1. economy

    total cost is equal to what? It would be easy to read your brief question out of context. So, a brief answer to your brief question: Generally speaking, total cost is the sum of fixed costs and variable costs. Do you have a specific problem you are trying

    asked by josh on June 1, 2007
  2. helpppppppp

    I have this problem abouth math pre algebra this is my problem I have 3 number that makes a total of 11 I have 1 4 6=11 in each way has to came out 11 up down side across and I have 2 more blanck spaces total of 3 its big square need help and I cant use

    asked by sally on August 31, 2005
  3. Algebra

    --------------MP3------NO MP3---TOTAL CELL PHONE-----57--------122------?? NO Cell Phone--30---------65------?? Total --------- ??---------?? ----?? Answer all "5 question marks." The same students responded to both questions. Complete the two-way

    asked by Jalen on April 7, 2016
  4. Math

    A diver is working 10 feet below the surface of the water. The gap between the water and the deck of his support barge is 1/8 of the total length of the air hose and 2/3 of the total length remains on the reel. What is is maximum working depth?

    asked by Adam on September 14, 2012
  5. Calculus

    Find the total mass of the triangular region with coordinates (-1,0),(0,4),and (1,0). All lengths are in centimeters, and the density of the region is (x)=5+x grams/c^m2. I know that to get the total mass i have to do density* lenght and ingegrate, but I

    asked by Caroline on October 27, 2011
  6. math

    1. Clay is on the basketball team at his high school. In one game, he had a total of 20 points, made up of 2-point and 3-point baskets. If he made a total of 9 baskets, how many of each type shot did he make?

    asked by shatesia on February 2, 2017
  7. Algebra help URGENT Please?

    Chris and five of his friends go out to dinner. The total bill comes to $124.29. They decide to leave a 20% tip. Each person will contribute an equal amount to the total tip. Estimate what each person should contribute. a$29.00 b$21.00 c$5.00 $4.15

    asked by Jeff on November 11, 2014
  8. Math

    Eryn and seven of her friends go out to lunch. The total bill comes to $143.35. They decide to leave a 15% tip. Each person will contribute an equal amount to the total tip. Estimate what each person should contribute.

    asked by Chris on January 8, 2015
  9. math

    A scale shows that four bananas weigh 2 lbs. Each banana weighs the same amount. If Molly wants to buy a total of 5 pounds of bananas, how many more bananas does she need to add to the scale? How many TOTAL bananas will she purchase?

    asked by vishnu on October 21, 2015
  10. Math

    Eryn and seven of her friends go out to lunch. The total bill comes to $143.35. They decide to leave a 15% tip. Each person will contribute an equal amount to the total tip. Estimate what each person should contribute. I think its $2.70

    asked by School is Boring ... on November 29, 2018
  11. Physics

    I just need to clarify something in my mind- I look at a graph and the position changes from 3 to 8 over a ten second interval, to find total displacement, I just take 8-3 would equal 5 for total displacement, correct? I don't need to bother with the time

    asked by Joel on September 6, 2010
  12. Math

    Chris and five of his friends go out to dinner. The total bill comes to $124.29. They decide to leave a 20% tip. Each person will contribute an equal amount to the total tip. Estimate what each person should contribute. a$29.00 b$21.00 c$5.00 $4.15**

    asked by Anonymous on December 10, 2018
  13. physices

    How would the total (round trip) time in windy weather compare with the total time in calm weather? Please answer this in words, not equations, briefly explaining how you obtained your answer.

    asked by bila on February 28, 2011
  14. maths

    Jerry monthly salary consist of $850 pluss commission of 15 % on the total sales made.If his total sales for the month of March is $ 25 000 ,what is his income for the month of March?

    asked by MTH on March 30, 2008
  15. economics

    all of the following can be used to compute profit per unit except: a) price minus avg total cost. b) total profit divided by quantity. c) avg revenue minus avg total cost d) marginal profit minus marginal cost

    asked by Dave on October 6, 2009
  16. algebra

    Part B. Each auditorium has both floor seats and balcony seats. Auditorium A has 250 floor seats and 310 balcony seats and Auditorium B has 195 floor seats and 410 balcony seats. Let f represent the cost of a floor seat and b represent the cost of a

    asked by lost need help please on March 10, 2010
  17. ALGEBRA

    Part B. Each auditorium has both floor seats and balcony seats. Auditorium A has 250 floor seats and 310 balcony seats and Auditorium B has 195 floor seats and 410 balcony seats. Let f represent the cost of a floor seat and b represent the cost of a

    asked by SAMANTHA on March 10, 2010
  18. political science

    The American people have long debated the extent of the Necessary and Proper Clause. Write a list of questions that could be applied to any proposed act of Congress to judge whether or not it is necessary and proper

    asked by Anonymous on January 3, 2012
  19. science

    Newton applied his laws of motion to the problem of the motions of the planets. He assumed that it was gravity that held them in their orbits, true false Just need to know if my answer or right or wrong. Thanks! :) true

    asked by ant on August 17, 2010
  20. calculus

    A car is traveling at 50 mi/h when the brakes are fully applied, producing a constant deceleration of 26 ft/s2. What is the distance covered before the car comes to a stop? (Round your answer to one decimal place.)

