1. math

if sin6A=cos9A, then angle A is equal to? 1 6 2 36 3 54 4 1 half

2. English

1. What do you usually do after school? I always go to an academy. I always go to my academy. I always go to our academy. I always go to the academy. (Which answer is right and commonly used?) 2. I have a father, a mother, and a sister. 3. I have Father,

3. Math

Suppose y varies directly with x and y=12 when x=6. Write an equation realting x and y. Please help, do not understand.

4. Math

At a concert, the loudness of sound, L, in decibels, is given by the equation L=10log(I/I_o), where I is the intensity, in watts per square metre, and I_o, is the minimum intensity of sound audible to the average person, or 1.0 x 10^-12 W/m^2. a) The sound

5. math

a wheelchair ramp has a slope of 1/10.if its rise is 5 1/2 feet,what is its run?

6. chemistry

If 20 g KCl is dissolved in 100g of water at 20 degrees C, is the solution unsaturated, saturated, or supersaturated?

7. math

mrs.Ayer is painting the outside of her son's toy box =, including the top and bottom. the toy box measures 3 feet long, 1.5 feet wise, and 2 feet high. what is the total surface area she will paint? 1 9 feet^2 2 13.5 feet^2 3 22.5 feet^2 4 27 feet^2

8. Math

At a concert, the loudness of sound, L, in decibels, is given by the equation L=10log(I/I_o), where I is the intensity, in watts per square metre, and I_o, is the minimum intensity of sound audible to the average person, or 1.0 x 10^-12 W/m^2. a) The sound

9. chemistry help

Describe how you would prepare 250.0 mL of a 0.500 M solution of NaCl by using apparatus found in a chemistry lab.

10. Spanish I, John

Where on earth ARE you with your answers? Also, what is the title of the textbook you have, the copyright, the author(s) etc. Often the publishers have help online for you, if you know that information. I am very interested in your answers and/or

11. chemistry help

What mass of ammonium chloride can be added to 100 g of water at 20 degrees C before the solution becomes saturated?

12. Calculus

Sales of televisions grow at a rate proportional to the amount present (t is measured in days) (a) Set up a differental equation to model this problem (b) Solve the differential equation if at t=0, there are 20 televiosions sold and after 3 days, 500

13. Physics

A negatively charged balloon sticks to a wooden door. However, an unchanged balloon does not stick to a wooden door. What is the nature of the charge on the wooden door? Is it electrically neutral? Or could it possibly be possibly charged also?

14. How to do a big punnet square

I'm wondering how you do this Tt,Tt,Tt x tt,tt,tt in a punnet square. Thanks:)

15. MBA Econ

Business Week, in an article dealing with management, wrote, "When he took over the furniture factory three years ago...[the manager] realized almost immediately that it was throwing away at least \$100,000 a year worth of wood scrap. Within a few weeks, he

16. Colleg english

I need a paper on plagarism in apa format

17. math

the official height-to-width ratio of the united states flag is 1 : 1.9. if a united states flag is 9.5 feet wide,how high should it be?

18. math

can you fill in the missing square with the number that logically belongs there? 2 2 2 2 2 6 10 14 2 10 26 50 2 14 50

19. 11th grade Algebra 2/ Trig

The expression log 10^(x+2)- log 10^x is equivalent to???

20. Health-Anything I can add to this? Can anyone help

2. Final Project: My Proposal for a New System „h Resource: Appendix A „h Due Date: Day 7 [Individual] forum „h Write a 700- to 1,050-word paper in APA format that addresses the following: Develop a unique proposal that describes a new health care

21. math

name the lengths of the sides of 3 rectangles with perimeters of 12 units using only whole numbers

22. CHEMISTRY

OH CH3-CH=C-CH-CH3 CH3 The OH is a single bond connected to the third Carbon and The CH3 is a single bond connected to the 4 Carbon HOW would name that?

23. Algebra 1 lvl 1

Hi, I have a test tomorrow and our teacher gave us a huge review worksheet. I am still not sure how to do some of these so I would appreciate if you could do the following problems out in all steps. I tried to pick some from each section. - Thanks :) 1.

