# MIchaela

Popular questions and responses by MIchaela
1. ## Calculus

A cylinder is inscribed in a right circular cone of height 5.5 and radius (at the base) equal to 2 . A) What are the dimensions of such a cylinder which has maximum volume? B) What is the radius? C) What is the height?

2. ## English

The President sent the ambassador an invitation to the meeting. What is the correct sentence pattern?

3. ## Pre-Cal

Confirm that f and g are inverses by showing that f(g(x)) = x and g(f(x)) = x. f(x) = (x-7)/(x+3) and g(x) = (-3x-7)/(x-1) I got to the point where f(g(x)) is plugged in but how would I simplify it? (((-3x-7)/(x-1))-7)/(((-3x-7)/(x-1)+3)

4. ## physics

A ball is projected horizontally from the edge of a table that is 1.15 m high, and it strikes the floor at a point 1.70 m from the base of the table. (a) What is the initial speed of the ball? m/s (b) How high is the ball above the floor when its velocity

5. ## statistic

A computerstore has 75 printers of which 25 are laser printers and 50 are ink jet printers. If a group of 10 printers is chosen at random from the store, find the mean and variance of the number of ink jet printers.

6. ## Geometry

The measure of an angle's supplement is 76 less than the measure of the angle. Find the measure of the angle and its supplement.

7. ## Physics

A conduction heat wave is caused to pass through a metal bar of average temperature Tmean = 36 degrees altering its temperature sinusoidally with an amplitude of Ti=2 degrees. The equation which gives the temperature T(x.t) of the metal bar at any place

8. ## Math

If the spinner is spun twice, what is the probability that it will stop on an odd number both times?

9. ## math

A school club consist of 30 male students and 13 female students. If 3 students are selected to represent the club in the student government, what is tge probability 2 will be male and 1 will be female? please help me

10. ## physics

What is the magnitude of displacement for a person that walks 6.0-km North-East, 4.0-km East, and 6.0-km South?

11. ## Literature

what is the author's purpose in "The Sniper?

what problems did amelia earhart have

13. ## Science

A piece of copper at 90°C is added 2.200 KG of water at 15°C inside an aluminum calorimeter that has a mass of .100 KG the final temperature of the copper water and calorimeter is 25°C what is the mass of the copper piece

14. ## Science

.100 KG piece of metal is heated to 480°C and then quickly place in .250 KG of water at 20°C which is contained in a .200 KG aluminum calorimeter the final temperature of the water metal and calorimeter is 36°C what is the specific heat to Capacity of

15. ## statistic

3 statistics professors and 7 chemistry professors are available to be advisors.If each professor has an equal chance of being selected, what is the probability that both professors are cgemistry professors?

16. ## Physics

A daredevil plans to bungee jump from a balloon 52.0 m above the ground. He will use a uniform elastic cord, tied to a harness around his body, to stop his fall at a point 15.0 m above the ground. Model his body as a particle and the cord as having

17. ## physics

A newspaper carrier on delivery route travels 200.-m South-West and 300.-m West. What is the magnitude of the displacement?

18. ## physics

What is the magnitude of displacement for a person that walks 6.0-km North-East, 4.0-km East, and 6.0-km South?

19. ## Pre-Algebra

Write the expression for a number used as a factor fifteen times being multiplied by the same number used as a factor ten times. Then, write the product as one power. Thanks, Michaela

20. ## Geometry

Point P is located on the segment between point A(1,4) and point D(7,13). The distance from A to P is twice the distance from P to D. What are the coordinates of point P?

21. ## geometry

An isosceles trapezoid with that bases 16 in and 34 in are inscribed in a circle such that one of the bases is the diameter. Find the area of the trapezoid.

22. ## math

Vanna Black pays money for vowels. If consonants are worth nothing and the following words are worth the following amounts, then find the value of each vowel. All vowels are worth the same amount in each but each vowel has a different value. Audacious=\$260

23. ## englísh

what group have responiblity for weather forcasting

24. ## english

what group have responseblity for the weather forcast

the length of a piece of string is known to be exactly 9.84 cm. two students measured the string. student A used a ruler marked in centimeters and got a measurement of 10 cm. student B used a ruler marked in millimeters and centimeters and got a

26. ## Chemistry

A sample of g 0.2050 oxalic acid (4.2 H2C2O H2O) required 25.52 mL of KOH solution to complete the neutralization according to rea tion: HOOCCOOH + 2 KOH + KOOCCOOK ↔ H2O Which the concentration in mol L-1 of this KOH solution? A sample of an unknown

27. ## Chemistry

What volume of a 5.0% (v/v) Acetic Acid solution will contain 40.mL of Acetic Acid?

