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Questions Asked on March 28, 2013

Let ABCD be a square, and let M and N be the midpoints of BC and CD respectively. Find sin<MAN.
1. 10 answers
2. asked by Knights
3. 7,890 views
1.Which of the following metals is oxidized by calcium ions? *potassium zinc iron lead 2. The first electrochemical cell was
1. 26 answers
2. asked by Jack
3. 6,150 views
If a pie chart were created to represent the distribution of smartphone preferences among 500 individuals, and 320 participants
1. 0 answers
2. asked by Jack 'N Jill
3. 4,370 views
Hello. I would like to ask a college statistics question.Q. One hundred draws are made at random with replacement from the box
1. 1 answer
2. asked by Daniel
3. 3,696 views
An archer puts a 0.26 kg arrow to the bowstring. An average force of 184.5 N is exertedto draw the string back 1.26 m. The
1. 1 answer
2. asked by Anonymous
3. 3,148 views
Sorry there are so many questions!!!!1. The economic centers of the Northeast are the region's __________. (1 point) farms
1. 24 answers
2. asked by Delilah
3. 3,115 views
You prepare a solution from 10.0 mL of 0.100 M MOPS buffer (3-morpholinopropane-1-sulfonic acid) and 10.0 mL of 0.071 M NaOH.
1. 2 answers
2. asked by Jessica
3. 2,738 views
the sum of 5 consecutive whole numbers is 2005. what is the sum of all the digits of these 5 numbers
1. 4 answers
2. asked by Mo
3. 2,638 views
Given \tan \theta = -\frac{4}{3}, where \frac{\pi}{2} < \theta < \pi, what is the value of \frac{1}{\sin \theta + \cos \theta}?
1. 1 answer
2. asked by Jason
3. 2,565 views
a park is 3/4 mile long and 1/2mile wide. Which fraction represents the ratio of the parks length to its width?I did it by 3/4
1. 2 answers
2. asked by Ellie
3. 2,534 views
For communication to take place, there has to be:A. transmission of the message. B. medium. C. sharing of meaning. D. absence of
1. 9 answers
2. asked by Amy
3. 2,505 views
Japan, the European Union, Canada, and Mexico have flexible exchange rates.Suppose Japan attracts an increased amount of
1. 2 answers
2. asked by Macroeconomics
3. 2,483 views
In an excess of NH3(aq), Cu2+ ion forms a deep blue complex ion, Cu(NH3)42+, which has a formation constant Kf = 5.6 1011.
1. 5 answers
2. asked by hannah
3. 2,335 views
5.Fill in the blank with the correct form of the verb jugar. yo __________ My Answer: yo juego 6. Fill in the blank with the
1. 2 answers
2. asked by Jack
3. 2,316 views
if 4/3 x 3/4 =5k whats k
1. 2 answers
2. asked by Jordan
3. 2,280 views
The temperature in degrees Fahrenheit is equal to 32 more than 9/5 times the temperature in degrees Celsius. One day the high
1. 3 answers
2. asked by B6
3. 2,258 views
What are some ways that conserving resources can be promoted in everyday life?
1. 0 answers
2. asked by Delilah
3. 2,148 views
The government set up by the Articles of Confederation hada. no legislative or judicial branch. b. only a legislative and an
1. 2 answers
2. asked by lucy
3. 2,073 views
Karina drew a shape with 2 pairs of parallel sides and no right angles. Which shape could Karina have drawn?A. square B. rhombus
1. 10 answers
2. asked by sarah
3. 1,999 views
Find constants a and b in the function f(x)=axe^(bx)such that f(1/7)=1 and the function has a local maximum at x=1/7.a = b =
1. 1 answer
2. asked by Angelica
3. 1,888 views
A swimming pool, 20.0 m 12.5 m, is filled with water to a depth of 3.73 m. If the initial temperature of the water is 18.5°C,
1. 1 answer
2. asked by Chuck
3. 1,675 views
In a large section of a Chemistry class, the points for the final exam are normally distributed, with a mean of 72, and a
1. 1 answer
2. asked by Hulio
3. 1,570 views
At most, how many bright fringes can be formed on either side of the central bright fringe when light of wavelength 656 nm falls
1. 1 answer
2. asked by please help
3. 1,511 views
write an algebraic expression that could be used to represent the perimeter of the triangle below. write the expression in
1. 2 answers
2. asked by Anonymous
3. 1,511 views
A supply company sells packs of paper by the box. Each box contains the same number of packs of paper, P. Which equation could
1. 4 answers
2. asked by Anonymous
3. 1,494 views
The reading list for a literature class has 6 fiction and 8 nonfiction books. A student is to write a report on 5 books from the
1. 1 answer
2. asked by Ira
3. 1,467 views
determine the point of intersection of the tangents at the points of inflection to the curve f(x)= x^4 – 24x^2 – 2
1. 1 answer
2. asked by samantha
3. 1,319 views
Let N = \int \int \int_B xyz^2\ dV , where B is the cuboid bounded by the regions 0 \leq x \leq 1, -1 \leq y \leq 2 and 0 \leq z
1. 1 answer
2. asked by Jacob
3. 1,290 views
Public speaking has been formally studied since:A. the 5th century. B. the 20th century. C. recently. D. communication courses
1. 8 answers
2. asked by Amy
3. 1,255 views
How do you distinguish between fluorene and acetanilide? Suggest methods other than melting point and chromatography.
