Questions Asked on
May 6, 2020

geometry
In the diagram below, A is on line segment CE, and AB bisects angle DAC (meaning that AB splits angle DAC into two equal angles). If DA is parallel to EF and angle AEF = 10 angle BAC  12 degrees, then what is DAC in degrees?
asked by Anonymous 
History
What was the main reason that President Truman proclaimed what would become known as the Truman Doctrine in 1947? a)to develop a positive relationship with the Soviet Union b)to show that the United States was threatened by Germany’s nuclear capabilities
asked by Hi 
World History
What best describes the concept of economic interdependence? Companies with too few available workers have an overabundance of necessary goods. Companies in underdeveloped countries depend on developed countries for cheaper goods. Companies in developed
asked by Hi I'm O 
English
Identify the sentence that most strongly relies on emotional language? I was surprised when you took a job with that company. It came as a real shock when you took a job with that company.******* When you took a job with that company, it really blew me
asked by ... 
Chemistry
SOMEBODY PLEASE HELP ME! This is my last question for the chemistry and thank you. :D A BS Medical Technology student was asked to determine the molecular weight of a diprotic acid using acidbase titration. This student performed four trials. Firstly, the
asked by Shiro 
Science
Which choice most accurately explains the role of a circuit component in preventing a circuit from getting too hot and catching fire? (Select all that apply) 1A fuse can be used to prevent a circuit from getting too hot. It will melt if the current gets
asked by Hi 
Chemistry
A student was tasked to perform gravimetric analysis of a soluble sulfate. His unknown sample weighed 0.7543 g. The sample underwent precipitation using BaCl2 and was digested for overnight. The precipitate was then filtered off to obtain white crystalline
asked by The anonymous 
Chemistry
Calculate the pH of the solution resulting from the addition of 75.0 mL of 0.15 M KOH to 35.0 mL of 0.20 M HCN (Ka (HCN) = 4.9 × 10–10) My answer is 9.52, but im not sure.
asked by The anonymous 
Probability
Let X1 , X2 , X3 be i.i.d. Binomial random variables with parameters n=2 and p=1/2 . Define two new random variables Y1 =X1−X3, Y2 =X2−X3. We further introduce indicator random variables Zi∈{0,1} with Zi=1 if and only if Yi=0 for i=1,2 . Calculate
asked by TAZ 
History
What important rights for defendants were established during the Warren Court? A. All defendants have the right to a government attorney. B. Defendants have the right to a fair, public, and speedy trial. C. Defendants have a right to be heard by a jury of
asked by hsjtyru 
geometry
For this question, please reference the image at: imgurcom/KSYAN6T All circles in the dartboard have the same center. Each circle has half the radius of the previous circle. The colors alternate orangewhiteorangewhiteetc. forever. How much of the
asked by un 
Social Studies
1. Which branch of the Texas government makes laws? A. Legislative ⬇️ B. Executive C. Financial D. Judicial 2. Which government office is responsible for collecting taxes and monitoring the states finances? A. the Railroad Commission B. Commissioner of
asked by Bleb Bleb Bleb 
history
What was the main goal of the National Women’s Political Caucus? A. to ensure the enforcement of Roe v. Wade B. to pass laws to give women equal pay for equal work C. to encourage women’s involvement in politics D. to give women candidates money for
asked by hsjtyru 
Social studies
2. Which are examples of income? Select all that apply. (3 points) A.) Interest B.) Monetary Gifts C.) Mortgage D.) Rent E.) Salary
asked by Connexus Student 
Mathematics
How do you make 2.15 in two ways?
asked by Mavi 
chemistry
What is the equivalent weight of: (a) Potassium tetraoxalate, KHC2O4•H2C2O4•2H2O, if the complete neutralization is assumed. (b) Sodium carbonate if it is titrated to the phenolphthalein end point with HCl. The reaction is Na2CO3 + HCl = NaCl + NaHCO3.