    asked by bobo on January 12, 2013
  21. physics

    A block of mass m is pressed against a vertical wall with a force F acting at an angle theta. What are the maximum and minimum forces of F that can be applied and still have the block remain stationary?

    asked by Riley on June 5, 2017
  22. political science

    The American people have long debated the extent of the Necessary and Proper Clause. Write a list of questions that could be applied to any proposed act of Congress to judge whether or not it is necessary and proper

    asked by Anonymous on December 23, 2011
  23. Ms. Sue PLZ HELP!!!(Civics)

    A major responsibility of the World Trade Organization is to ensure that rules of international trade are correctly applied and ____. A. dictated B. enforced*** C. suggested D. commanded

    asked by Anonymous on May 17, 2015
  24. Math (immediate help, please!)

    A bicycle has 26-inch diameter wheels. If the wheels revolved 2 times after the brakes were applied, the stopping distance is approximately _____. What's the answer? Provide a thorough explanation as well, please.

    asked by Isabel on March 8, 2013
  25. science

    Newton applied his laws of motion to the problem of the motions of the planets. He assumed that it was gravity that held them in their orbits, true false Just need to know if my answer or right or wrong. Thanks! :) true

    asked by ant on August 18, 2010
  26. Physics

    a car that weights 15000 N is initially moving at 60 km/hour when the brakes are applied. The car is brought to a stop at 30 meters. Determine the magnitude of the braking force

    asked by Gloria on November 14, 2012
  27. Math (immediate help, please)

    A bicycle has 26-inch diameter wheels. If the wheels revolved 2 times after the brakes were applied, the stopping distance is approximately _____. What's the answer? Provide a thorough explanation as well, please.

    asked by Isabel on March 8, 2013
  28. physics

    calculate the horizontal force that must be applied to a 1-kg puck to make it accelerate on a horizontal friction-free air table with the same acceleration it would have if it were dropped and fell freely?

    asked by danny on March 21, 2009
  29. Physics

    A train is traveling south at 23.5 m/s when the brakes are applied. It slows down with a constant rate to a speed of 5.01 m/s in a time of 8.73 s. How far does the train travel during the 8.73 s? I have already found -Acceleration during braking: -2.12m/s

    asked by Ethan on September 17, 2015
  30. Physics

    Suppose with 200 N of force applied horizontally to your 1500 N refrigerator that is slides across your kitchen floor at a constant velocity. What are thre friction forces on the refrigerator?

    asked by Mike on November 23, 2010
  31. Physics

    What minimum force is required to drag a crate (m = 40 kg) across a floor (co-efficient of kinetic friction = 0.6) if the force is applied at a 45 degree angle upward from the horizontal? Help ASAP please!!

    asked by Anonymous on October 13, 2016
  32. physics

    In a head-on collision, a car stops in 0.24 from a speed of 15 . The driver has a mass of 77 , and is, fortunately, tightly strapped into his seat. What force is applied to the driver by the seatbelt in that fraction of a second?

    asked by kisha on September 18, 2012
  33. Physics

    A tie bar is made of a material having a tensile strength of 231MPa and has to carry a load of 225kN. What is the diameter of the bar if a factor of safety of 7 is applied? Where do I begin?

    asked by Danny on June 22, 2013
  34. Physics

    A 0.140 kg baseball traveling 39.0 m/s strikes the catchers mitt, which, in bringing the ball to rest, recoils backward 13 cm. What is the average force applied by the ball on the glove?

    asked by Mike on June 13, 2012
  35. Physics

    A 0.145-kg baseball traveling 35.0 m/s strikes the catcher's mitt which, in bring the ball to rest, recoils backward 11.0 cm. What was the average force applied by the ball on the glove?

    asked by Steve on October 11, 2008
  36. physics

    A block of mass m = 3.60 kg is pushed a distance d = 2.60 m along a frictionless, horizontal table by a constant applied force of magnitude F = 11.0 N directed at an angle è = 28.0° below the horizontal as shown in the figure below.

    asked by Anonymous on September 27, 2014
  37. Physics

    A tie bar is made of a material having a tensile strength of 231MPa and has to carry a load of 225kN. What is the diameter of the bar if a factor of safety of 7 is applied? Where do I begin?

    asked by Danny on June 21, 2013
  38. physics

    a block of mass 5 kg is position at angle 45 degree ,a force of 10 newton is applied to the block parallel to the ground. is the coefficient of kinetic friction is 0.5 , calculate its acceleration?

    asked by Amna on October 9, 2015
  39. Physics

    A wire-wound resistor with a resistance of250ohm Will overheat if the power dissipated exceeds 10W.What is the maximum constant voltage V that can be applied across the terminals of this resistor?

    asked by Evans on October 24, 2017
  40. physics

    An 80 kg crate was slowed to a stop when a frictional force of 160 Newtons was applied. It was originally traveling at 5.5 m/s. What distance did the box travel before it came to a stop? m. Round to first decimal.

