1. 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
  2. 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
  3. 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
  4. 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
  5. 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
  6. 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
  7. 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
  8. 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
  9. 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
  10. 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
  11. 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
  12. 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
  13. 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
  14. 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
  15. 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
  16. 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
  17. 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
  18. 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
  19. 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
  20. 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
  21. 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
  22. 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
  23. 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
  24. 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
  25. 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
  26. 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
  27. 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
  28. 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
  29. 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
  30. 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
  31. 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
  32. 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
  33. 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
  34. 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
  35. 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
  36. 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
  37. 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
  38. 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
  39. 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
  40. 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
  41. 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
  42. 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
  43. Math

    Find the slope of the line that goes through the following points. X 0, 1, 2, 3 Y -4,-3,-2,-1 A. -1 B. 1 C. -4 D. -7 Is the answer C? I'm really confused. Thank you

    asked by Sabrina C. on April 22, 2015
  44. geometry

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

    asked by ala on September 30, 2015
  45. business math

    Translate the following statement into an equation: A number (X) decreased by 4 is 25. (Points : 2)

    asked by TM on April 30, 2013
  46. Linear Algebra

    Write the set of points from −5 to 1 but excluding 0 and 1 as a union of intervals:

    asked by Raheem on March 10, 2018
  47. Calculus

    Which of the following functions grows the fastest as x goes to infinity? (2 points) f(x) = ln(x) f(x) = log2(x) f(x) = x2 f(x) = 2x

    asked by Kim on July 29, 2018
  48. physics

    Which is the vector quantity that describes the shortest path between two points?

    asked by maria on March 22, 2016
  49. math

    What is the net price factor for trade discounts of 25/15/10? (Points : 2.5)

    asked by douny on June 8, 2013
  50. algebra

    Determine which of the flowing points lie on the line given by the equation 3x+6y=12

    asked by Melissa on December 16, 2012
  51. Calculus

    Find the set of points that the following function is continuous at them . f(x)= { (2x+1)/(x+3) if x0 -1/3 if x=0

    asked by Emily on September 25, 2016
  52. business math

    5. What is the net price factor for trade discounts of 25/15/10? (Points : 2.5)

    asked by douny on June 7, 2013
  53. algerbra

    Find the distance between points P(3,-6) and Q(6,4). Round to the nearest tenth.

    asked by gerald on February 17, 2015
  54. Algebra

    Find the value of x so that the line passes through the points (2,3) and (x,9) and has a slope of 3/2. I'm clueless!

    asked by J.J. on January 4, 2016
  55. Math

    Find the equations of the tangent lines to the following curves at the indicated points. xy^2 = 1 at (1, −1)

    asked by Carl on June 27, 2018
  56. POL 201

    The Mayflower Compact was a type of early constitution because (Points : 1)

    asked by JOJO on February 26, 2015
  57. geometry

    in triangle ABC, PandQ are points on BC such that BQ=CP and AP=AQ.show thatAB=AC

    asked by DEE on January 13, 2018
  58. math

    please help me. find the equation of a line through the points (2,8) and (1,5) in the form of x/a + y/b =1 where a and b are y and x intercepts

    asked by LETI on September 3, 2017
  59. Chemistry

    How has crude oil changes the country (positive and negative points)

    asked by Anna on March 1, 2014
  60. 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
  61. algebra 1A

    find the slope, if it exists,of the line containing the pair of the points. (-2,-1) and (-20,-15).

    asked by tony on March 5, 2013
  62. Geometry

    Your Turn: Given points (0, 0) and (3, 6), find the point which partitions the segment into 3:2. A. (1.8, 3.6) B. (2,4) C. (3,5) D. (4.5, 9) can you please help me

    asked by help please on September 23, 2017
  63. geometry

    When v mark 4 points on a paper how many line segments are formed ....

    asked by kajal on March 7, 2013
  64. MATHS

    Q) Find the coordinates of the centre of a circle that passes through points (7,2), (2,3), and (-4,-1)

    asked by OWNF on February 25, 2017
  65. mathematics

    Find the points on the graph of the equation y= x^4 -12x^2 which the curvature is 0.

    asked by chibale on June 27, 2014
  66. conclusion

    A good way to establish a conclusion as true, or probable, is to (Points : 1)

    asked by mary on June 17, 2013
  67. algebra

    What is the slope of the line that passes through the given points?(6,-1)and(-3,-1) answers are. Underfined. ,o, -2/3, -3/2 thank you

    asked by snow on March 5, 2014
  68. 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
  69. 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
  70. math

    Find the locus of points equidistant from two straight lines y-5=0 and y-3=0

    asked by Enyongama on March 16, 2012
  71. 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
  72. Calculus

    Construct a function f : R 2 ¡æ R such that its saddle points are given by {(n, 2m+1−n)|n ¡ô Z, m ¡ô Z}, where Z is the set of integers.

