1. Maths

    An angle is 20 degrees less than thrice it's supplement. Find the measures of these angles

    asked by Ritu on July 25, 2016
  2. Analytic Geometry

    Find the bisectors of the interior angles of the triangle whose sides are the line 7x+y-7=0, x+y+1=0 and x+7y-4=0.

    asked by Carl on December 14, 2014
  3. geometry

    In triangle ABC, if

    asked by susi on April 23, 2011
  4. Maths

    The measure if one angle of a parallelogram is 25 degree . Find the measures of the other 3 angles

    asked by Anonymous on June 26, 2016
  5. Geometry

    asked by Ronnie on September 7, 2013
  6. Physics Classical Mechanics

    A physical pendulum consists of a disc of radius R and mass m fixed at the end of a rod of mass m and length l . (a) Find the period of the pendulum for small angles of oscillation. Express your answer in terms of m, R, l and acceleration due to gravity g

    asked by A on November 7, 2013
  7. PHYSICS

    A physical pendulum consists of a disc of radius R and mass m fixed at the end of a rod of mass m and length l . (a) Find the period of the pendulum for small angles of oscillation. Express your answer in terms of m, R, l and acceleration due to gravity g

    asked by Anonymous on November 8, 2013
  8. PHYSICS

    A physical pendulum consists of a disc of radius R and mass m fixed at the end of a rod of mass m and length l . (a) Find the period of the pendulum for small angles of oscillation. Express your answer in terms of m, R, l and acceleration due to gravity g

    asked by Anonymous on November 6, 2013
  9. math

    At the beginning of the year business had total assets of 50,000 and total liabilities of 15,000. if total liabilities decreased by 10,000 during the year how much the amount of total assets in the end of the year?

    asked by ahmedkhalfan on June 12, 2017
  10. math

    A canoe rental company charges $10 for a canoe and an additional charge per person. there are 4 people going on trip and they have planned on spending total of $50. They hope that the total cost is within $20 of the planned spending total.what is the

    asked by Anonymous on March 1, 2016
  11. Physics - HELP please

    A 24.0 kg box (m1) rests on a table.(b) A 13.0 kg box (m2) is placed on top of the 24.0 kg box, as shown in Fig. 4-35. Determine the normal force that the table exerts on the 24.0 kg box. Determine the normal force that the 24.0 kg box exerts on the 13.0

    asked by DJ on October 8, 2009
  12. Physics - HELP please

    A 24.0 kg box (m1) rests on a table.(b) A 13.0 kg box (m2) is placed on top of the 24.0 kg box, as shown in Fig. 4-35. Determine the normal force that the table exerts on the 24.0 kg box. Determine the normal force that the 24.0 kg box exerts on the 13.0

    asked by DJ on October 8, 2009
  13. Statistics

    What does it mean when we state: "Many frequency distributions in the social sciences are approximately? And, why does this occur? My thinking is: I would have to say that many frequency distributions, in particularly the social sciences are approximately

    asked by Bulldog on August 11, 2009
  14. Chemistry

    1x10-2 mol of MgSO4 (Ksp = 9) is added to 1 L of water. Will 1x10-5 mol of CaSO4 (Ksp = 10-6) completely dissolve in the solution? I think the answer is yes...because the Q will be less than Ksp of 10^-6?? Which of the following salts would you expect to

    asked by Trixie on March 16, 2010
  15. Chemistry

    The mole fraction of oxygen molecules in dry air is 0.2095. Daltons Law: Po2/90=.2095 Po2=18.8 kPa This is a follow up from yesterday, how did you get the mole fraction? I don't get it

    asked by Anonymous on June 10, 2018
  16. physics

    A block of mass 4.0 kg is put on top of a block of mass M = 6.0 kg. To cause the top block to slip on the bottom one, while the bottom one is held fixed, a horizontal force of at least 19 N must be applied to the top block. The assembly of blocks is now

