# Questions Asked onDecember 10, 2009

1. ## parent functions

how do i find domain range intervals inc. dec. max/min and symetry also

2. ## Chemistry

Estimate the solubility of lead (ll) chloride in grams per liter. ksp= 1.7 x 10^-5

3. ## Math

match the word with the definition: (A)Personal exemptions (B)Adjustments (C)Tax credits (D)Itemized deductions (1) The amount you may be able to deduct from your adjested gross income based on how you spent your money during the year. (2) A set amount

Discuss coding for obstetrics, including items covered by the global fee for antepartum and postpartum periods of normal pregnancy. If a patient suffers multiple burns, describe the correct coding sequence. Explain how evaluation and management (E/M) codes

5. ## Math olympiad

A machine is set to give out one number less than twice the number fed into it. A number is fed into the machine. the result is fed back into the machine. The second result is 53. What number was first fed into the machine?

6. ## math

what is the greatest common factor if 1/5 of 2/15 and 4/9?

7. ## math

what if there is no common denomintor, or is there a such thing as no common denomintor, this is 5th grade math.plz help

8. ## Calculus

a) prove that the function x^3 + 9x^2 +33x assumes the value -8 at least once b)using the mean value theorom or rolle's theorom - no other methods will be accepted - prove carefully that x^3 + 9x^2 + 33x takes on the value -8 at most once

9. ## physics

In a double slit experiment with a single electron, a very thin film of fluorescent material that emits a photon whenever an electron goes through. Describe the resulting pattern on the detecting screen if the experiment is repeated many times.

10. ## geometry

Find the equation of a line in slope-intercept form whose parametric equations are x = 2t + 3 and y = 4t - 1

11. ## social studies

what is the history of trading then and now

12. ## social studies

compare trading in China, America, Egypt and Greek then and now.

13. ## math

Terry bicycles for 1/4 at an average speed of x km/hr. He then cycles for 1/3 hour at an average speed of x+10 km/hr. he cycles a total distance of 15 km. work out the value of x.

14. ## English

1. I will open the door. 2. The door will be opened by me. 3. The door shall be opened by me. (Which one is the passive voice of #1?) 4. He will finish the homework this evening. 5. The homework will be finished this evening by him. 6. The homework will be

15. ## English

1. She told me a story. 2. I was told a story by her. 3. A story was told me by her. 4. A story was told to me by her. (#1 is an active sentence. The others are passive sentences. Do we have to put 'to' before 'me' as in #4 or not? Which ones are correct

16. ## English

1. He wrote me a letter. 2. I was written a letter by him. 3. A letter was written me by him. 4. A letter was written for me by him. (#1 is an active voice sentence. The others are passive voice sentences. Is #1 wrong or right as a passive voice sentence

17. ## Misc

I need an article on the internet about anything, as long as it doesn't have to do with the current entertainment, but anything else like stuff happening in government, economy related, stuff like that. The reason I'm asking on here is because I don't want

18. ## Literature

'You're Abraham Lincoln's campaign manager. Your job is to convince the public to elect him sixteenth president of the US. Write an appeal to voters--to be printed in newspapers around the country--urging them to vote for him. "Sell" Lincoln to the public

19. ## Business Maths

Please how do i calculate this problem: The Raymore Company issued 10-year bonds on January 1, 2007. The 15% bonds have a face value of \$100,000 and pay interest every January 1 and July 1. The bonds were sold for \$117,205 based on the market interest rate

20. ## literary

what are t he five propagandas

21. ## physics

In a double slit experiment with a single electron, a very thin film of fluorescent material that emits a photon whenever an electron passes through is placed on one of the slits to check which slit the electrons goes through. Describe the resulting

22. ## food

at a cocktail party, you can expect the average person to eat how many hors d'oeurves in two and a half hours?

23. ## spanish II

how do you say these sentences in spanish How long shall I take it for and Take it for 2 weeks until the pain stops.

24. ## principles of business

what should i do so my business can grow internally and externally?

25. ## Calculus

For the following integral find an appropriate trigonometric substitution of the form x=f(t) to simplify the integral. INT((4x^2-3)^1.5) dx x=?