24. MBA Econ

Engineers at a national research laboratory built a prototype automobile that could be driven 180 miles on a single gallon of unleaded gasoline. They estimated that in mass production the car would cost \$40,000 per unit to build. The engineers argued that

25. English

1. "I like jogging," he said. 2. "I like jogging," John said. 3. "I like jogging," said he. 4. "I like jogging," said John. (Which one is correct? Are all correct?) Do you have a rule about that?) 5. "I like jogging.", he said. 6. "Do you like jogging?",

26. calculus

I am studying for a final exam and in our review packet we have this question, which I am having trouble with: lim (x-->0) ((e^x)+x)^(1/x) I tried this problem two ways. The first was with L'Hopitals rule... lim(x-->0) (1/x)((e^x)+x)^(1/x-1) * (e^x+1) but

27. ENGLISH

2) Which of the following, if true, would best explain the material presented in the table? A) The total value of property owned by Black residents in Washington during the 1830-1860 period was similar to that in other cities during this period. B) Rising

28. math

I want to creat a line graph.My range is 40-140 for my y-axis, I wanted to know can I plot my graph so I start with 40. Imagine this is my graph can I start with 40 and increase with incraments of 5: 0,40,45, 50... If this is not correct then what is the

29. Accounting

This is for an accounting course doing adjusting entries.. The rental revenue represents the amount received for 11 months for dining facilities. The December rent has not yet been received. On the trial balance the amount for rental revenue is 17,600

30. Physics.

A 15.0- resistor and a 20.0- resistor are connected in parallel. A 5.00- resistor is connected in series with this parallel arrangement. The resistors are connected across a 1.00 10^2-V battery. What is the current flowing through the 20.0- resistor? IS it

31. math

the circumcenter of a triangle is equidistant from the three blank of the triangle? i have to find the blank work

32. Algebra 2

I got no response so I guess I'll try again The force needed to overcome friction and drag a person across the floor depends on the person's weight. Manuel Dexterity can drag Gil O' Teen across the floor by pulling with a force of 51 pounds. Gil's brother,

33. HCA 230

A middle-aged patient has awoken from surgery. He begins screaming for someone to talk to him about his condition. Earlier in the day, he was told by his doctor that his surgery revealed intestinal cancer. No one has been in to see him since that

34. pre-algebra

a field 480,000 m^2 is 160 m wide. What length of fencing is needed to enclose it? i thought you would just have to do A=lw 480,000= l(160) l= 3000 but the answer is wrong. the correct answer is in the six thousands. please help

35. physics lens

regarding the objective lens of a telescope and a microscope, for the eyepiece, where and what kind of image is formed? I kno that the image that is formed is a real, inverted image.. but where is it formed? thanks for your help.

36. social studies

what was the north greatest resource during the civil war?

37. chemistry

Which reagents reagents to choose? The transformation shown below can be accomplished in TWO reaction steps. From the following list, select the two reagents (or sets of reagents) which would most effectively bring about this conversion. Reagents: 1. Conc

38. English

1. I got up early to get ready for the game. 2. I got up early to get ready to play the game. (Are both the same?) 3. Way to go! 4. Good job! 5. Good for you! (Do the three have the same meaning? What is the difference among them?) 6. Today was the

39. cooking URGENT

i need to know if there is a substitute for sour cream i need to make banana bread, but most of the recipes ask for sour cream, which i don't have on hand right now. pleease help!

40. Social Studies

what are some of the challenges caused by immigration?

propose new hiring practrrices for the company to follow in your proposal be sure to address the legal and ethical issues involved in discrimination and affirmative action polices

42. Global II--- Alexander the Great ---

Can someone give me a website about Alexander the Great. A website that desrcibes who he is and what he did and how hes important....... thxx :}

Find the area of the circle with the given circumference C Use 3.14 for pi C=37.68

44. Bible

Here are some descriptions and I need to know the correct character: 1.I complained and became a leper 2.I was able to interpret dreams because God revealed them to me 3. I was Jacob's deceptive uncle 4.I was the father of Israel's second King 5.I stole

45. history

what draw backs did the first new deal face.

46. Social Studies

What is the meaning of the symbols and colors of the Miami flag?