    asked by tripp on February 18, 2010
  17. chemistry

    given this reaction N2O5 -> 2 N2O + 1/2 O2 all gases and given the initial pressure (P Initial) and total pressure (P total)at any time, relate the partial pressure of N2O5 (PP N2O5) to P total for any time during this reaction. Consider gas kinetics. My

    asked by guy on July 7, 2008
  18. word problem

    A person invests $7,500 part at 5% and the remainder at 4% simple interest. If the total interest at the end of the first year was $346.50, find the amount invested at 4%. total interest=346.5=7500*.05 + x*.04 solve for x. ooopsss, I misread the problem.

    asked by Dan on July 17, 2005
  19. Physics HELP

    How would I solve this problem? A plane travels 4300 m at an angle of 49 degrees to the ground, then changes direction and travels 6500 m at an angle of 21 degrees to the ground. What is the magnitude and direction of the planes tot displacement?

    asked by Anonymous on November 15, 2015
  20. maths

    Two planes leave an airport flying at the same rate.If the first plane flies 1.5 hours longer than the second plane and travels 2700 miles while the second plane travels only 2025 miles, for how long was each plane flying?

    asked by masre man on November 23, 2018
  21. trig

    a plane takes off at 10.00am from an airfield, and flies at 120km/h on a bearing of N35W. A second plane takes off at 10.05am from the same airfield, and flies on a bearing of S80E at a speed of 90km/h. How far apart are the planes at 10.25am?

    asked by Anonymous on March 18, 2012
  22. math

    Cindy makes a base monthly salary of $3900. As a vendor, she must also sell $36000 worth of items per month. She also makes a 6% commission on all sales beyond the monthly quota. There is also an additional 2% bonus on top of the normal commission rate for

    asked by Miki on February 12, 2014
  23. phy. science

    what normally warms up faster when heat is applied?

    asked by sue on July 29, 2011
  24. Science

    How much force must be applied to accelaerate a 40 kg chair at 2.8m/s2?

    asked by Brandon on November 29, 2015
  25. science

    how is scientific method applied in healthcare

    asked by Anonymous on September 10, 2017
  26. physics

    normally warms up faster when heat is applied

    asked by samantha on March 27, 2012
  27. Science

    What is the acceleration of a kg object if force of 3 n is applied to it?

    asked by Brittney on October 4, 2016
  28. maths

    what is a dual intercept method and how is it applied?

    asked by Karabo on November 2, 2011
  29. math studies

    how is math applied in building cars

    asked by guy on November 6, 2007
  30. BI

    How can BI opportunity be applied in the telecommunications industry?

    asked by ndu on May 20, 2011
  31. physics

    how can projectile motion be applied in porkour?

    asked by sami on November 30, 2011
  32. Science

    A 45 N force is applied to a 9.6 kg object, what is it's acceleration?

    asked by Josh on April 10, 2015
  33. science

    what can be invented when natural world is applied

    asked by Ivette on June 1, 2010
  34. Psychology

    How can false consensus be applied to elections?

    asked by adrina on January 2, 2012
  35. law

    Can situational leadership be applied to inmates?

    asked by sharday on February 19, 2015
  36. chemistry

    I need to identify two terms that can be applied to electrons

    asked by Victoria on February 12, 2015
  37. English

    Combine each pair of sentences use and,but,or, to join the two predicates The total suprised us. The total pleased us.