26. ## Writing

Please give me ideas for the topics of a 3000 words research/thesis essay

27. ## earth

what type of magma flows very quickly

28. ## World culture and the Arts

The Egyptians had a generally optimistic view of life. How do the arts of their civilization reveal this? Use at least one example to illustrate your points. What other features of this culture does the art reveal?

29. ## French

Could you please explain the difference between PRENDRE and EMPOTER. Is it correct to say: Je prends le livre de la table or do I need to say: j'emporte le livre de la table ALSO: Is there no difference in French between WARM and HOT? Are both of them

30. ## economics

what is the effect of an increase in total factor productivity on the growth of output per worker? xxx

31. ## Math

match the word with the definition: (A)Personal exemptions (B)Adjustments (C)Tax credits (D)Itemized deductions (1) The amount you may be able to deduct from your adjusted gross income based on how you spent your money during the year. (2) A set amount

32. ## Physics

Hi maybe someone can help me out, since my teacher isn't available today and this is due tonight :D. Find the heat that flows in 1.0 s through a lead brick 17 cm long if the temperature difference between the ends of the brick is 9.5 C. The cross-sectional

33. ## chemistry

Chromium is reduced from CrO4{2-} to Cr(OH)4- in an electrolytic cell. What mass of Cr(OH)4- is formed by passage of 4.50 A for a period of 8000 seconds?

34. ## us history

would appreciate links to research: culture change to the US in the 20th Century, and major reform periods in the US in the 20th Century. Thank you very much.

35. ## Geometry

Find the equation of a line in slope-intercept form whose parametric equations are x=2t+3 and y=4t-1.

36. ## Physics 221

A constant horizontal force of magnitude 18.0 N pushes a block of mass 2.00 kg along a rough horizontal surface for a distance of 2.00 m. During this operation the speed of the block changed from 4.00 m/s to 6.00 m/s. What work was done on the block by

37. ## Microeconomics - Oligopoly

Two firms decide to form a cartel and collude in a way that maximizes industry profits. Each firm has zero production costs and each firm is given a positive output quota by the cartel. Which of the following statement(s) are NOT true. (a) Each firm would

38. ## Cultral Diversity

I am doing a project for my cultral diversity class and I am having a hard time finding the answers to the following questions: I am doing my project over Chinese Americans. 1. •Identify and describe which, if any, of these creation and consequence

39. ## science

campare inheritance by multiple allels and polygenic inheritance

40. ## Math

how do I find the number of degrees in the point angle of a {5/2} star polygon? Since it is a polygon and a polygon has to equal 360 degrees...would I divide 360 by 5? Please help

41. ## physics

A person pulls on a 41 kg table with a 203 N force acting at an angle of 27.1 degrees above the horizon. The frictional force on the table is 120 N. What is the speed of the desk after it has moved 2.3 m?

42. ## physics

A 710 kg car travels along US-321. How much working is needed to keep the car traveling at a constant speed of 21.1 m/s around a curve of radius 28.2 m?

43. ## chemistry

A 60.0-g sample of NaOH is dissolved in water, and the solution is diluted to give a final volume of 1.50 L. The molarity of the final solution is ?

44. ## English

What is the story "Separating" By John Updike about? i read it and i still don't understand the main concept it's trying to portray, and also what does the question "Why?" mean in the context of the story and what does the little boy mean by it? Thank you

45. ## science

compare inheritance by multiple alleles and polygenic inheritance

46. ## Physics

The rms speed of a sample of gas is increased by 5% . What is the percent change in the temperature of the gas? What is the percent change in the pressure of the gas, assuming its volume is held constant? please help!!

47. ## Macroeconomics

a. If the actual price level exceeds the expected price level reflected in long-term contracts, real GDP equals ____________ and the actual price level equals _____________ in the short run. b. The situation described in part (a) results in a(n)

48. ## Macroeconomics

Assume the simple spending multiplier equals 10. Determine the size and direction of any changes in the aggregate expenditure line, real GDP demanded, and the aggregate demand curve for each of the following changes in spending: a. Spending rises by \$8

49. ## Physics

Please someone help me out I'm so confused! A system consists of 2.0mol of an ideal monatomic gas at 375 K . How much heat must be added to the system to double its internal energy (a)at constant pressure or (b)at constant volume.