47. English

1. He is good at playing billiards. 2. He is good in playing the billiards. (Can we use 'in' instead of 'at'?) 3. It's the first play-off game, and I'll be the catcher. (What is the meaning of 'the first play-off game'?) 4. I am disappointed because this

48. chemistry

What are two colligative properties?

49. math

a median of a triangle connects what points of the triangle?

50. Math

In this problem: 5/12b + 15/36b^2 First I made a common denominator: 15b/36b^2 + 15/36b^2 Then I simplified the first fraction: 5/12b + 15/36b^2 Can I simplify the second fraction by 3b? If I can, what am I supposed to get?

51. Math

In this problem: -2/a+2 + 3a/2a-1 First I made the denominators alike: -2(2a-1)/(a+2)(2a-1) + 3a(a+2)/(a+2)(2a-1) = -4a+2/(a+2)(2a+1) + 3a^2+6a/(a+2)(2a-1) What I want to know is if I can eliminate the a+2 for the first fraction, on both the numerator and

52. Math

The aperture setting, or f-stop, of a digital camera controls the amount of light exposure on the sensor. Each higher number of the f-stop doubles the amount of light exposure. The formula n=log_2(1/p) represents the change in the number, n, of the f-stop

53. math

are all regular hexagons similar?explain

54. math

if possible,draw two isosceles triangle in which all the equal-length sides in both triangles are congruent, but the two triangles themselves are not similar.

55. Mathematics

How can I evaluate the expression below without using calculator? cos15*2sin15 Thank you!

56. history

What side did Robert E. Lee command? Why does Lee decide to invade the North?

57. Algebra 2

I know that were doing problems were there is a soultion given which is equal to X^? times a constant ... y = k x^? So this is problem I have to decide given a probelm x relationship to y (for example iverse square cube and so forth) this unkown variable

58. chemistry help asap

A solution of salt in water conducts electricity, but a solution of sugar does not. Explain why?

59. Geology

Question: "List 2 erosional features and 2 depositional features associated with glaciation." Is "Two erosional features associated with glaciation are truncated spurs and cirques. Two depositional features associated with glaciation are glacial till, and

60. Geology

Question: "List 2 erosional features and 2 depositional features associated with glaciation." Is "Two erosional features associated with glaciation are truncated spurs and cirques. Two depositional features associated with glaciation are glacial till, and

61. physics

A small cup of green tea is positioned on the central axis of a spherical mirror. The lateral magnification of the cup is +0.312, and the distance between the mirror and its focal point is 2.48 cm. What is the distance between the mirror and the image it

62. Chemistry

The transformation shown below can be accomplished in TWO reaction steps. From the following list, select the two reagents (or sets of reagents) which would most effectively bring about this conversion. Reagents: 1. Conc H2SO4/heat 2. CN- 3. KMnO4 4. (i)

63. organic chemistry

Predict the relative rates for the reaction of butadiene and (a) ethene, (b) methyl propenoate, (c) maleic anhydrid.

64. geography

by which of the following are modern economics systems distinguished from one another a.means of production b.kinds of goods and services produced c.amount of investment capital d.degree of government involvement thanks

65. math

state the slope and the y-intercept for the graph of y=-4x explain please

66. Math

The aperture setting, or f-stop, of a digital camera controls the amount of light exposure on the sensor. Each higher number of the f-stop doubles the amount of light exposure. The formula n=log_2(1/p) represents the change in the number, n, of the f-stop

67. math

the angle bisectors of a triangle are concurrent at a point called the?

68. Chemistry

When you're naming organic compounds, is there more than one name that's acceptable for each compound? For example Ch3-CH2-CH2 CH3 1 1 CH3-CH-CH-CH 1 1 CH3-CH2 CH3 Hopefully this appeared alright once I typed it. The ones represent bonds. In the answer

69. math

consider this true proportion R/W=S/T.if the product of the means increases,what must happen to the product of the extremes?explain your reasoning.

70. PreCalc

How do you find the amplitude of y=7/8sin[(-8ð/5)x]

71. Calculus

Use u = 5x-2 to write an integral equivalent to fnInt((x^2)(5x-2)^(1/2), x, 0, 3) Sorry I had to write it using calculator notation because i can't make a definite integral on my computer.

