1. Devry

    1. You are part of a team given the task of designing an application to determine a students letter grade for a short course. The application will process a quiz, a project, a midterm exam and a final exam to determine the total score. The result of

    asked by Sab on March 1, 2013
  2. English

    A paradox is a literary device often used to ? A. emphasize or make readers think about important ideas. B. provide hints or clues about events that occur later in a story. C. explain a character’s reason for doing or saying something. D. help readers

    asked by Nana on November 6, 2015
  3. chemistry 12

    Im doing a worksheet and i had to draw PE diagram which had the Ea(activation energy)at 80kJ and the enthalpy change is -40kJ. *All the reactants and products are gases Then it asks to describe what would happen to the diagram if the temperature dropped 25

    asked by Anonymous on December 14, 2012
  4. English

    In "from The Diary of Samuel Pepy's" what conclusion can you draw about Samuel Pepys from his account of the Great Fire of London? A:He maintained relations with all social strata?*** B:He became a spokesperson of aristocracy. C:He felt responsible for

    asked by Anonymous on January 12, 2018
  5. physics

    a car moving at 10ms - was uniformly accelerated for 5s until it velocity reaches 20ms -. it then maintain the speed for another 20s after which the brakes were applied as the vehicle was finally brought to rest in a further 10s.draw the velocity time

    asked by queenlatifah on February 8, 2016
  6. math/ sociology

    Describe an example of a graph where adding a single edge can increase the size of the largest strongly connected component by at least 1,000 nodes. Clearly, you don't need to draw the full graph rather, you should describe it in words.

    asked by Jessica Loveit on May 24, 2018
  7. chemistry

    Nitrogen and hydrogen react to form ammonia. Consider the mixture of N2 and H2 in a closed container as illustrated below. Assuming the reaction goes to completion, draw a representation of the product mixture. Explain how you arrived at this

    asked by Mary on March 3, 2010
  8. chemistry

    Determine the radius of the largest atom that can be accommodated in the interstices of BCC iron (Fe) without stress. (Hint: the center of the largest site is at ½, ¼, 0; draw a unit cell - it helps.) Radius (in centimeters):

    asked by adex on April 3, 2013
  9. geometry

    Draw the unit circle and a first-quadrant ray from the origin that makes an angle è with the positive x-axis. Let B be the point on this ray whose x-coordinate is 1, and let A = (1, 0). Segment AB is tangent to the circle. In terms of è, find its length.

    asked by yadlay on April 12, 2010
  10. Chemistry

    Please draw a mechanism for the formation of propanal from the oxidation of C18:3 (linolenic acid). Show the pathway for the formation of lipid peroxide and the breakdown of the peroxide via B-scission. I am not interested in side reactions.

    asked by Lynn on November 6, 2017
  11. Chemistry

    A student performed an anaysis of a samply for its calcium content and got the following results : 14.92% , 14.91%, 14.88% , 14.91% the actualy amount of calcium in te sample is 15.70%. What conclusion can you draw about the accuracy and precision of these

    asked by Mandy on July 15, 2008
  12. physics

    Can you help me with this one also? I know how to do it with 3 vectors but I can't seem to draw it with 4 vectors. The magnitudes of the four displacement vectors shown in the drawing are A=16.0 m, B=11.0 m, C=12.0 m, and D=26.0 m. Determine the (1)

    asked by Brittany on January 24, 2011
  13. math

    there are 2000 students in a course. thet wrote a mathematics test which was scored out of 40 and then converted to percentage. draw a flowchart that reads the name,sex and score of each student and output the name of the female students that scored below

    asked by dorofina on May 26, 2017
  14. trigonometry

    a ship travels 8km due north then 7km on a bearing of 070 degrees 1. draw a diagram to represent the information 2. calculate the distance and bearing of the ship from its starting point

    asked by lindsay on April 21, 2012
  15. math

    Suppose that a ball is drawn at random from the box (a), its color is recorded, and then the ball is put back in the box. Draw a tree diagram for this experiment and find the probability that the two balls are of different colors.