50. ## macroeconomics

Real Disposable Consumption Income (billions) Expenditures (billions) Saving (billions) \$100 \$150 ______ 200 200 ______ 300 250 ______ 400 300 ______

51. ## criminal Justice

Describe the functions of organizational networks and databases in criminal justice.

52. ## computers

o Distinguish between computer data represented by the state of a computer’s electrical switches and the meaningful information that is displayed to the user.

53. ## ALGEBRA

How can I find tHe equivalent expression of -(92u+86x-44). I thought about changing the whole expression but it did not work ex: -92u-86x+44

54. ## HCA 230

Biomedical is a physical phemonenon while biopsychosocial is physical, mental, and social. I can't figure out which one these examples are. "Which part of your body hurt?", "Is it a sharp pain?", "How long does the pain last"and "What pain medicines have

55. ## geography

what does conserve mean

56. ## software

what are some different elements in a internal proposal

57. ## world history

What is a merchant company?

58. ## calculus

For a function f, let f*(x)=lim (f(x+h)-f(x-h))/h h->0 Determine f*(x) for f(x)=cos(x)

59. ## AP CALC

derivative of y= x^2 sin x

60. ## math

Survey five Web sites that contain mathematical activities, manipulatives, or lesson plans for fractions, decimals, or percents. Prepare an annotated bibliography for each Web site, along with a brief explanation of why each site is worthwhile, and how you

61. ## Calculus

For the following integral find an appropriate TRIGNOMETRIC SUBSTITUTION of the form x=f(t) to simplify the integral. INT((4x^2-3)^1.5) dx x=?

62. ## calculus

For a function f, let f*(x)=lim (f(x+h)-f(x-h))/h h->0 Determine f*(x) for f(x)=(x^2)+x

63. ## a+

This term is the center of interest for an artwork.

64. ## Math

Mr. Digit wanted to assign a number to each student in his class. He could only use the digits 2,3,and 6 and each student's number had to have three digits. Can he find enough numbers for all 25 students if repeated digits are allowed? Will there be any

65. ## latin

How would you translate this from english to latin? Tomorrow, you and your sister will have lost the harsh beginning of youth, is trasnlated as:

66. ## Trigonometry

If someone could tell me if this is correct, it would really help me out. Problem: A statue 20 feet high stands on top of a base. From a point in front of the statue, the angle of elevation to the top of the statue is 48 degrees, and the angle of elevation

67. ## Math

In how many ways can you read the word "abracadabra"? Thanks

68. ## Math

A home that was purchased for 125,000 increased in value by 14% over a 3 year period. What was it's value at the end of that period?

69. ## English

What is the story "Separating" By John Updike about? i read it and i still don't understand the main concept it's trying to portray, and also what does the question "Why?" mean in the context of the story and what does the little boy mean by it? Thank you

70. ## Problem Solving-Division

How can you check an answer of a quotient with a remainder? Use quotient, dividend, and divisor in your answer.

71. ## Misc

What is liverwurst? I came upon the word in the book 'A Wrinkle In Time'. Charles Wallace makes a sandwich of it, but I don't know what it is... Thanks -MC

72. ## calculus

Given x+xy+2y^2=6 find the coordinates of all other points on this curve with slope equal to -1/3. Please show work.

73. ## science

do you think all horses output exactly 1 horsepower and why ...please...help...me:(

74. ## Science

You are floating motionless in outer space. Your mass is 70 kg. Your 70 kg transporter floats by and you attempt to bring in closer by flexing your right arm. Are you more likely to produce an isotonic or isometric contraction? Explain.

75. ## winter break

When does winter break start for most students?

76. ## science/physics

What acceleration will you give to a 25.8 kg box if you push it horizontally with a net force of 89.6 N?