asked by peter 
Chemistry
Americans combined drive about 4.0×109 miles per day and their vehicles get an average of 20 miles per gallon of fuel used. For each 1 kg of gasoline that is burned, about 3.0 kg of CO2 are produced. How many kilograms of CO2 are emitted into the
asked by The anonymous 
math
Use the discriminant to determine whether the quadratic equation has two unequal real solutions, a repeated real solution, or no real solution, without solving the equation. 5x^22x+6=0 A. Two Unequal Solutions B. One repeated Solution C. No real
asked by Edgard 
Mathematics
A container is 24m long ,9m wide and 8m high .how many books can it hold if each book is 20cm long and 6cm thick
asked by Anonymous 
mathematics
The Cost (in dollars) of producing x units of a certain commodity is C(x) = 500 + 10x + 0.005x 2 i. Find the average rate of change of C with respect x when the production level is from x = 100 to x = 105 units. [2] ii. Find the instantaneous rate of
asked by Joxen 
Algebra
Simplify the radical expression by rationalizing the denominator. 5  sqrt 30 A. 30 sqrt5 B. sqrt30 C. sqrt180 /30 D. sqrt30 /6 I did it on my own and did not come out with any of these answers, please help me.
asked by HELP ASAP 
Chemistry
1. Carbon Dioxide gas has a mass of 86.3 grams. If the molar mass of the sample is 44.2 grams, how many moles of CO2 are present in the sample? 2. That sample of gas is in a 23.2 L container at 12 degrees Celcius. Calculate for the pressure.
asked by Anon 
calculus
Consider the function f(x)=3x. a. Determine an expression, in terms of a and h, for the average rate of change between the points (a,f(a)) and ( a + h, f(a+h) ) for the function . Show all steps needed to find a simplified algebraic expression. b. Using
asked by ger 
Probability
Let X and Y be independent random variables with zero means, and variances 1 and 2, respectively. Let U=X+Y and V=X+2Y . Find the coefficients a and b of the Linear Least Mean Squares (LLMS) estimator VˆL=aU+b of V based on U . Find: a= b=
asked by TAZ 
Chemistry
35.0 mL of a 0.250 M solution of KOH is titrated with 0.150 M HCl. After 35.0 mL of the HCl has been added, the resultant solution is: A) Acidic and after the equivalence point B) Basic and after the equivalence point C) Neutral and at the equivalence
asked by Shiro 
Mathematics
A container is 24m long ,9m wide and 8m high .how many books can it hold if each book is 20cm , long and 6cm
asked by Anonymous 
Mathematics
What is the midpoint of Segment AB if A(2, 8) and B(3, 1)?
asked by Jada 
English
Write a message. Riya, a student of class seven is instructed by her teacher to convey to her class mates about the cultural programme competitions which are to be held on 25052020 in your school.
asked by Aiswarya 
Mathematics
Calculate the surface area of a cylindrical steel bar which is 8 cm long and 3.5cm in diameter
asked by Anonymous 
Mathematics
Which shows the products ordered from least to greatest?
asked by Abby 
Criminology
What is a police officer who works inside of a school called? (Select all that apply.) school resource officer school liaison officer schoolbased police office school enforcer I think its A, B?
asked by simp 
History
Which most accurately describes which faction employed social media during the Syrian conflict? The Syrian government blocked social media and inserted lookalike pages in their places. Syrian activists hacked into the government’s Facebook page and
asked by Hi I’m O 
probability and stats
The qualitycontrol inspector of a production plan will reject a batch of syringes if two or more defective syringes are found in a random sample of eight syringes taken from the batch. Suppose the batch contains 12% defective syringes. a. What is the
asked by Mary 
chemistry
An impure sample of Na2SO4 weighed 1.562g. A BaSO4 precipitate from this sample weighed 2.496g. Calculate the percentage of sulfur and the percentage purity of salt.
asked by peter 
calculus
What is the simplified form for the Average Rate of Change of the function f(x)= x^2 between x=−1 and x=−1+h?