    asked by Diana on January 4, 2011
  16. algebra

    skater n 58.9 kg is moving north at a speed of 7.8 m/s when she collides with skate E 72.6 kg moving east at 3.5 m/s the two skates together in what direction and with what speed do they move after the collision draw and label a momentum vector diagram

    asked by Desire Ngarambe on December 13, 2017
  17. Physincs

    You are given vectors A⃗ = 4.8 i^− 6.7 j^ and B⃗ = - 3.4 i^+ 7.5 j^. A third vector C⃗ lies in the xy-plane. Vector C⃗ is perpendicular to vector A⃗ and the scalar product of C⃗ with B⃗ is 17.0.

    asked by HELP PHYSICs on October 17, 2014
  18. Physics

    (10 points) 3. Use your data from Part 3 and Newton’s laws to explain why the force meter measures a force if the cart is moving at a constant velocity. The forces acting on the cart are the applied force (FA), the force of friction (Ff), weight (Fg) and

    asked by Margaret Yeager on October 29, 2010
  19. balls in a bowl probability

    Bowl one contains 3 black and 2 white balls. Bowl two contains 4 black and 5 white balls. Experiment: A ball is randomly selected from bowl one, its color noted, and it is placed in bowl two. Then a ball is randomly selected from bowl two. a.) What is the

    asked by Aubrey on November 21, 2006
  20. Economics

    A neoclassical theorist would use the formula Y = (w r * L s) + (I r * K s) to explain why a given person, John, is poor. a) According to the Neoclassical Theory, how would John decide how many hours of labor to supply? Draw an appropriate diagram to

    asked by Kim on October 20, 2006
  21. math

    Try to draw a triangle with 2 right or obtuse angles. What generalizations can you make about the angles of a triangle? Explain.

    asked by Mia on April 22, 2010
  22. science

    Force F=5N acts to the right. Draw a fully labelled scale drawing of the 5 N force using a scale of 10:1N.

    asked by tshepiso mdlalose on August 15, 2016
  23. math

    Draw a kite that has a triangle with sides 1, 1, 2x next to a triangle with sides 2x, 2, 2. Find the area A and the x that maximizes it.

    asked by rolan on August 9, 2012
  24. Science

    Hi, i am doing a title page about economic science and i am confused about what i should draw on my title page. Do you have any ideas?

    asked by Sarah on November 25, 2007
  25. Probability

    If a bag contains 2 square, 4 triangles, and 4 circles, what is the probability of picking a square on the first draw from the bag?

    asked by Red on January 31, 2012
  26. Math

    I have a 4x4 grid of dots. How do I draw a straight line so I have 8 dots on each side of the line?

    asked by Susan on November 13, 2011
  27. geometry

    If the area of a square is 100 cm. What is the area of each triangle produced if you draw two diagonals in the square?

    asked by Michele on February 23, 2011
  28. math

    Make patterns with counters and tiles and then draw and color the pattern. What is counters and tiles?

    asked by darla on September 25, 2012
  29. math

    Make patterns with counters and tiles and then draw and color the pattern. What is counters and tiles?

    asked by darla on September 26, 2012
  30. Science

    How do I draw a graph comparing eyes & ears. If you remember numbers better with your eyes or ears?

    asked by Nick on February 21, 2013
  31. Math

    Draw 2 different rectangles with a the perimeter of 8cm. One rectangle has the least area. The other rectangle has the greatest area.

    asked by Iya on May 4, 2016
  32. math

    draw a picture showing 4 pencils and a number of pens in which the ratio of pencils to pens is 2:3.

    asked by faith on June 4, 2014
  33. kindergarten


    asked by LEA on November 29, 2010
  34. Calculus III

    Topic: Quadric surfaces. I have two homework problems, and they are quite a doozy for me. So the point is, I am given details of a quadric surface on the Cartesian coordinate system, and thus have to use the data to construct an equation through it.