77. ## science/physics

A spring has a force constant of 590.0 N/m. (a) Determine the potential energy stored in the spring when the spring is stretched 3.77 cm from equilibrium. (b) Determine the potential energy stored in the spring when the spring is stretched 3.26 cm from

78. ## Science

You are floating motionless in outer space. Your mass is 70 kg. Your 70 kg transporter floats by and you attempt to bring in closer by flexing your right arm. Are you more likely to produce an isotonic or isometric contraction? Explain.

79. ## science

do you think all horses output exactly 1 horsepower and why ...please...help...me:( :(

80. ## science/physics

A spring has a force constant of 590.0 N/m. (a) Determine the potential energy stored in the spring when the spring is stretched 3.77 cm from equilibrium. (b) Determine the potential energy stored in the spring when the spring is stretched 3.26 cm from

81. ## science

wait mrs.sue i don't get it...what do u mean????

82. ## science/physics

A 0.09 kg ball of dough is thrown straight up into the air with an initial speed of 5.5 m/s. (a) Find the momentum of the ball of dough at its maximum height. (b) Find the momentum of the ball of dough halfway to its maximum height on the way up.

A softball of mass 0.220 kg that is moving with a speed of 6.5 m/s (in the positive direction) collides head-on and elastically with another ball initially at rest. Afterward it is found that the incoming ball has bounced backward with a speed of 4.8 m/s.

84. ## Physics - Momentum

A ball of mass m makes a head-on elastic collision with a second ball (at rest) and rebounds with a speed equal to one-third its original speed. What is the mass of the second ball?

86. ## us history

i need a congressional debate question and 4 quick and easy answers to go with it

87. ## Earth Science

According to Kepler's law of harmonies, which planet takes the longest to orbit the Sun?

88. ## algebra

Can someone explain how to do this problem? I got a different answer than my teacher... 3[5-2(x+1)] I got 9x+9 and my teacher said it was 9-6x

89. ## science

yes i got it ...srry but after you told me about the website it came up..what i mean is that your answer came first then the website which is weird .. but thanks fo helping me ...:)by the way this is extra credit for science not that i failing but just

90. ## biology

what functional groups appear in CH3CH2CH2Br

91. ## science/physics

A 0.09 kg ball of dough is thrown straight up into the air with an initial speed of 5.5 m/s (a) Find the momentum of the ball of dough at its maximum height. (b) Find the momentum of the ball of dough halfway to its maximum height on the way up.

92. ## algebra

How would you solve this? I don't even know how to begin this... I know the answer is 4m^2 + 3m + 19 + (64/m-3) but I want to know how to do it incase its on the test. 4m^3 - 9m^2 + 10m + 7 / m-3

93. ## Physics

A ball of mass m makes a head-on elastic collision with a second ball (at rest) and rebounds with a speed equal to one-fourth its original speed. What is the mass of the second ball?

94. ## Pre Calc

I do not see why I got two different equations for my answer A weight attached to the end of along spring is bounicng up and down. As it bounces, its distance from the floor varies sinusoidally with time. You start a stopwatch. When the stopwatch reads 0.3

95. ## Science

The five steps it takes for Plasmodium vivax to complete its reproductive cycle.

96. ## 9th grade

How many milligrams are in a kilogram

97. ## s.s gr.8

indus valley tools thanks

asked by sweety anu's sister
98. ## New Testament Survey

The Syrian ruler who defiled the Jewish Temple altar and martyred many Jews was A)Ptolemy Philopator B)Alexander the Great C)Herod Antipas D)Antiochus Epiphanes E)Caesar Augustus

99. ## New Testament Survey

Whom did the Persian Empire allow to rule the Jews? a)Persian business men b)religious council c)political parties d)Maccabean family e)the high priest

100. ## Math

what is sx minuss two and two thirds

asked by Alex Pedraza
101. ## Math

I am a 3 digit number divisible by 3. My tens digit is 3 times as great as my hundreds digit, and the sum of my digits is 15. If you reverse my digits, I am divisible by 6, as well as by 3. What number am I? Thank you for your help.