asked by ger 
calculus
For the function f(x)=x^3−8x+3, a) Determine a SIMPLIFIED expression for [f(5+h)−f(5)] / h. What does this expression represent? b) Using your simplified expression from part (a), evaluate if h = 0.001. What does this value represent?
asked by ger 
Chemistry
What happens when magnesium is burnt in a jar if nitrogen and the product is warmed after moistened with water (give the equation of the reaction)
asked by Dam william 
social studies
which is a good examples of essential expenses
asked by Ant god 
mathematics
a company sells one one of its product at rs.128 per unit in one year.Its cost function is given by X=0.01x^2+8x+7,where x represents the number of units.What will be the maximum profit of the company in nearest thousand rupee?
asked by Noor 
Probability
Starting at time 0, a red bulb flashes according to a Poisson process with rate λ=1 . Similarly, starting at time 0, a blue bulb flashes according to a Poisson process with rate λ=2 , but only until a nonnegative random time X , at which point the blue
asked by TAZ 
Statistics
3) A company that manufactures oil seals found the population mean to be 49.15 mm (1.935 in.), the population standard deviation to be 0.51 mm (0.020 in.), and the data to be normally distributed. If the internal diameter of the seal is below the lower
asked by Cr 
English
Read the two sentences. he completed his assignment. Then he submitted it to his teacher. Which sentence combines the two sentences using a past participle. Language arts please help!!
asked by Opp opp opp 
Mathematics
A rectangular picture of length 65 cm and breadth 35 cm is surrounded by a frame of breadth 5 cm. What is the perimeter of the framed picture?
asked by Blocks159 
maths
Cookies are made in a factory with an average mass of 22 grams and a standard deviation of 4 grams. some cookies are packed in a box. According to the manufacturer, the average mass of a cookie from at least 99% of the boxes is at least 20 grams. How many
asked by Anna 
math
write a multiplication and subtraction equation that both involve a fraction and have the same solution. Solve your equations to show that the solutions are the same.
asked by mario kart 
Basic science
A man of mass 90kg is moving at a constant velocity. He has kinetic energy of 2205j.calculate his velocity
asked by Anonymous 
maths
In a laboratory test, two products A and B are mixed together. Both products are measured with a measuring spoon that gives a normal distribution of (mean = 10 grams and standard deviation = 0.5 grams) for both products. What is the probability that the
asked by Anna 
Social studies
1. Which are examples of essential expenses? Select all that apply. 2 points) A.) Groceries B.) Movie Tickets C.) Phone Apps D.) Rent E.) Video Games PLEASE HELP ASAP
asked by Connexus Student 
mathematics
the base of a rectangular prism has a area of 8 square meters. the height of the rectangular prism is 5 meters. what is the volume in cubic units of the rectangular prism?
asked by Anonymous 
physics
1. An object of 5 cm in height is 40 cm from a converging lens. It produces an inverted image which is found 30 cm from the lens. Find a) the focal length of the lens, b) the magnification, and c) the image height.
asked by Carmen 
Mathematics
Order the integers from least to greatest 15,0,5,8
asked by Mathmatics 
chemistry
If a 0.500 mole of carbon disulfide reacts with oxygen completely, what would be the total volume of the products at STP? CS2(l) + 3 O2(g) → CO2(g) + 2 SO2(g)
asked by Tiffany 
chemistry
What volume of oxygen gas will be produced when 13.5 g of potassium chlorate is decomposed at STP? 2KClO3(s) → 2KCl(s) + 3 O2(g)
asked by Tiffany 
Stats
Determine the sample size required to estimate the mean score on a standardized test within 44 points of the true mean with 9999% confidence. Assume that sequals=1313 based on earlier studies.
asked by Ray 
math
Show a numerical method for approximating the instantaneous rate of change at x = 3 for the function given by ƒ(x) =  2x2 + 4x + 1 using slopes of secants.