    asked by Justin on September 18, 2016
  35. Williamsburg

    Kobe Bryant scored 62 points against the Dallas Mavericks in an NBA game. He made 17 of 29 shots. What is his shooting percentage? The answer should be 17%. How do you get that? I have calculated the answer to be 58.6%. the score was 17 out of 29, so 17 is

    asked by Amber on March 9, 2007
  36. Math for Steve or someone good at math

    1. Find the percent of change when the price of a radio changes from $40.00 to $44.00. a. 12% b. 10% c. 36.4% d. 40% 2. Find the percent of change when the price of an oven changes from $450 to $396. a. 15% b. 14% c. 13% d. 12% 3. The top player’s

    asked by Jman on November 8, 2012
  37. math

    two observers P and Q, 75 metres apart observes a kite (k) in the same vertical plane from the same side of the kite. The angle of elevation of the kote from P and Q are 35° and 95° respectively find the height of the kite to the nearest metre?

    asked by ayomide on November 3, 2018
  38. Physics

    Block 1 is up an incline and is attacthed to block 2 by a rope, with m2 = 5.0 kg and è = 33°.If the coefficient of static friction between block #1 and the inclined plane is ìS = 0.24, what is the largest mass m1 for which the blocks will remain at

    asked by Anne on October 20, 2012
  39. physics

    a jet fighter plane is launched from a catapult on an aircraft carrier. it reaches a speed of 42 m/s at the end of the catapult in 2 sec. if the acceleration is constant, what is the length of the catapult?

    asked by Anonymous on October 15, 2009
  40. Physics

    An trunk weighing 518 N is resting on a plane inclined 25° above the horizontal. (a) Calculate the magnitude of the acceleration of the trunk (ignore friction). (b) After 6.00 s, how fast would the trunk be moving?

    asked by Khadija on February 11, 2014
  41. geometry

    A small airplane takes off from point A and continues to climb upward in a straight line, as shown in the diagram. What is the plane’s distance from point A when it reaches point C

    asked by tiffany on April 7, 2015
  42. geometry

    A small airplane takes off from point A and continues to climb upward in a straight line, as shown in the diagram. What is the plane’s distance from point A when it reaches point C?

    asked by Anonymous on September 25, 2015
  43. Physics

    At t=0 a particle starts from rest at x=0, y=0 and moves in the xy plane with an acceleration a=(4.0i+3.0j)m/s^2. Determine (a) the x and y components of velocity, (b) the speed of the particle, and (c) the position of the particle, all as a function of

    asked by Elizabeth on September 12, 2013
  44. Maths,Physics,life science,geography,

    An airplane lands with a velocity of 100 m.s. The maximum rate at which it can slow down is 5,0 m.s 1. What is the minimum time needed to come to rest, starting from when it first touches the ground? 2. Can this plane safely land at a small airport where

    asked by Zikhona on September 2, 2014
  45. Physics

    You place a box weighing 353.8N on an incline plane that makes a 42.5 degree andle with the horizontal. Compute the component of the gravitational force acting down the incline plae. Answer in Units of N

    asked by Jaeka on January 12, 2011
  46. Physics

    True or false the work done by a non-zero net force on an object, moving on a horizontal plane, is equal to the change in the potential energy of the object? and don't forget to give the correct explanation for my q.

    asked by Lydia on October 9, 2010
  47. physics

    A 0.200 m long string that has a ball attached to it is spinning around on a flat horizontal plane. It spins over a 116° angle in 0.360 s. What is the centripetal acceleration of the ball if it is in uniform circular motion?