102. ## New Testament Survey

The empire that was ruling when Jesus Christ was born was the a)Grecian b)Roman c)Egyptian d)Syrian e)Persian

103. ## math

give five ordered pairs that make each equation true: y=20+x/3

asked by Kay Kay
104. ## New Testament Survey

The ruler who showed the Jews great favor was a)General Ptolemy Soter b)Alexander the Great c)Caesar of Rome d)Pharaoh Ptolemy Philopator e)Mattathias the Maccabean

105. ## math

solve each linear equation and name technique used: 3x+6=-12

asked by Kay Kay
106. ## physics

A vertical spring (k = 1040 N/m) is compressed a distance of 11.6 cm. A 47.9 g mass is placed on the spring, then released so the mass flies upward. When the mass is 120 cm above the spring, what is the speed of the mass?

107. ## math

I'm doing a problem, and it says "Robert has a piece of twine that is 3/4 yard long. He needs a piece of twine that is 2/3 of this length. How long of a piece of twine does robert need?" Help?

108. ## biology

How do secretions by exocrine glands help the delivery of sperm to the female reproductive system?

109. ## science/physics

A woman at an airport is pulling her 19.0 kg by a strap at an angle of 32 ° above the horizontal as shown in figure Fig. P5.44. She pulls on the strap with a 40.0 N force, and friction is negligible. (a) What is the acceleration of the suitcase? (b) What

110. ## poltics

i need help finding a cartoon about the transition between communsim and democracy just to get some ideas. (: please help. In europe.

111. ## French

Tell where some of the friends are going choosing from the locations in the following list. -la boum de Marc -la boutique -le cinéma -l'école -le Mexique -le fast-food -les États-Unis 1.Béatrice et Éric vont danser samedi soir. =Ils vont au boum de

112. ## s.s

asked by sweety anu's sister
113. ## macroeconomics

If the operators of the golf course revised their revenue estimates so that each cart is expected to earn \$100 less, how many carts would they buy at an interest rate of 8 percent? How many would they buy if the interest rate is 3 percent?

114. ## Calculus

Given x+xy+2y^2=6 find the coordinates of all other points on this curve with slope equal to -1/3. Please show work.

115. ## math

x=9 is a solution of the inequality x-3 is less than 7 but x= 10 is not a solution

116. ## MATH

Okay am kind of lost, how will i compute the cost for tuition for the following years for public and private collegesin the years 2027, 2028, 2029, and 2030. The chart is listed below. Table I: Average Earnings of Year-Round Full-Time Works by Gender and

117. ## Math Analysis

31. Radioactive decay of material is determined using the formula N = Noe^-kt. Find the constant k for Plutonium-239 given that its half-life is 24,390 years. ==> I don't really get where to start here because the problem does not give you how much

118. ## s.s

indus valley tools helpme please thanks

asked by sweety anu's sister
119. ## to Gurublue

itdidn't work Gurublue

asked by sweety anu's sister
120. ## to Ms. Sue

the site you gave me didn't worked for me. tell me something about indus valley's food, tools, and farming? please helpme thanks

asked by sweety anu's sister
121. ## science

explain how you can change the lenght of a vibrating string. tell how changing the lenght changes the sound produced by the string. how would you change both the tension and the length and keep the pitch the same? suppose you changed both the length and

122. ## Physics

0.75 mol of argon gas is admitted to an evacuated 40 cm^{3} container at 40 C. The gas then undergoes an isochoric heating to a temperature of 500 C. What is the final pressure of the gas?(answer in kPa)

123. ## 7th grade

what does T.U.L.L stand forwhat are some exsamples of it

124. ## pre calc

find all the horizontal and vertical asymptoes of the functions f(x)=x/(x-1) q(x)=(x-1)/x

125. ## geomentry

what are the 7 classifications of triangles( SAS, SSS,etc.) and 5 triangle congruence postulates?

126. ## social studies

in europe help me find a poltical cartoon about the transition between communism and deomcracy please just a website link or something i really need help

127. ## opinion

Why is it so hard to make the thing that you want the thing that you need

128. ## Math

Discuss how you might use the ski slope to help remember the numerical slope of a horizontal line ?