28. ## Algebra 2

How would I go about solving the following problem? There were different questions with matrices in them, but this one was different from the others. For the matrix product [ -5 , 3 ][ 6 , -3 ] p = [ 2 , -2 ][ 4 , -3 ], determine the expression that gives

29. ## Physics

An object of 3.0kg is projected into the air at a 55 degree angle. It hits the ground 3.4s later. What is it's change in momentum while it's in the air?

30. ## Science

.100 KG of an unknown metal at 94°C is placed in 100 g of water at 10°C the final temperature of the metal and water are at 70°C what is the heat capacity of the unknown metal

31. ## math

20 tickets for 960 what is price of each ticket

32. ## english

Essay of What America means to you

33. ## Math

What is the unit rate of 16 32 equal to something over 14?

34. ## statistic

A coin is tossed 6 times. Find the probability that all 6 tosses are tails.

35. ## science

how dose climate affect weathering

What is the structure for ethyl ethanamide? (Ie. c-c-N-c-c) ??? Thanks

37. ## Physics

How long is the sound wave if frequency is 320 Hz? Speed of sound =340 m/s

38. ## physics

You stand 5.2 meters away from a spherical mirror and your image forms 6.3 meters away on the front side of the mirror. What is your magnification?

39. ## English

Can somebody help me write my rough draft for a speech about how youth's and adult's should get the same penalty for crime?

40. ## algebra

How do you slide a point from (0,-2) to (3.5,5)?

41. ## math

jessica made 8/3 pounds of fudge. she gives 3/4 pound of fudge to will. how many pounds or how much of a pound of fudge does she have left?

42. ## math

During the playoffs you score 2 goals per game. By the end of the second playoff game you had 22 goals for the year. Find an equation that gives you the total number of goals scored for the year in terms of the number of playoff games. How many goals did

43. ## Pre-Algebra

Write the expression for a number used as a factor fifteen times being multiplied by the same number used as a factor ten times. Then, write the product as one power. Thanks, Michaela

44. ## Enviromental Science

What effect could an uncontrollable grass carp population have on the energy pyramid of an lake environment?

45. ## AP Physics

If a ball rolls off a 4m high table at 7 m/s, how far horizontally from the bottom edge of the table will it fall?

46. ## Algebra 2

Solve each inequality. 0.75b < 3

47. ## Chemistry

What was the initial temperature of a sample pf silver that released 1207 joules when 150.0 grams of this metal were transferred to a cooler temperature of 60 degress Celsius?

48. ## physics

A ball is projected horizontally from the edge of a table that is 1.15 m high, and it strikes the floor at a point 1.70 m from the base of the table. (a) What is the initial speed of the ball? m/s (b) How high is the ball above the floor when its velocity

49. ## algebra

list the intercepts and test for symmetry y = x^4 + 1 divided by 2x^5

50. ## math

Cigarette Use A study by the Partnership for a Drug-Free America indicated that, in 1998, 42% of teens in grades 7 through 12 had recently used cigarettes. A similar study in 2005 indicated that 22% of such teens had recently used cigarettes. (a) Write a

51. ## Geometry

Write the negation of each statement. Every student at Hammond High School has a locker.

52. ## Geometry

Write the negation of each statement. Every student at Hammond High School has a locker.

53. ## 9th grade integrated algebra

a tree casts a 25 foot shadow on a sunny day if the angle of elevation from the tip of the shadow to the top of the tree 32 degrees, what is the height of the tree to the nearest thenth of a foot?

54. ## English

Please write this. Write simile for Valentine's?I give mine teacher.Be nice!

55. ## algebra

Factor these: 8x^3-125 81x^-625 18x^3+63x^2-50x-175 x^4-11x^2+18 I'm so lost!

56. ## English

What is Protagonist in the sniper?

57. ## Algebra 2

George is 5 times as old as Heather. In 4 years he will be 3 times as old how old are both of them?

58. ## geography

who is a famous person from estonia????

59. ## Ag.Science

A married couple both of which are suspected of carring the gene foe Tay Sachs disease is considering having children.What advice would you give them?Give detaled resons for your advice including,but not limited to, possible genotype and phenotype ratios

60. ## science

How can you identify hydrogen, oxygen and carbon dioxide by their chemical properties?