1. 1 answer
2. asked by Albert
3. 1,251 views
if in a spinner of 1-8if the probability of even numbers is 4/8 and probability of multiple of 3 is 2/8. isn't the answer 6/8/
1. 5 answers
2. asked by Anonymous
3. 1,247 views
1.Which statement best describes the government of Canada? (1 point) The monarch of Britain has total control over Canada. The
1. 22 answers
2. asked by Anonymous
3. 1,233 views
In a world of ____________, communication skills help us to interact with people whose backgrounds are different from our own.A.
1. 4 answers
2. asked by Amy
3. 1,214 views
Find the average cost function C associated with the following total cost function C.C(x) = 0.000007x3 - 0.06x2 + 110x + 76000
1. 2 answers
2. asked by Kaleia
3. 1,171 views
PLEASE ANSWER! PLEASE ANSWER! PLEASE ANSWER!1) Identify two problems resulting from urban sprawl in the western region of the
1. 2 answers
2. asked by Jessica
3. 1,162 views
How many mL of .715 M HCI is required to neutralize 1.25grams of sodium carbonate? (Producing carbonic acid)
1. 1 answer
2. asked by Celina
3. 1,140 views
Find the smallest positive integer N \neq 23 such that the fraction \frac {N-23} { 7N+6 } is not in simplest terms.
1. 1 answer
2. asked by Anonymous
3. 1,117 views
What is the molecular equation for HCl(aq) + NH4OH(aq)?
1. 2 answers
2. asked by Virginia
3. 1,114 views
did Millard Fillmore want woman rights ?
1. 4 answers
2. asked by ear
3. 1,111 views
Calculate the area of the common interior of r = 2sin(theta) and r = 2cos(theta)
1. 1 answer
2. asked by Jess
3. 1,110 views
Explain why .100 m NaCl in water does not have a freezing point equal toa) -0.183 degrees Celsius b) -0.366 degrees Celsius
1. 0 answers
2. asked by Swagdeep
3. 1,099 views
A right triangular prismhas volume equal to 288 cm^3 . The height of the prism is 3 cm. One of the bases of the triangular face
1. 1 answer
2. asked by John Corner
3. 1,087 views
Harry drove for 6 hours on the freeway, then decreased his speed by 20 miles per hour and drove for 5 more hours on a country
1. 2 answers
2. asked by Sheree
3. 1,076 views
The vertices of a regular 10-gon are labeled V_1, V_2, \ldots V_n, which is a permutation of \{ 1, 2, \ldots, 10\}. Define a
1. 0 answers
2. asked by Jason
3. 1,075 views
The bulbs manufactured by a company gave a mean life of 3000 hours with standarddeviation of 400 hours. If a bulb is selected at
1. 1 answer
2. asked by Rajan
3. 1,039 views
Phosphoric acid is a triprotic acid with the following pKa values:pKa1=2.148 pKa2=7.198 pKa3=12.375 You wish to prepare 1.000 L
1. 1 answer
2. asked by Laura
3. 1,018 views
Pure water has a density of 1.00 g/ml at 297 . Calculate the molar concentration of pure water at this temperature. Would i just
1. 1 answer
2. asked by K
3. 1,017 views
analyze the graph of the functionR(x)=x^2-12/x-6 a) What is the domain of R(x)? b) What is the equation of the vertical
1. 2 answers
2. asked by Alley
3. 1,007 views
I have a few questions I need help with! Please explain if my answer was not right how you got to it. I got 1.) B 2.) A 3.) C1.