72. Chemistry

Which of these names are incorrect? 1-butene 2-butene 3-butene I don't know why any of these would be incorrect. Can you explain please? Thanks for your help.

73. Chem.

Here's a multiple choice on a worksheet I've been given. The thing is the answers make no sense. Condensation reactions occur between a BLANK and a BLANK to form a BLANK and water. The options are: a. alcohol, ester, ether b.ester, ether, alcohol c.

74. mangerial econ

The MorTex Company assembles garments entirely by hand even though a textile machine exists which can assemble garments faster than a human can. Workers cost \$50 per day, and each additional laborer can produce 200 more units per day (the same for each

75. Chemistry

Iron and manesiu are two common elements found in numerous compounds. magnesium is always in the +2 oxidation state while iron exhibits oxidation states of +2, +3,+4,and +6. why would magnesium not be found in the these upper oxidation states.

76. Calculus

Solve for x 100 x (1/2)^t/3.8

77. chemistry need help soon

Would the compound K2O be considered solute in water? Would the compound BaSO4 be considered solute in water?

78. english

I have to do a creative oral written presentation for two Hemingway books... for whom the bell tolls and farewell to arms...based on the books theme...war...romance...need ideas.

79. spanish

I need help with this take home practice worksheet. Could you help me? I need to answer the questions in Spanish. La cultura (4 puntos) 1. Los __________ establecieron colonias en el sur de la peninsula y a ellos se debe la creación del alfabeto y el

80. math geometry

if the diagonals of a parallelogram are equal then the parallelogram is also what type of figure?

81. math

how many midsegments does a triangle have?

82. social studies

How does technogly affect the way Americans live and work?

83. Latin

The noun arma, -orum is neuter plural always according to my book. I thought neuter nouns ended in -a. What is the -orum then? Thanks.

84. Medical Law

What is the difference between contributory negligence and comparative negligence?

85. Latin

Are these declensions correct? I just wanted to make sure since I'll be using them in a writing piece. socius noster socii nostri socio nostrio socium nostrium socio nostro (with macrons) soci nostri sociorum nostriorum sociis nostris socios nostros sociis

86. math

if hexagon A is similar to hexagon B and hexagon B is similar to hexagon C.then what conclusion can be drawn?what property does this illustrate?

87. math

given that a/b=c/b,decide whether it is true or not that a/b=b/d. explain your reasoning

88. math

find the geometric mean of 6 and 24

AT THE SPORT STORE THERE WERE 7 BIKES,1 UNICYCLE,AND 5 CARS PARKED IN THE LOT. HOW MANY WHEELS WERE THERE IN TOTAL? GIVE A NICE EXPLANATION WITH THE ANSWER PLEASE HELP.

90. math

whats -2g(gsquared-2g+2)

91. Health

Can a 12 year old kid have diabetes that is not geneticlly inhereted ? Please I need this answer fast. is it a yes or a no ? Thank you.

92. math

f hexagon A is similar to hexagon B and hexagon B is similar to hexagon C.then what conclusion can be drawn?what property does this illustrate?

93. For Hellpp - Algebra 2

I removed your original post because of an inappropriate name. Please -- in the future do not string out your name across the page. _________________________________ Homework Help Forum: Algebra 2 Answer this Question | Responses Posted by

94. math

write an equation in slope intercept form to represent the table of values. x=2 3 5 6 y=-3 -4 -6 -7 please help me solve it, i find it complicating

95. history

Who led the Union troops at Gettysburg?

96. history

What was the point of the cannon attacks? Why is keeping the high ground important in a battle?

97. Calculus

Solve for t 100 x (1/2)^t/3.8

98. College Physics

I have the equation, 2 2 2 1/2 m1 Vf1 + 1/2 m2 vf2 = 1/2 m1 V01 you need to plug into the above equation Vf2 = m1(Vo1-Vf1)/m2

99. Geology

Suppose the shadow zone for P waves was located between 90° and 110°, rather than between 105° and 140°. What would this indicate about the size of the Earth’s core?

100. English

Hope your there. I have a couple of quick things to ask

asked by island boy Calling GURRU BLUE

21+8(v+3)+3+7v?

102. biology

name for molecule in RBC that carries oxygen?

103. science

How does a doorbell work?