    asked by Physics Lover on November 24, 2016
  48. TRIG

    An airplane flying at 550 miles per hour has a bearing of 53°. After flying for 2.5 hours, how far north and how far east will the plane have traveled from its point of departure? I'm having a REALLY hard time with this one. I don't know what I'm doing

    asked by Daisy on October 16, 2012
  49. Physics

    A body of mass 0.1 kg is being rotated in a circular path of diameter 1 m on a frictionless horizontal plane by means of a string. It performs 10 revolutions in 31.4 sec, calculate the centripetal force acting on the body

    asked by Anjali on August 11, 2011
  50. physics

    The pilot of an airplane traveling 180 km/h wants to drop supplies to flood victims isolated on a patch of land 125 m below. The supplies should be dropped how many seconds before the plane is directly overhead? ______s

    asked by Andy on September 21, 2010
  51. Physics

    A F-14 (mass 2 tonne) aircraft lands on an aircraft carrier. It must reduce its velocity from 130kmh to rest. If the grappler hooks can exert 75 000N of tension, what time will it take to bring the plane to a stop?

    asked by Anonymous on April 18, 2010
  52. physics

    find the work done ,if a weight of 25kg is lifted through a vertical height of 2m from the ground and it is raised to same place by pushing up an inclined plane making an angle of 30 degree with ground .neglect friction.

    asked by armando on September 13, 2011
  53. physics

    You have an inclined plane. It is 2m long and 1m high. A cylinder of mass 300 grams and 3cm radius is initially at rest at the top of the hill. What is its angular velocity when it reaches the bottom of the hill?

    asked by Lakeshia on April 6, 2011
  54. Physics

    body of mass 0.3 kg is taken up a client Plains of length and height 5 metres and then allowed to slide down to the bottom again the coefficient of friction between the body and the plane is 0.15 what is the work done by gravitational force over round

    asked by Pushpinder Singh on August 11, 2015
  55. Physics

    True or false the work done by a non-zero net force on an object, moving on a horizontal plane, is equal to the change in the potential energy of the object? and don't forget to give the correct explanation for my q.

    asked by Lydia on October 9, 2010
  56. Help with Math

    1.) Which is the equation of the line that contains the points (0,3) and (-2,4)? A. x+2y=6 B. 2x+y=3 C. 2x+y=0 D. x-2y=6 2.) Which statement is true of the equation that follows? y-6 = -3(x + 1) A. The slope is 3, and the y-intercept is -6. B. The slope is

    asked by Jeany on November 21, 2013
  57. Algebra I

    5. Holly wants to invest $1000. The table below shows the value of her investment under two different options for two different years: Part A: What type of function, linear or exponential, can be used to describe the value of the investment after a fixed

    asked by Anonmous on December 16, 2014
  58. Math-3 Questions

    Hi. Check my answers? Thanks? Also, if I got any wrong, explain to me why because inequalities confuse me sometimes 1. Julia is allowed to watch no more then 5 hours of tv a week. She has already watched 1.5 hours. Write and solve an inequality to show how

    asked by Hei Hei on September 20, 2017
  59. Math

    A farmer builds a straight fence that's 49 ft. He puts a post every 7ft. How many post does he need. A post is at the beginning and end How can you show the relationships in the problem Solve and explain your reasoning 8 post. I cans draw a picture

    asked by Anonymous on May 24, 2016
  60. Calculus

    Sketch the regions enclosed by the given curves. Decide whether to integrate with respect to x or y. Draw a typical approximating rectangle and label its height and width. integrate with either respect to x or y, then find area S of the region given that

    asked by saywhat on October 21, 2010
  61. Environmental systems

    It says toe read page 38 of my Global Sciences book, but I was never given one. =( I've run out of ideas but this one, and using my 10 minutes to read the page in the morning and draw it all in that time limit. If anyone knows , please heeelp me! What are

    asked by Geno on October 1, 2007
  62. calcus

    Sketch the regions enclosed by the given curves. Decide whether to integrate with respect to x or y. Draw a typical approximating rectangle and label its height and width. integrate with either respect to x or y, then find area S of the region given that

    asked by helpplease on October 21, 2010
  63. thermodynamics (dont know what to do)

    a piston cylinder device initially contains 10lb of acetylene at 70F. the piston is free to move to maintain 1000 psia on the gas. how much WORK is done by the gas as it is headed to 300F. (draw pv diagram)

    asked by adrian on January 18, 2018
  64. Advance maths

    In testing blood,three types of antigens are looked for:A,B and Rh.Every person is classified doubly. He is Rh positive if he has the Rh antigen, and Rh negative otherwise. He is type A,AB,or B depending on which of the antigens he has, with type 0 having

    asked by Jamien on April 17, 2017
  65. Engineering Fund.