129. ## math

What is the anwser to y + 5y = 90?

130. ## Math -- HELP!!!!

What is the anwser to y + 5y = 90?

131. ## Math

I have the same question for a vertical line.

132. ## sci

what are good materials to make a wind powered car out of?

133. ## hca 240

I’m sending little Jimmy over for a stat spinal tap. He has had a fever for a couple of days, which increased to 102 degrees today. Since yesterday he’s been complaining of a headache and stiff neck. His mother said last week he had gone swimming in

134. ## Sci

what are good materials to make a wind powered car out of? i mean a fake car like milk jugs stuff like that

135. ## PreCalc

please h t t p : / / w w w . j i s k h a . c o m / d i s p l a y . c g i ? i d = 1 2 6 0 4 8 7 4 9 0

136. ## Math

A diver is working 10 feet below the surface of the water. The gap between the water and the deck of his support barge is 1/8 of the total length of air hose, and 2/3 of the total length remains on the reel. What is his maximum working depth without a

137. ## Algebra

Discuss how you might use the ski slope to help remember the numerical slope of a vertical line.

138. ## 6th grade

how do you estimate the product or quotient for mixed fractions?

139. ## math

A student claims that the equation ã-x=3 has no solution, since the square root of a negative number does not exist.

140. ## algebra 1

write an eaguation in slop-intercept form of the line that passes through the given point and is parallel to the graph of the given equation. 8.)2,-2;y=-x-2

141. ## Language

What reference source would you use to find the address of the nearest music store?

142. ## Math

Romeo and Juliet are moving in the xy-plane. Juliet starts at the point (0,20( and moves in a straight line at a constant speed. She will pass through the origin in exactly 5 seconds. Romeo starts at the same time from the point (30,0) and moves in a

143. ## 9th grade Math

Discuss how you might use the ski slope to help remember the numerical slope of a vertical line.

asked by Mia HELP!!
144. ## Latin for Alex

http://www.jiskha.com/display.cgi?id=1260481134

145. ## 3rd grade math

Writing in math, how would a 3rd grader explain how to use multiplication to convert yards to feet?

146. ## geometry

How do you determine whether each pair of figures is similar and justify your answer? triangle PQR, side PR is 3 and angles P and R are both 60 degrees, triangle GHI, side GH is 7 and angles G and H are both 60 degrees.

147. ## math 118

x^2+10x Add the proper constant to the binomial so tha tthe resulting trinomial is a perfect square trinomial. Then factor the trinomial

148. ## Physics

What is the angular momentum of a 2.4 kg uniform cylindrical grinding wheel of radius 12 cm when rotating at 1800 rpm? How much torque is required to stop it in 4.0 s?

149. ## MATH

Danny is measuring the loudness of a police siren. At t=2 seconds, the siren's loudness is at its maximum of 112 dB for the first time. At t=7 seconds, the siren's loudness is at its minimum of 88 dB for the first time. The loudness is a sinusoidal

150. ## DRAMA

1. "The best in this kind are but shadows" is A. Titania talking about men. B. Theseus talking about plays. C. Demetrius talking about the women he has loved in the past. D. Bottom talking about his fellow craftsmen. 2. One difference between tragedy and

151. ## math

shade 3/4 of 1/2 of 1/2 of the circle. What fraction of the circle is shaded?

152. ## Trigonometry

I'm trying to find the cosecant of 11 pi/6. The answer is -2, but I'm not sure where this came from. I thought You would flip the sine value which was sq. root of 3/2, making it 2/sq. root of three, which would then become sq. root of -6 over 3 or sq. root

Can a product still be highly relevant and at the end of the product life cycle?

154. ## IT 241

Post your response to the following: Explain what wireless modulation schemes are and why they are necessary in wireless networking. Select one modulation scheme listed on pp. 115-125 of the text and summarize it. Why is there a need for different

155. ## LA

identify infinitves and write how it is used which are noun adjective or adverb 1)To UNDERSTAND the difference between a democracy and a republic is important :noun 2)The captain struggled to REGAIN control of the foundering ship:adverb 3)Megellan's ship

156. ## math

sin(2arccos(1/4) - arcsin (-1/2))

157. ## 4th grade

show how you can use five less than a number using an expression?

