Rights

*asked on March 6, 2017* -
## Math (Probability)

My friend and I have been debating back and forth on the answer to this question. I say that it is 1/6, while she says that it is 1/60. So, the question is... If you are to roll a fair, six sided die ten times, what is the probability that you will roll a

*asked on February 16, 2017* -
## Algebra

An example of a real-world situation that could be represented by an algebraic expression.

*asked on February 2, 2017* -
## Algebra

I am totally stuck on this question, can some one help? Come up with and describe two scenarios: one that models a direct variation situation and one that models an inverse variation situation. Do not state explicitly which scenario is which, but provide

*asked on January 4, 2017* -
## Math/ Statistics

A group of data elements has a mean M and a standard deviation S. a) Find the new mean and the new standard deviation if a constant number C is added to each data element in the group? Explain thoroughly. b) Find the new mean and the new standard deviation

*asked on December 1, 2016* -
## Algebra 1 B

2. How is the graph of y = -6x^2 + 4 different from the graph y = -6x^2? A. It is shifted 4 units to the left. B. It is shifted 4 unites to the right C. It is shifted 4 units up. *** D.It is shifted 4 units down. 3. A model rocket is launched into a large

*asked on November 30, 2016* -
## Chemistry

Calculate the ph value after of 1ml of 0.01 mol/1hcl solution to 1 liter of distilled water that is initially at ph=7

*asked on November 29, 2016* -
## chemistry

The fermentation of glucose to form ethanol occurs according to the following chemical reaction: C6H12O6(aq) → 2 C2H5OH(l) + 2 CO2(g) A) If 700 grams of glucose (C6H12O6) are fermented, what is the maximum volume in milliliters of ethanol (C2H5OH) that

*asked on November 17, 2016* -
## Math

You are supposed to come up with an equation to solve this problem. I have figured out how to do it, just not what the equation is supposed to look like. Anyways, here is the word problem. The taxi fare in Gotham City is $2.40 for the first .5 miles, and

*asked on October 14, 2016* -
## Physics

Hello, I had a question for physics, and I tried it out, however, I got the wrong answer. The Question:If a rock takes 0.750s to hit the ground after being thrown down from a height of 4.80m, determine the rock's initial velocity. My Work : The formula-

*asked on October 11, 2016* -
## science

Describe how you will prepare 500cm of 1M nacl

*asked on October 3, 2016* -
## Biology

A farmer sets up a buffalo farm in this ecosystem. Over time, the buffalo greatly reduce the grass biomass in the community. Explain how the introduction of this new species could affect the amount of energy transferred within the food chain.

*asked on September 14, 2016* -
## algebra

x/x-2 +x-1/x+1 = -1 How do I find the solution to this equation?

*asked on June 15, 2016* -
## life orientetion

Are individuals empowered and do they understand their human rights or when their rights are being violated

*asked on May 12, 2016* -
## Math

What is the Greatest Common Factor of 36x+12y

*asked on April 23, 2016* -
## chemistry

Air bags in cars are inflated by the sudden decomposition of sodium azide (NaN3) by the following reaction. 2 NaN3(s) −→ 3 N2(g) + 2 Na(s) What volume of N2 gas, measured at 1.31 atm and 85.0◦C, would be produced by the reaction of 65.0 g of NaN3?

*asked on April 15, 2016* -
## Social Studies

Help! I am stuck on this question. Which goal led Israelis and Palestinians into conflict? a) a desire for independence and security b) religious worship at the same temples c) military dominance in the region d) political control of the same national

*asked on February 23, 2016* -
## Social Studies

Help! I am stuck on this question. Which goal led Israelis and Palestinians into conflict? a) a desire for independence and security b) religious worship at the same temples c) military dominance in the region d) political control of the same national

*asked on February 23, 2016* -
## Chemistry

What is the volume of the container needed to store 0.8 moles of argon gas at 5.3 atm and 227°C? (Given: R = 0.08205 l · atm/mol · K)

*asked on January 28, 2016* -
## math

Imagine having a urn with 20 balls, of which 8 are black and the remaining white. You are to draw 5 balls out of the urn. What is the probability that at least three of the balls drawn are white?

*asked on December 17, 2015* -
## Math

I'm unsure how to solve this... can someone help me? Match the equation with its graph. −6/7 x - 1/2 y = 3/7 The answers are graphs, so I'll type the coordinates of the graphs here. A.) -1, 4; -6, 4 B.) -1, -4; 4, 6 C.)-4, -6; 4, 8 D.) -4, 6; 2, -4

*asked on December 10, 2015* -
## math

Abigail is 15, and Cynthia is 27. How many years ago was Abigail twice as young as Cynthia?

*asked on December 7, 2015* -
## Algebra 1

In a town, there are 170 teenagers that own portable media players. This is at least 2/3 of all the teenagers in the town. What is the maximum number of teenagers who live in the town?

*asked on November 30, 2015* -
## social studies

When did countries in north africa start to gain independence?

*asked on November 16, 2015*