asked by ger 
math
Consider the function f(x)=3x. a. Determine an expression, in terms of a and h, for the average rate of change between the points (a,f(a)) and ( a + h, f(a+h) ) for the function . Show all steps needed to find a simplified algebraic expression. b. Using
asked by ger 
Physics
Calculate the temperature found when 10kg of water at 1008C is mixed with 20kg of water at 40C
asked by Chem 
English
1 Many artists have hopes that their creations will become well known. But sometimes a work of art achieves greater recognition than the artist might have ever imagined. And in the case of Gilbert Stuart and George Washington, a work of art may not even be
asked by nonymouse 
English
Which of the following is an example of a metaphor? A. Your eyes are like glittering diamonds. B. Your fingers dance across the keyboard. C. Your heart is ice. D. Your lips are as pink as roses.
asked by Wiz Kid 
English
Which sentence best shows the author of the selection’s attitude toward the writing of The Silmarillion? A The Silmarillion can be thought of as a prequel to The Hobbit and The Lord of the Rings. B But the story of how The Silmarillion was created may be
asked by nonymouse 
chemistry
A 0.5000g sample of FeO is ignited to Fe2O3; what is the percentage gain in weight?
asked by peter 
chemistry
What are the normality and molarity of a solution prepared by dissolving 8.050g Ba(OH)2•8H2O in 1500ml of solution?
asked by peter 
matthematics
ron bought 2 quarts of ice cream for a party. three pints were eaten how many pints remained
asked by Anonymous 
calculus
Determine the simplified form for the slope of the tangent at any point for the function p(x)=1/x+1
asked by ger 
science
Populations can change in size when new members join the population or when members leave the population. What factors might have caused the decrease in deaths in year 1? Make sure to include such terms as limiting factors, birth rate, death rate, carrying
asked by Student 6 
Algebra
A museum charges $14.50 for a one day youth admission and $18.50 for a one day adult admission. One Friday, the museum collected $1694 From a total of 108 youths and adults . How many admissions of each type were sold?
asked by Tiffany 
Mathematics
Rewrite the equation in Ax+By=C form. Use integers for A, B, and C. Y=(1/5)x1
asked by Anonymous 
Math
Use the Midpoint Rule to approximate the integral (x^4) from 0 to 4 with n=0
asked by ali 
Chemistry
How would you proof that a substance is a base without using litmus to test.( Give equation)
asked by Dam william 
Physics
From a velocity graph, can you tell where the starting position is? Also, can you tell where the ending position is relative to the starting position? Explain.
asked by boggo 
English
Type the word’s correct spelling. stat but the a has a straight line on top of it
asked by kyle 
English
Select the correct spelling. Aetheletic athletic athletic
asked by kyle 
algebra
gopi has rectangular garden plot surrounded by 200 meter of fence. find the width of the garden if its area is 2400 square meter.
asked by chacha 
algebra
For which values of a do y = x^2 − 2x + a have zero places? (Sorry if this is translated wrong, it's nollställen in Swedish, which could be zeros.. Quadratic Function maybe?)
asked by Mike 
Physics
Physics question calculate the energy required to vaporise 50kg of water initially at 80c
asked by Adeosun Dammilola 
Mathematics
Cookies are made in a factory with an average mass of 22 grams and a standard deviation of 4 grams. some cookies are packed in a box. According to the manufacturer, the average mass of a cookie from at least 99% of the boxes is at least 20 grams. How many
asked by Anna 
History
Why do so many countries have national epics? I know what they are but I need to know why there are so many.
asked by Spex 
english
A plain old physician I was, till I completed my PG. Now I am allowed to enter the operation theatre, take a scalpel, work with a surgical blade and suture the patient. This makes me a.....?
asked by uma 
mathematics
Mary will be taking a 20question, multiplechoice exam with three choices for each question. She has another important project to be submitted on the same day. If Mary guesses on each question of the exam, find the probability of guessing exactly 8 out of
asked by john 
math
write an equation in general form with no yintercept and passes through (3,6)
asked by karen 
Physics
X varies directly as the product of u and v and inversely as their sum if x=3 when u=3 and x=1 what is the value of x if u=3 and v=3?