1. 1 answer
2. asked by Kris
3. 1,006 views
Every once in a while a bird will get hit by a baseball during a baseball game. The longest home runs in baseball land about 500
1. 2 answers
2. asked by Dan
3. 994 views
When crafting the new Constitution, the Framers drew from their experiences with which of the following?a. the governments of
1. 2 answers
2. asked by lucy
3. 990 views
Which feature did the State constitutions and the Articles of Confederation have in common?a. royal governors b. bill of rights
1. 2 answers
2. asked by lucy smith
3. 978 views
The Thompson Company uses standard costing and has established the following direct material and direct labor standards for each
1. 1 answer
2. asked by lisa
3. 973 views
1.) Find the values of a, b, and c that will make the statement true.[5 a -2] [5 102] [3 4 –b] = [-3 -4 3] [2c 5 9] [-2 5 9]
1. 0 answers
2. asked by Kris
3. 965 views
An air plane can travel 560 miles per hour with the wind and 480miles per hour against the wind. Determine the speed of the
1. 1 answer
2. asked by Lora
3. 963 views
The price P per unit at which a company can sell all that it produces is given by the, function P(x) = 300 — 4x. The cost
1. 0 answers
2. asked by Rajan
3. 962 views
The perimeter of a triangle is 47 miles. The first side is 5 miles less than twice the second and the third is 2 miles more than
1. 1 answer
2. asked by Chris
3. 961 views
If 1g of sodium-24 has decayed from a sample that was orinally 2g. How old is the sample?
1. 1 answer
2. asked by michael
3. 956 views
A right triangular prismhas volume equal to 288 cm^3 . The height of the prism is 3 cm. One of the bases of the triangular face
1. 0 answers
2. asked by John Corner
3. 953 views
The triprotic acid H3A has ionization constants of Ka1 = 9.9× 10–2, Ka2 = 2.7× 10–8, and Ka3 = 5.9× 10–11.a). Calculate
1. 1 answer
2. asked by Laura
3. 950 views
The population mean length of a hospital stay for surgery is 5.5 days and the standard deviation is 1.9 days. What percentage of
1. 3 answers
2. asked by tmouery
3. 935 views
1.) Solve the system by triangularizing the augmented matrix and using back substitution.-x-y+z=1 x-y-4z=-7 4x+y+z=6 2.) Perform
1. 0 answers
2. asked by Becca
3. 897 views
You are at the music store to buy some CDs. You have $45 to spend and the store sells CDs for 12.99 each. Write an inequality
1. 1 answer
2. asked by emily
3. 896 views
PLEASE EXPLAIN IN YOUR OWN WORDS PLEASE PLEASE HELP IN YOUR OWN WORDS PLEASE. :( :(1) Explain the similarities and differences
1. 15 answers
2. asked by Jane
3. 886 views
Part 1 :Store equipment is purchased on January 1, 2002 at a cost of $14,000 and $1,000 was spent on its installation. The
1. 0 answers
2. asked by elle
3. 879 views
Identify two problems resulting from urban sprawl in the western region of the United States. If these problems are not solved,
1. 5 answers
2. asked by Camryn
3. 856 views
A child’s toy consists of plastic attached toa spring. The spring is compressed against the ﬂoor a distance of 2.55 cm, and
1. 0 answers
2. asked by Anonymous
3. 847 views
Two cars start at the same point at Alexandria, verginia, and travel 2opposite directions. One car travels 5 miles per hour
1. 2 answers
2. asked by Lora
3. 847 views
if a cyclist takes one minute to comple half revolution on a circular path 120 m radius.what is the average velocity?
1. 3 answers
2. asked by khadija
3. 840 views
How is playing on a seasaw an example of the scientific definition of work
1. 0 answers
2. asked by Sam
3. 839 views
Phosphoric acid is a triprotic acid with the following pKa values:pKa1=2.148 pKa2=7.198 pKa3=12.375 You wish to prepare 1.000 L
1. 0 answers
2. asked by jane
3. 828 views
A 62.0 skier is moving at 6.10 on a frictionless, horizontal snow-covered plateau when she encounters a rough patch 3.30 long.