    A large box whose mass is 19.0 kg rests on a frictionless floor. A mover pushes on the box with a force of 235 N at an angle 34.8° below the horizontal. Draw the box's free-body diagram and use it to determine the acceleration of the box. m/s2

    asked by josephz on October 4, 2012
  66. Math

    Mr. VanNevel makes rectangular glass aquariums with glass tops. The aquariums measure 12 in by 6 in by 8 in. a.) draw a net and find the total surface area I know there are no photos allowed on the website but if you can try to explain this it would be

    asked by Homework Help Please on January 9, 2018
  67. Physics

    A cyclist travels a distance of 1200m due north before going 200m due east followed by 500m south-west.Draw a scale diagram to calculate the cyclist's displacement from her initial position.

    asked by Amna on November 19, 2015
  68. physics

    a uniform rod 100cm long and weighing 50N is supported in a horizontal position on a fulcrum with weights 80N and 100N suspended from its end. compute the position of a fulcrum.draw the illustration.

    asked by joshua on July 4, 2016
  69. chemistry

    2H2+1O2=2H2O delta H=-136 kJ A) how many joules are released when 35.0 grams H2O form B)how many grams of hydrogen burn when 278 kJ are released. C) Draw a potential energy diagram of this reaction.

    asked by Bryan on May 8, 2012
  70. statistics

    The scatter diagram of midterm scores and final scores in a large class is football shaped. For about 80% of the students, the regression estimate of final score based on midterm score is correct to within 15 points. For about 95% of the students, the

    asked by Anonymous on March 27, 2013
  71. AP Chem

    use simple structure and bonding models to account for each of the following: A. the bond length between the two carbon atoms is shorter in C2h4 then in c2h6. B.the bond lengths in SO3 are all identical and are shorter than a sufur oxygen single bond. C.

    asked by Justyna on January 9, 2007
  72. Intro to LAN

    I have an assignment. here is the criteria All key elements of the assignment are covered in a substantive way. · Select one organization from the company descriptions in Appendix G · Recommend how the company should back up and protect their network

    asked by James on May 19, 2008
  73. mastering quantum mechanics

    Problem 3: Rotating a spin state (3 parts , 15 point) PART A (6 points possible) Consider the |+⟩ state of a spin one-half particle (as usual |±⟩=|z;±⟩) and apply to it the rotation operator R that rotates states by an angle θ around the y axis.

    asked by JuanPro on April 6, 2015
  74. Physics

    A plane diving with constant speed at an angle of 52.5° with the vertical, releases a package at an altitude of 499 m. The package hits the ground 3.87 s after release. How far horizontally does the package travel?

    asked by Barbara on January 27, 2015
  75. Math

    There h horizontal lines and v vertical lines drawn in a plane. There are r ways to choose four lines such that a rectangular region is enclosed. Given that r is divisible by 1001. Find the minimum value of h+v. I am really not sure where to start.

    asked by Anonymous on November 1, 2014
  76. Dyanamics

    A particle of mass m moves in a x-y plane. the co-ordinates of the particle at any instant are given by x=acos(wt) & y=bsin(wt) where a,b,w are constsnt.Determine the angular momentum of the particle with .r.to the origin of the co-ordinate system

    asked by vinod on December 7, 2013
  77. calculus

    The base of a solid in the xy-plane is the first-quadrant region bounded y = x and y = x2. Cross sections of the solid perpendicular to the x-axis are equilateral triangles. What is the volume, in cubic units, of the solid?