61. ## physics

A 10,000 kg frieight car is rolling along a track at 3.0 m/s. Calculate the time needed for a force of 1000 N to stop the car.

A glass of water is placed on a very sensitive scale and several antacids tablets are dropped into the water. The weight of the glass and its contents is less after the tablets dissolve than before the tablets dissolved. Tell how matter is conserved ?

63. ## social studies

Who invented the ice box?

64. ## History

What is territorial growth of United States during this period ?

65. ## History

What is account of the famous siege of the Alamo ?

66. ## History

What is trace the path that they took from New York to Salt Lake City ?

67. ## social studies

were there any weaknesses in the Constitution? Explain.

68. ## social studies

How did the two compromises reached during the Constitutional Convention satisfy competing groups?

69. ## social studies

In what ways did the Constitution strenghthen the central government?

70. ## social studies

Of the problems experienced by the Confederation Congress, which do you think was the most harmful? why?

71. ## social studies

what was the general attitude of foreign nations toward the new government of the United States? why?

72. ## social studies

Which document or institution do you think had the greatest influence on the development of the United States? Why?

73. ## Social Studies

What did the Confederation Congress do to strenghten the United States ?

74. ## math

1/3 (x-2)=5 u need to simplify this question i know x=17 but i don't know how to show this.

75. ## science

pictographs and theme maps are similar, which is more effective and for what reasons

76. ## 8th grade - science

i have the same problem as before,only 3 more questions about it. please help!! how precise is the ruler originally used to measure the string? explain. what is the length of the string to the nearest centimeter? what is the length of the string to the

77. ## 8th grade - science

the length of a string is known to be exactly 9.84cm. two students measured the string. student A used a ruler marked in centimeters and got a measurement of 10 cm. student B used a ruler marked in millimeters and centimeters and got a measurement of 9.8

78. ## Math

\$3 for 5 containers of yogurt

79. ## science

evaporation is where water molecules at the surface of the liquid absorb enough energy to change to a?

80. ## science

Identify the three dwarf planets in our solar system. Identify the three dwarf planets in our solar system. http://en.wikipedia.org/wiki/Dwarf_planet

81. ## HELP ME

Find two numbers whose difference is 42adn product s -405 Find two numbers whose difference is 42 and product is -405 Set up 2 equations and 2 unknowns. x - y = 42 xy = -405 Then rearrange the second so y = -405/x, and substitute this value of y into the

1. ## Math

same I need to know how to work it out like how did they get that answer

posted on April 19, 2020
2. ## History

13 was wrong. It's to write in the Quaran.

posted on February 5, 2020
3. ## Math

10/6

posted on October 24, 2017
4. ## Math

This is where high math gets me. Looking pointless thing up online when I could be looking at cat memes.

posted on October 4, 2017
5. ## Algebra

2 2 0 0 8 5 1 0 15 1 2 10 0 0 22 0 4 15 1 6 0 0 6 10

posted on September 28, 2017
6. ## Algebra

H=72t-16t2

posted on March 28, 2016
7. ## math

One eighth of the children in a have brown eyes.if 6 children have brown eyes,how many children are there in the club

posted on April 28, 2015
8. ## PHYSICS

1.14

posted on December 5, 2014

i got 1200

posted on September 3, 2014
10. ## Math

63

posted on November 25, 2013
11. ## math

thank u so much

posted on November 14, 2012
12. ## math

thank u....jessica made 8/3 pounds of fudge. she gives 3/4 of what she has to will. A. how many pounds or how much of a pound of fudge does will get? B. how many pounds or how much of a pound of fudge she have left?

posted on November 14, 2012
13. ## math

thank u can u help me with another one i get so confused with word problems

posted on November 14, 2012
14. ## math

1,322 - if you are adding them up, that should be correct. if there are 12 tens, 10 tens equals 100 and the left over two 10s would equal 20. so that's 120+200+2=322 add the thousand and that equals 1,322.

posted on November 8, 2012
15. ## drafting

When you're forming the letter M, your second stroke should be

posted on July 10, 2012
16. ## math

3hours

posted on April 30, 2012
17. ## Spanish crossword

six letter spanish word for clue el chile original

posted on February 25, 2012
18. ## geometry

do a proof and use some logic

posted on November 20, 2011