1. 1 answer
2. asked by mira
3. 827 views
The standard deviation of the diameter of 18 baseballs was 0.29cm. Find the 95% confidence interval of the true standard
1. 0 answers
2. asked by ann
3. 826 views
The ratio of boys to girls in a class is 2:3. If a student is chosen at random to be on the student council, what is the
1. 2 answers
2. asked by Taylor
3. 822 views
I apologize for asking the same question, but I misunderstood the directions.The following sentences are written in the present
1. 1 answer
2. asked by Anonymous
3. 821 views
Students are baking muffins to sell to raise money. They bake muffins in trays of 24 muffins each. They want to divide the
1. 3 answers
2. asked by sally
3. 808 views
What mass of KNO3 (MW=101) is needed to prepare 45omL of 0.250 M KNO3 in water?
1. 2 answers
2. asked by Kishwa
3. 807 views
How to develop a strategic plan for a skilled nursing facility
1. 1 answer
2. asked by katnttown
3. 802 views
47 Fahrenheit = Celsius give answer in decimal form, to the nearest tenth?
1. 2 answers
2. asked by Alice
3. 795 views
young, innovative, or high-tech firms often adopt the strategy of ignoring history or attempting to do something radically
1. 1 answer
2. asked by sajjad
3. 774 views
Determine whether the following is a polynomial. 937g2h3 - 238gh2 + 54gh
1. 1 answer
2. asked by anna
3. 773 views
A 85-kg snow skier is being pulled up a 17 ° slope by a steel (Young's modulus 2.0 x 1011 N/m2) cable. The cable has a
1. 0 answers
2. asked by Anon
3. 754 views
A singly charged positive ion has a mass of3.35 × 10−26 kg. After being accelerated through a potential diﬀerence of 128 V,
1. 0 answers
2. asked by Anonymous
3. 748 views
If Gold sells for $1200.00 an ounce, how many atoms of gold can you buy for a penny? Please, Show work.
1. 1 answer
2. asked by Kristen
3. 747 views
A hospital claims that the mean waiting time at its emergency room is 25 minutes. A random sample of 16 patients produced a mean
1. 1 answer
2. asked by Steven
3. 745 views
Two astronauts, each having a mass of61.9 kg, are connected by a 14.7 m rope of negligible mass. They are isolated in space,
1. 1 answer
2. asked by Celeste
3. 742 views
All numbers in our real number system are the product of prime numbers. Complete the following steps for this discussion:1. List
1. 3 answers
2. asked by Tammy
3. 742 views
Write an inequality that represents the statement:x is less than 4 and greater than 1
1. 0 answers
2. asked by mary
3. 741 views
Red Scarf Girl - I need a 3-4 sentence summary, central idea, and a quote from the book that would support the central idea.
1. 1 answer
2. asked by Victoria
3. 717 views
Five times the reciprocal of a number equals the sum of 3/2 the reciprocal of the number and 7/6. What is the number
1. 0 answers
2. asked by Nicole
3. 701 views
Please explain on how to do each of these! *Let (x) be defined for all positive integer values of xas the product of all even
1. 1 answer
2. asked by Anonymous
3. 701 views
a lab assistant wants to make 5 liters of 27.8% acid solutions. if solutions of 50% and 13% are in stock, how many liters of
1. 2 answers
2. asked by Anonymous
3. 691 views
Weights of male mountain lions follow the normal distribution with a median of 150 lb and an interquartile range of 8.2 lb. Fin
1. 3 answers
2. asked by Andrea
3. 691 views
Hi i'm having trouble with a question. it states During the Summer you take 2 part time jobs. The first job pays $5 per hour.
1. 1 answer
2. asked by Alex
3. 675 views
Carbon dioxide dissolves in water to form carbonic acid, which is primarily dissolved CO2. Dissolved CO2 satisfies the
1. 0 answers
2. asked by jane
3. 656 views
suppose we went to test the claim that the average GPA of all students in this university is at least 2.8. however , from out
1. 0 answers
2. asked by Anonymous
3. 654 views
The pie chart shown in Figure A-6 illustrates the favorite foods of a selected group of fiveyear- old children. A total of 5,280
1. 1 answer
2. asked by POP
3. 642 views
the perimeter of a rectangular field is 140m. If the length is increased by 15m and breadth is decrease by 5m, the length will
1. 1 answer
2. asked by joe
3. 641 views
The floor of a shed has an area of 54 sq.feet. Find the length andwidth if the length is 3 feet less than twice its width.
1. 1 answer
2. asked by Lora
3. 634 views
Two cars start at the same point at Alexandria, verginia, and travel Ans 50mph, 55mph 2opposite directions. One car travels 5
1. 2 answers
2. asked by Lora
3. 634 views

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