    asked by Anonymous on April 16, 2015
  78. Calculus

    The base of a solid in the xy-plane is the circle x^2+y^2 = 16. Cross sections of the solid perpendicular to the y-axis are semicircles. What is the volume, in cubic units, of the solid? a. 128π/3 b. 512π/3 c. 32π/3 d. 2π/3

    asked by Louis on March 21, 2017
  79. Physics

    A block slides down a frictionless 3m long inclined plane making 10 degrees with the horizontal. The block starts from rest. Find acceleration of the block and its speed at the bottom.

    asked by Gio on December 13, 2016
  80. Pre-Calc

    A pilot of an airplane flying at 12,000 feet sights a water tower. The angle of depression to the base of the tower is 25°. What is the length of the line of sight from the plane to the tower?

    asked by Peter on November 24, 2012
  81. math

    . Find the roots of the polynomial equation. x2 + x undefined 72 = 0 (Points : 1) 9 and 8 6 and 6 2 and 16 9 and 8

    asked by vilmaa on March 18, 2013
  82. Algebra

    Find the slope of the line through the pair of points. A(2, –3), P(2, 9) A. 0 B. 2/3 C. -1/3 D. undefined

    asked by CarpeDiem on November 11, 2015
  83. Math

    Find the slope of the line passing through the pair of points. (3, -2)and (4, -2). I got 4/7 -

    asked by Maybug on May 16, 2010
  84. Algebra2

    if the slope of the line that passes through the given pair of points is 13, find the value of X. (-1/4,1/6) and (1/3,x)

    asked by BO on February 4, 2018
  85. geometry

    Find the distance between the two points to the nearest hundredths place: 7. (1, 3), (-2, 4)

    asked by ala on September 30, 2015
  86. Maths

    Find the points of intersection of parabola Y=x^2-7x+23 and the straight line Y=7x-1.

    asked by Kulex on June 15, 2015
  87. Algebra

    Find the value of r so the line that passes through each pair of points has the given slope. (r, -5), (3, 13)

    asked by Christopher on September 19, 2016
  88. Calculus 1

    Find the equation of the tangent line to the curve y = (9 ln x)/x at the points (1, 0) and (e, 9/e).

    asked by TayB on October 2, 2015
  89. Math Calculus

    Find critical points and extreme values on the interval [-1,5]: f(x)=|x^2-4x+3|

    asked by Anonymous on March 9, 2017
  90. Math (check)

    find an equation of the line containing the given pair of points. (0,0) and (4,9) is the answer (9/4)

    asked by Anonymous on December 18, 2008
  91. physical

    I hv been try to do but...calcu the GPE of a roller coaster car points B is 5m/C 3,2m nd C 9,8 also D...

    asked by Zanele on February 21, 2011
  92. calculus

    find the points on the curve y=2x^3+3x^2-12x+1 where tangent is horizontal.

    asked by BEN on November 3, 2008
  93. calculus

    Find the points on the curve y = 2x^3 + 3x^2 - 12x + 1 where the tangent is horizontal

    asked by Samuel on October 14, 2008
  94. Precalculus(URGENT)

    Number of possible turning points in the following equation f(x)=x^2(x-3)(x+4) show work please

    asked by Arielt on March 11, 2010
  95. Algebra

    Find all points (x,y) that are 13 units away from the point (2,7) and that lie on the line x-2y=10.

    asked by Trish Goal on November 7, 2014
  96. Algebra2

    if the slope of the line that passes through the given pair of points is 13, find the value of X. (-1/4,1/6) and (1/3,x)

    asked by BO on February 4, 2018
  97. phi208

    Gilligan claims that females tend to see relationships as these (Points : 1)

    asked by Anonymous on September 1, 2014
  98. Math

    Find the​ x-coordinate of the vertex of a parabola that passes through the points (0,6) and (8,6)

    asked by Brianna on May 29, 2017
  99. chemistry

    What is the relationship between the molar mass of Ne, Ar, Kr, and Xe and the melting points of their solids?

    asked by Katie on January 30, 2009
  100. Science

    8 points how the gravitational acceleration(g) is used to benefit mankind and the enviroment

    asked by Siza on March 27, 2011