    asked by joshua on September 17, 2012
  38. physics

    Three sheets of plastic have unknown indices of refraction. Sheet 1 is placed on top of sheet 2, and a laser beam is directed onto the sheets from above. The laser beam enters sheet 1 and then strikes the interface between sheet 1 and sheet 2 at an angle

    asked by James on March 9, 2016
  39. physics

    Three sheets of plastic have unknown indices of refraction. Sheet 1 is placed on top of sheet 2, and a laser beam is directed onto the sheets from above. The laser beam enters sheet 1 and then strikes the interface between sheet 1 and sheet 2 at an angle

    asked by Anonymous on March 9, 2016
  40. science

    a fan uses 150j of mechanical energy, 20j of heat and 75j of sound energy a) what is the total input energy b) what is the total useful output energy c)what is the total wasted energy d) what is the energy efficiency e) what percent of the energy was

    asked by Anonymous on December 5, 2010
  41. Chemistry for Engineers

    A gas is confined to a container with a massless piston at the top. (Part C figure) A massless wire is attached to the piston. When an external pressure of 2.00 atm is applied to the wire, the gas compresses from 4.90 to 2.45 L. When the external pressure

    asked by Lina on March 25, 2011
  42. Math

    I recently inquired how to solve a right triangle. I was referred to the Laws o Sine & Cosine quite rightly. I have subsequently found a converter on the net which takes all the headache out of arriving at the correct answers. The thing is I still do not

    asked by Mike on October 28, 2006
  43. English

    Thank you for your last corrections. Can you check the grammar in the following sentences, please? 1) A: "What would you like to drink?" B: "I'll have a coke, please". A: "What about you?" (and not "And for you?")C: I'd like an orange juice. 2) The Celts

    asked by Franco on February 28, 2010
  44. Geometry

    A cube has infinitely many planes of symmetry. True or False? Identify the figures that are constructed from Polygons. A) Octahedron B) Tetahedron C) Prism D) None of the above E) All of the above In Translations, if you are moving 5 units BACK, which

    asked by Yaz on June 1, 2014
  45. calculus 1

    I just need help getting started. I can't figure out the equation I need to use! An airplane passes over an airport at noon traveling 500 mi/hr due West. At 1:00 pm, another airplane passes over the same airport at the same elevation traveling due North at

    asked by cindy on July 10, 2011
  46. Quantitative Methods

    Assume you have applied to two different universities (lets refer to them as Universities A and B) for your graduate program. In the past 25% of students (with similar credentials as yours) who applied to University A were accepted, while University B

    asked by V on March 18, 2009
  47. Quantitative Methods

    Assume you have applied to two different universities (lets refer to them as Universities A and B) for your graduate program. In the past 25% of students (with similar credentials as yours) who applied to University A were accepted, while University B

    asked by V on March 19, 2009
  48. dice probability (math)

    if a pair of fair dice is rolled, what is the probability that we roll a total of five if we are given that the total is less than nine?

    asked by bryan on February 23, 2015
  49. Physics

    Leroy, who has a mass of 110 , is skateboarding at 9.4 when he smacks into a brick wall and comes to a dead stop in 0.2. Find his deceleration.Find the force of impact. (ouch!)

    asked by Jade on September 12, 2012
  50. math

    I need help showing work. I did it in my head and now missing a huge part of how I got it. 110=2/3*8 my answer is 165 but they ask me to showwork, which I am always getting docked because as I read the question I do it in my head. Ugh! Please help!

    asked by lucy on October 21, 2012
  51. business

    You know that you have only $110 left before you hit the limit on your credit card, and you have $8 in your wallet. You are the host to three clients. One has just announced that he is considering the lobster dinner for $40. The other two clients nod their

    asked by maggie on November 28, 2010
  52. physics

    In a pig-calling contest, a caller produces a sound with an intensity level of 110 dB. How many such callers would be required to reach the pain level of 120 dB?

    asked by jazz on November 26, 2011
  53. Physics

    A 13 kg asteroid is traveling through space with velocity v = 110 m/s when it breaks up into three equal pieces. One piece is left at rest, and a second one continues with same velocity. What was the energy of the explosion?

    asked by Susan on January 15, 2014
  54. Physics

    Spin and Barf Ride Rotor diameter is 4.0 m. Minimum period of rotation is 1.7 s. The ride lasts 110 s. 1. What is the tangential velocity? 2. What is the centripetal acceleration is m/s2 and g’s?