158. ## lA cont.

identify Gerund and gerund phrase write how its used:S for subject PN for predicate nomitave DO for direct object or OP object of a prepsition CHEERING THE TEAM gave me a sore thorat: S Joanna's mother enjoys PRESERVING FRUITS AND VEGETABLES:DO We stopped

159. ## literary

Choose 3 selections from literature that are united into one topic or theme. Your topic can be united by subject, author, genre, style, etc. (requirement) Good speeches will have one clear main topic throughout. My topic is (Remembrance) Thanks for any

160. ## LA cont

5)The class approved the decision to offer tutoring services to YOUNGER children:adverb 6)Kara's plan is to take a trip to AUSTRALIA next year:adverb

161. ## Statistics

In a test of hypotheses, the null hypothesis is that the mean is 100 and the alternate hypothesis is that the mean is greater than 100. The power of the test when the mean is 101 would be greatest for which of the following choices of sample size n and

162. ## physics

The vertical leap of a professional NBA athlete is reported to be 47.3 inches. What is his takeoff speed? in m/s? is this kinematics??

163. ## math - logs

if logx3 = a and logx25 = b, determine an expression for logx(9/5).

164. ## Geometry

The diagonals of rectangle ABCD are AC and BD. Hallie found that the distances from the point where the diagonals intersects to each vertex were the same. Which of the following conjectures could she make? a. Diagonals of a rectangle are congruent. b.

165. ## social studies

in europe help me find a poltical cartoon about the transition between communism and deomcracy please just a website link or something i really need help or any ideas I HAVE NO IDEA WHAT TO DRAW OR ANYTHING mabye ideas about what excalty happened?

166. ## LA new

identify partciple and word participle that it modifies 1)TAKEN for Granted by most of us, paper is an seesantial part of our lives 2)The PAPER Used today has developed over many centuries 8)Modern paper, however,started with a chineses INVENTOR Serving

167. ## 2nd grade

change one letter to make the opposite of quiet

168. ## english

change the first letter to mean a sort of attic

169. ## chemistry

A buffer is made by adding 0.300 mol HC2H3O2 and 0.300 mol NaC2H3O2 to enough water to make 1.00 L of solution. The pH of the buffer is 4.74 . Calculate the pH of this solution after 0.020 mol of NaOH is added.

170. ## chemistry

The body-centered cubic unit cell of a particular crystalline form of silver is 2.2887A on each side. Calculate the density of this form of silver?

171. ## english

change the first letter to mean a sort of attic no word mention english - Ms. Sue, Thursday, December 10, 2009 at 11:00pm What word are you supposed to use?

172. ## Chemistry

10g of Sodium Chloride are dissolved in 200ml of H2O. What is the mass percentage of solute in this solution?

173. ## Chemistry

Cyclopropane is converted to propene in a first-order process. The rate constant is 5.4 × 10-2 hr-1. If the initial concentration of cyclopropane is 0.150 M, what will its concentration be after 22.0 hours?

174. ## Chemistry

The Ka of hydrazoic acid (HN3) is 1.9 × 10-5 at 25°C. What is the pH of a 0.35-M aqueous solution of HN3?

175. ## Science

"current or proposed methods for implementing nuclear power plants" I'm researching different things about nuclear power and this is the next category. I'm not quite sure what it means, please let me know. Also, I need three pieces of info. to go under

176. ## MATH!

determine all the values of x, such that (x^2-15)^x^2-4 = 1.

177. ## 8th grade

how do you do 9-y=1.5x?

178. ## Math

Reasoning: Four people each bought 2 bottles of Vermont maple syrup. Each person plans to share their bottles with 3 friends. How much each person get? Pls.help and explain. Ty

179. ## math

a rectangle with measurements of length of 11, width of 4, diagonal of 11.7, area of 44 and perimeter of 30 needs to be increased by 20% and decreased by 20%. How do I get the new dimensions?