    asked by Dave on September 26, 2016
  73. Algebra2

    Which points are the best approximation of the relative maximum and minimum of the function? f(x)=x^3+3x^2-9x-8

    asked by Steve on November 1, 2016
  74. chemistry

    increasing order of boiling points of NO2, KCl and N2

    asked by Anonymous on October 19, 2016
  75. calculus

    Find a cubic polynomial such as f(x)=ax^3+bx^2+cx+d that has horizontal tangents at the points (-5,4) and (4,-4)

    asked by em on December 19, 2015
  76. Calculus

    find all points at the curve x^2y^2+2xy=3 with the slope of the tsngent is -1

    asked by Johnathan on February 16, 2012
  77. math

    Which pair of points lie on a line with an undefined slope? a. (0,4) (4,0) b. (0,2) (2,2) c. (4,0) (4,4) d. (4,4) (2,2)

    asked by Anonymous on February 16, 2009
  78. algebra

    assuming the distance between points (2,-3) and (-1,y) is 5 units, find y. how do you set this up?

    asked by Tom on May 5, 2014
  79. Maths

    What is the equation, in the form y= x^2 + bx + c of the parabola which passes through the points (-3,0) and (1,-16)? y=a(x-s)(x-q) y=a(x-(-3))(x-1) y=a(x+3)(x-1) y=a(x^2+2x-3) I'm confused...

    asked by Debora on October 16, 2016
  80. Math

    Using the linear equation y = 5, answer each of the following. Choose all points that would be on this line. (0,5), (5,5), (2,5), (5,2), (-3,5), or (5,-3)

    asked by Alan on November 18, 2013
  81. 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
  82. management for organization

    Which of the following theories belongs to the modern era of management? (Points : 1)

    asked by stephanie on April 22, 2013
  83. Math

    can someone explain how to do this Points A (-10,-6) and B (6,2) are the endpoints of AB. What are the coordinates of point C on AB such that AC is 3/4 the length of AB? a) (0,-1) b) (2,0) c) (-2,-2) d) (4,1)

    asked by Ashley on December 1, 2015
  84. maths

    ABCD is a rectangle with AB=26, BC=11. X, Y and Z are points on AB, BC and CD, respectively, such that AX=BY=CZ=6. What is the area of triangle XYZ?

    asked by hemant on May 8, 2013
  85. english

    tell me some points on unsafety of children in school buses and vans

    asked by betu on April 27, 2014
  86. Algebra

    Can you please help me understand this? Thanks Find the value of y so that the passing line through the two points has the given slope. 1. (2,y) (3,3) ;m=2

    asked by Emma on October 17, 2012
  87. math

    unit rate 376 points for defeating 94 enimies

    asked by Crazy on August 9, 2015
  88. math

    Write an equation of the line that passes through each pair of points (0,0) and (7,7)

    asked by Cristal on November 25, 2015
  89. precalculus

    Write the set of points from -7 to -1 but excluding -4 and -1 as a union of intervals

    asked by kanchi on December 19, 2014
  90. Social Studies

    What did we gain of the treaty of Versailles out of the fourteen points plan?

    asked by Kat on October 17, 2017
  91. math

    find the points on the given curve at which the curvature is a maximum? a)y=e^-x b)y=lnX

    asked by sky on March 8, 2012
  92. geometry

    what is the midpoint of the line segment joining the points (5,3) abd (-2,-7)?

    asked by Anonymous on March 15, 2018
  93. Calculus A

    Find all relative extrema and points of inflection for the function; h(x)=(x^2+5x+4)/(x-1)

    asked by MacDonald on March 25, 2014
  94. co-ordinates

    For what values of 'x' and 'y' will the points (0,0), (3,root3) and (x,y) form an equilateral triangle?

    asked by Aman.G on December 31, 2017
  95. occupation

    write the importance of herbs in daily life in points?

    asked by occupation on February 16, 2016
  96. Multiply write the result in scientific notation.

    Its only practice work but I NEED the extra points. These are the problems I am having trouble with: (9*10^4) (8*10^6)

    asked by nonononono on May 30, 2014
  97. Math

    Find the slope of the line that passes through each pair of points. (-3,-2), (-3,2)

    asked by Octavio on December 16, 2015
  98. math

    If P (x, y) is a point on da line segment joining da points A(6,8) & B(-8, 6) prove that x+y=2

    asked by rahul on February 18, 2016
  99. math

    The dilation D: (x, y) → (0.2x, 0.2y) has been applied to the polygon S(–5, 5), T(–5, 10), U(5, 15). What are the coordinates of the image points? a S'(–1, 1), T'(–1, 2), U'(1, 3) b S'(–4.8, 5.2), T'(–4.8, 10.2), U'(5.2, 15.2) c S'(–5.2,

    asked by darren on December 19, 2017
  100. math

    Graph each linear equation. plot four points for each line. y=2x-3

    asked by Anastasia on June 19, 2012