    asked by John on January 19, 2011
  55. biology

    two fruitflies were mated. Red eys and normal wings are dominant to black eyes and vestigial wings. Female: Red eyes, normal wings. Male: Red eyes, vestigial wings. a) what are the possible genotypes of the female b) what are the possible genotypes of the

    asked by Jane on April 17, 2007
  56. AP stuff

    "Come to... classroom after school (the possible dates will be announced later in April). There you will naswer 20 multiple choice questions based on the text, as well as AP style multiple choice questions. You will also answer 2 openended questions both

    asked by Me on May 18, 2008
  57. Physical Science

    1. In which of the following units is acceleration expressed? *A. Newtons B. Foot-pounds C. Kilograms D. Meters per second squared 2. A stone falls from a ledge and takes 16 seconds to hit the ground. The stone has an original velocity of 0 m/s. How tall

    asked by Lizzy on September 26, 2011
  58. Physics-PLEASE HELP, it's due soon

    Mass-spectrometer (device that selects atomic particles of different masses and charges) consists of cylindrical capacitor with inner radius R1=2.4 cm and outer radius R2=3 cm. Ions enter the mass-spectrometer through narrow slit S which is situated in

    asked by Aya on April 3, 2010
  59. math

    If i have a figure that has 4 inches for the base and height and 12.56 for my total circumference. My total is28.56 feet am i correct . Thanks.

    asked by Americal on March 11, 2013
  60. Microeconomics

    how do I calculate total revenue and total economic profit for a pizza shop at each rate output

    asked by Violet on July 13, 2008
  61. PHYSICS

    A 4 kg block is pushed along the ceiling with a constant applied force of 85 N that acts at an angle of 55 degrees with the horizontal. The block accelerates to the right at 6 m/s^2. determine the coefficient of kinetic friction between the block and the

    asked by Christy on February 24, 2007
  62. Precalculus check answers help!

    1. Which expression is equivalent to cos 2theta for all values of theta ? cos^2 theta – sin^2 theta ~ cos^2 theta – 1 1 – 2 sin^2 theta 2 sin theta cos theta 2. Use a half–angle identity to find the exact value of sin 105°. -1/2(sqrt)(2 + Sqrt3)

    asked by Kelsey on May 28, 2012
  63. Chemistry

    1. How much heat is absorbed when 63.7g H(small 2)O [water](l) at 100 degrees C and 101.3 kPa is converted to steam at 100 degrees C? Express your answer in kJ. Is there an equation? 2.How much heat (in kJ) is released when 0.677 mol NaOH(s) is dissolved

    asked by Anonymous on May 12, 2010
  64. chemistry

    The valve between a 5 liter tank in which the gas pressure is 911.925 kPa and a 10 liter tank containing gas at 4560 torr is turned open and equilibrium is established at constant temperature. What is the final pressure in the two tanks in atmospheres?

    asked by laura on December 5, 2011
  65. Calculus

    A pilot wishes to reach an airport 350 Km due east from his present position. The wind is blowing from N25degreesE with a speed of 80 Km/h and the planes airspeed is 400 Km/h. What ground speed and what heading should the pilot steer to reach the airport?

    asked by Ariza on May 4, 2010
  66. Math Geometry

    The angle bisector of one angle of a triangle forms two angles that measure 27 degrees. The angle bisector of another angle forms two angles that measure 34 degree. What is the measure of the third angle of the triangle?

    asked by David on January 25, 2011
  67. Science

    Ball A and Ball B are rolled so that they will collide. Does the data in the table below demonstrate the law of conservation of momentum? Ball A Momentum Before Collision= 3 kg m/s Ball B Momentum Before Collision= 2 kg m/s Total Momentum of Both Balls

    asked by Callie on February 12, 2015
  68. accounting

    I've solved most of the problem below, however I'm confused about the kind of information they need in the second part: Prepare the entry to allocate Snider's debit balance to Mantle and Mays. Prepare the entry to record the final distribution of cash.