asked by Galadeema 
physics
sorry for repost but I really need help to understand this In a room at 21 °C, 60 mL of water is poured into each of three cups. The water in cup A is at 15 °C, the water in cup B is at 25 °C, and the water in cup C is at 45 °C. c) Describe what
asked by help 
computers
Step into the year 2028. How are people viewing the digital video? Or have we moved on to a completely new format? What do you think the moviegoing experience will be like? How about home video? Mobile communications? Tell us what the future of digital
asked by kyle 
Texas State History
Which taxable item(s) make up less than five percent of Texas’ state budget? A) Public School Programs B) Food Products C) Fuel, Oil & Gas, Tobacco, and Alcohol D) Property
asked by Ender 
English
Why some choose Street Dance as a hobby? List 5
asked by Ella 
social studies
Shi Huangdi developed a system of standardized weights and measures in order to
asked by Caitlyn 
Basic science
A man of mass 90kg is moving on a constant velocity. He has a kinetic energy of 2205joules. Calculate his velocity
asked by Precious 
social studies
three strategy which leaders of schools may use to promote cooperation and unity within schools
asked by lily 
Algebra1
2 integers are in a ratio of 5 : 8. If there sum is less than 100. What is the greatest possible valsue of the smallest interger
asked by James 
spanish
What makes ir irregular in the preterite tense? How is the verb ir conjugated in the preterite tense? I am so confused about these questions and I can't find anything in my lesson that helps.
asked by taylor 
Calculus
Find the instantaneous velocity at x=6 if f(x)=radical 2x+4
asked by Felicia 
french
The IMPERFECT is used to describe habitual actions and conditions that existed in the past. It describes what people ______________, and the way things _______________.
asked by francais 
Mathematics
Expand and simplify the following expression.a 5ab(3a+5b )2a(3ab4b)
asked by June 
science
cooking an egg
asked by unknown 
Math
A professional regulation baseball diamond is actually a square. The distance between each base is 90 feet. What is the distance a catcher from home plate must throw the ball directly to the second baseman? Round to hundredths. Please helppppp!!! :(
asked by Andrea 
physics heat
In a room at 21 °C, 60 mL of water is poured into each of three cups. The water in cup A is at 15 °C, the water in cup B is at 25 °C, and the water in cup C is at 45 °C. d) Explain how thermal equilibrium is reached in the cup.
asked by help 
English
1 Many artists have hopes that their creations will become well known. But sometimes a work of art achieves greater recognition than the artist might have ever imagined. And in the case of Gilbert Stuart and George Washington, a work of art may not even be
asked by anonymous✨ 
Physics
Two girls are sitting on the same side of a seesaw. One girl is 28 kg and sitting 2.4 m away from the middle. The other girl is 35 kg and 2.6 m away from the middle. Their dad can balance them out if he sits 2.0 m away from the middle on the other side.
asked by Christian 
science
Which soil layer contains the most humus? A) Horizon A B) Horizon B C) Horizon C
asked by Adellina~ 
Science
5. Which of the following is not a function of the skeletal system? A. supports the body B. works with other body systems to allow movement C. manufactures new blood cells D. sends signals to the brain I believe that the answer is D, can someone please
asked by uwu 
Chemistry
Balancing the following equation by filling in the missing coefficients ____AI+____O2———>AI2O3
asked by Alison 
Science
10. Which of these does a virus need to multiply? A. chloroplasts from a host cell B. a host cell to provide oxygen C. new ADP from a host cell D. a host cell to replicate the virus's DNA***
asked by Yeetus 
Physics
A hunter aims directly at a target 200m away by how much will he miss the target if the muzzle velocity of the bullet is 500m/s
asked by Anonymous 
science
Name three types of evidence used to support the theory of evolution. Explain how scientists use each type of evidence to provide support for evolution. Give one example of each.