    asked by mayasa on April 9, 2010
  69. Math

    Hi, I am doing my summer assignment and I do not understand a problem. The question is about a girl who bought 4 shirts and 2 pairs of pants. The total cost of the shirts was $60.00. The total cost of the pants was $70.00. The total cost of the pants and

    asked by carolina Puckett on June 9, 2015
  70. Health

    Sometimes a patient needs additional care that his or her regular physician cannot provide. In this instance, the physician can make a referral for a patient to see another physician. What are the three types of referrals? (1 point) regular, urgent, fast

    asked by Steve on December 1, 2016
  71. Math

    I have a problem on standard deviation, and I will need some help with it. Problem: Each professor in an English class give an A to students scoring above 90 and a F to those scoring below 60. Professor 1 has a normal distribution with a mean of 74 and

    asked by bikie on April 12, 2011
  72. Math

    In a shop selling bicycle and tricycle, a total of 80 pedals and a total of 98 wheels were counted. How many bicycles and tricycles does he have?

    asked by Ira on August 8, 2015
  73. physics

    a swimmer makes 31.5 laps in the pool in 1.5 determine the total distance, total displacement, and average velocity.

    asked by owusu on January 19, 2012
  74. Geometry

    A bank teller has a total of 124 bills in fives and tens. The total value of the money is $840. How many of each kind does he have?

    asked by jeniffer on April 5, 2011
  75. geometry

    a bank teller has a total of 124 bills in fives and tens. the total value of the money is $840. how many of each kind does he have?

    asked by bilal on April 5, 2011
  76. Economics

    Can it ever be wise to produce even if total cost exceeds total revenue?

    asked by Jay Tillman on September 19, 2009
  77. math

    how do i calculate these ratios 5,474 to 1,850 but the total is 7,324 do i need to do anything with the total or is it right??????

    asked by maria on October 24, 2012
  78. math

    Find the shape whose total is 59(blue)..n the oder one having a total of 52(green)

    asked by ambika on June 4, 2014
  79. Science

    Total distance 25 km Total time taken 20 minutes What is average speed

    asked by Aakansha on October 23, 2016
  80. calculus

    A pilot wishes to reach an airport 350 Km due east from his present position. The wind is blowing from N25degreesE with a speed of 80Km/h and the planes airspeed is 400 km/h. What ground speed and what heading should the pilot steer to reach the airport?

    asked by Anonymous on May 5, 2010
  81. Studying for Pre Cal exam

    Find the fourth roots of − 1/2 + (square root)3/2 i Write the roots in trigonometric form. A - w 1=cos(35°)+isin(35°) w2 =cos(125°)+isin(125°) w3 =cos(215°)+isin(215°) w4 =cos(305°)+isin(305°) B - w1 =cos(40°)+isin(40°) w2

    asked by Lottie on July 13, 2016
  82. Grade 11th Physics

    A bus starts from rest and accelerates uniformly for 20 seconds to a speed of 18 km/h. It then moves with a uniform velocity and it is finally brought to rest in 100 meteres with a constant retardation. If the total distance travelled is 0.5km. Find the

    asked by Akash on July 9, 2010
  83. C#

    Create an application that determines the total due including sales tax and shipping. Allow the user to input any number of item prices. Sales tax of 7% is charged against the total purchases. Shipping charges can be determined from the following chart.