asked by vevxi on yt 
Mathematics
Carmen is dividing her rectangular garden with a diagonal fence. The length of the garden is 11 feet and the diagonal is 19 feet. Which equation can be used to find the width of the garden? How wide is the garden? Select two answers. A.11^2+w^2=19^2
asked by yep 
math
How long will it take a bird traveling at an average speed of 12 mph to travel 202 miles while flying south for the winter
asked by jojo 
Physics
Why is it dangerous to roll open the top drawers of a fully loaded file cabinet that is not secure to the floor?
asked by Christian 
math
A gift box is 10 inches long and 6 inches wide. It is 3 inches tall. What is the volume of the box?
asked by toby 
Social Studies
1. What is a reason that the Missouri Compromise did not have lasting effects? 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
asked by Ⓙⓤⓟⓘⓣⓔⓡ 
social studies
How do language and religion reflect the cultural division in Western Europe?
asked by aio 
chemistry
What volume of hydrogen would be required to produce 0.400 mole of HCl at STP? H2(g) + Cl2 (g) → 2HCl(g)
asked by Valeria 
Math
The graph below shows the amount of money in one of Marie's savings accounts over several years. If Marie's savings continue to grow at the same rate as shown in the graph, how much money will she have saved by year 5 in this account? The x axis of the
asked by Tessa 
Algebra
suppose that y varies inversely with x and y=2 when x=6. What is an equation for the inverse variation. A. X= y/4 B. y=12/x C. y=4x D. y=x/12
asked by HELP ASAP 
Stats (regular)
In a college student poll, it is of interest to estimate the proportion p of students in favor of changing from a quartersystem to a semestersystem. How many students should be polled so that p can be estimated to within 0.09 using a 99%
asked by Ray 
English
Hi, Um, I need help with this question because I am getting confused and I don't know what It means. In a paragraph, define and provide an example of stage directions from A Surprising Point of View. Then analyze the stage directions. Explain how these
asked by Hi 
Math
The graph below shows the amount of money in one of Marie's savings accounts over several years. If Marie's savings continue to grow at the same rate as shown in the graph, how much money will she have saved by year 5 in this account? The x axis of the
asked by Tessa 
mathematics
In the circle shown, if m(
asked by Hanan 
Chemistry
What volume of dry NO(g) at STP could be produced by reacting 8.74 g of Cu with an excess of HNO3? 3Cu + 8 HNO3→ 3 Cu(NO3)2 + 2 NO(g) + 4 H2O(l)
asked by Anonymous 
Chemistry
d. How many moles of O2 are needed to produce 7.48g of CO2?
asked by Sothao 
math
12. Estimate the area of a circle with a radius of 16 meters. use 22/7 for π A. 62 Square meters B. 531 Square meters C. 805 Square meters D. 1,608 Square meters if someone could help me please that would be nice idk how to do the math ;;
asked by someone 
History
Aloha! I have to write a discussion post today! My prompt is: "Should the U.S. have annexed Hawaii?" I don't need any help answering the question. I just need someone to look over my answer and make sure they can understand it. I know that I tend to be
asked by CellLover727 
English
1 J. R. R. Tolkien is best known for the world of fantasy he created in the novel The Hobbit and the trilogy The Lord of the Rings. Yet for Tolkien, one important work remained unfinished at his death in 1973. This book was The Silmarillion. 2 Tolkien’s
asked by anonymous✨ 
math
Find the derivative function for the following functions using the first principles definition of the derivative limh→0f(x+h)−f(x)h . Show all your steps and include proper notation. a. (4) ƒ(x) = 5x3 b. (5) ƒ(x) = 12x c. (6) ƒ(x) = √2x
asked by ger 
Algebra
The average number of bends which an electrician can finish per hour on a defective conduit bender is 2/3 the number that can be finished per hour on a bender in good repair. If it requires 45 minutes to bend 9 conduits with a defective bender, how many
asked by Jonathan