    asked by C# on August 11, 2013
  84. LINEAR EQUATIONS

    Kathleen is ordering wraps from a local sandwich shop. The total charge includes a set delivery fee plus the price per wrap. Each wrap is the same price. Kathleen asks about specific orders and is given the following info: If she orders 20 wraps, the total

    asked by Kimbo on April 12, 2015
  85. Calculus

    Several math students are taking a break from their studies by visiting a playground. One student pushes the others on a merry-go-round. The diameter of the merry-go-round is 3.0 m, and the student pushes with a force of 50 N along the purple vector shown

    asked by Micheal on July 7, 2017
  86. physics

    A 5.40 Kg package slides 1.47 meters down a long ramp that is inclined at 11.6 degress below the horizontal. The coefficient of kinetic friction between the package and the ramp is = 0.313. Calculate the work done on the package by friction. Calculate the

    asked by clariza gonzalez on December 3, 2012
  87. chemistry

    Using the following equation 2C2H2 + 5O2 -> 4CO2 + 2H2O what volume of oxygen would be needed to react with 89.6L of C2H2 at a temp of 273 and a pressure of 101.3 kpa. I can't seem to figure out my first step. Using PV=NRT should I do initial and final

    asked by danielle on February 3, 2016
  88. Chemistry-Pressure

    The wastewater solution from a factory containing high levels of salts needs to be diluted before it can be released into the environment. Therefore, two containers of waste solution are separated by a semipermeable membrane and pressure is applied to one

    asked by Jonah on April 28, 2013
  89. chemistry

    H2SO4(aq) + NaOH(aq)-> Na2SO4(aq) + H2O(l) Consider the unbalanced equation above. What is the concentration of the original sulfuric acid solution if 60.5 mL of the acid reacts with 18.0 mL of 0.110 M sodium hydroxide?

    asked by jade on March 12, 2012
  90. Chemistry

    Fluorine-18, which has 1/2 life of 110 minutes, is used in PET scans. If 100 mg of fluorine-18 is shipped @8AM, how many milligrams of the radioisotope are still active if the sample arrives at the lab at 1:30 pm?

    asked by Bebe on January 19, 2011
  91. Algebra 1

    A local citizen wants to fence a rectangular community garden. The length of the garden should at least be 110 ft. and the distance around should be no more than 380 ft. Which system of inequalities and graph represent the possible dimensions?

    asked by Sierra Elizabeth on January 4, 2016
  92. Probability

    hundred people apply for three jobs. 110 of the applicants are women. (a) If three persons are selected at random, what is the probability that two are women? (Round the answer to six decimal places.)

    asked by MiMi on September 19, 2015
  93. Physics

    I am having trouble with the last portion of this question. If someone can help me, I would sincerely appreciate it. A bicycle wheel has a radius R = 32.0 cm and a mass M = 1.82 kg which you may assume to be concentrated on the outside radius. A resistive

    asked by Matt on July 9, 2011
  94. math

    Find m„£a and m„£b. A) m„£a ƒ­ 120„a ; m„£b ƒ­ 60„a B) m„£a ƒ­ 60„a ; m„£b ƒ­ 120„a C) m„£a ƒ­ 110„a ; m„£b ƒ­ 70„a D) m„£a ƒ­ 80„a ; m„£b ƒ­ 100„a

    asked by Norma on July 10, 2010
  95. math geometry

    what conclusion states the equality of the measures of two angles for CD bisects angle ABC?

    asked by rebecca on June 3, 2012
  96. precalc/trig

    Find the trigonometric form of the number. (Round any angles to two decimal places.) −8 − i

    asked by Alex on November 29, 2011
  97. language arts/math

    what is an irregular polygon. what is congruent. what are corresponding angles. what are corresponding sides. FULL SENTENCES PLZZZ!!!!

    asked by smiley on April 22, 2012
  98. math

    The difference of two acute angles in a right angled triangle is 2π/5.find the value of smallest angle?

    asked by kushal on December 19, 2016
  99. Math

    Two parallel lines are cut by a transversal Suppose m∠438° Find m∠6 and m∠7 * m∠6 and m∠7 are corresponding angles *

    asked by Sara on December 4, 2016
  100. math

    construct two different triangles ABC.In which AB=5cm and angle C=54 degrees. find angles A1 and A2

    asked by emeka ogbodo on June 12, 2016