    asked by blah on May 20, 2013
  41. Physics

    A 0.133 kg baseball traveling 30.6 m/s strikes the catcher's mitt, which, in bringing the ball to rest, recoils backward 11.4 cm. What was the average force applied by the ball on the glove? (in N)

    asked by Madison on February 11, 2015
  42. MATH

    Read the following statement: Line segment GH is congruent to line segment IJ. Which of the following is an equivalent statement? GH over bar congruent to IJ overbar GH over bar similar to IJ overbar GH over bar equal to IJ overbar GH over bar element of

    asked by BOI on November 21, 2018
  43. Spanish

    can someone proofread my Spanish sentences. thanks Yo siempre celebramos la Navidad con mi familia. Yo no tengo un día favorito porque cada día es mi día favorito. Mi familia y yo siempre preparan deliciosas comidas en el día de acción de gracias . No

    asked by reznik on November 6, 2015
  44. Math 8R - Help!

    Sara went to the park and saw that there were a total of 15 bicycles and tricycles. If the total number of wheels was 39, how many tricycles were there? bi = 2 wheels tri = 3 wheels Please help me, I'm really struggling with this problem

    asked by Laruen on September 9, 2012
  45. maths

    At an election, a candidate secures 40% of the total votes but is defeated by the only other candidate by 300 votes .find out the total number of votes polled.

    asked by raj on February 4, 2016
  46. Physics 131

    A -2.72 ìC charge is placed at the center of a conducting spherical shell, and a total charge of +6.35 ìC is placed on the shell itself. Calculate the total charge on the outer surface of the conductor.

    asked by RB on February 2, 2015
  47. chemistry

    find (i) the total no. of neutrons and (ii) the total mass of neutrons in 7mg o^14C. (assume that the mass of a neutron = mass of a hydrogen atom)

    asked by shish on June 17, 2014
  48. Math 8R - Help!

    Sara went to the park and saw that there were a total of 15 bicycles and tricycles. If the total number of wheels was 39, how many tricycles were there? bi = 2 wheels tri = 3 wheels Please help me, I'm really struggling with this problem

    asked by Laruen on September 9, 2012
  49. Mathematics

    A man walked for some distance at 8 km/h, and for an equal distance at 5 km/h. The total time he took was 13/4 hours. Find the total distance he walked. Explain your workings

    asked by Ruby on November 5, 2011
  50. algebra

    the cinema sold 600 tickets total. adults tickets were $15 and childrens tickets were $8. they made a total of $7740. how much of each ticket were sold?

    asked by lucy on September 23, 2014
  51. psychology and ramona

    MY QUESTION after you read the story:: Do you agree/concur with Ramona's friends that Ramona should not be bent out of shape because the clerk could not see what she looked like due to the fact she was standing behind the partition and all he could see was

    asked by debbie on June 28, 2008
  52. ch 2

    Westan Corporation uses a predetermined overhead rate of $23.20 per direct labor-hour. This predetermined rate was based on a cost formula that estimated $278,400 of total manufacturing overhead for an estimated activity level of 12,000 direct labor-hours.

    asked by Anonymous on February 26, 2015
  53. Introduction to Computers

    Tell Bill how to do the following tasks: What formula or function does he put in Column F that will show the total expenses for each day? What formula or function does he put in columns B through F in Row 13 that will give him the total expenses for the

    asked by dandy26 on June 20, 2016
  54. English

    Thank you very much. I still have a few more sentences to check. 1)I hate doing shopping (“the shopping”?) and eating Chinese food. I attended the primary and middle schools in Italy. I’ve got a pimply face with a pimply nose and a normal mouth. 2)

    asked by Henry2 on September 20, 2011
  55. nutrition

    Which statement is correct: a) The total grams of fat in the American diet has stayed relatively constant over the past 40 years. b) The total grams of fat in the American diet has decreased over the past 40 years. c) The total grams of fat in the American

    asked by khalilah on July 20, 2015
  56. Physics

    A loud speaker of mass 24.0 kg is suspended a distance of h = 2.00 m below the ceiling by two cables that make equal angles with the ceiling. Each cable has a length of 3.50 m. What is the tension in each of the cables?

    asked by Anne on March 26, 2012
  57. Calc

    Use a graph to estimate the limit: lim θ->0 (sin(5θ)/θ) Note: θ is measured in radians. All angles will be in radians in this class unless otherwise specified. I tried graphing it on my calculator but the limit I got is incorrect.

    asked by Josie on January 25, 2011
  58. Basic Math Help Please?

    find the next two positive and negative angles coterminal with the quadrantal angle. 90 degrees. I am really confused, what would the two positive and two least negative numbers be? i know it you add or subtract 360.

    asked by jaret on August 29, 2011
  59. Math

    One of two complementary angles has a measure that is five times that of the other. Which equation could be used to find x, the degree measure of the smaller angle? A) 5x=90 B) x+5x=90 C) 5x=180 D) x=5x=180 I chose A but I wasn't sure if I was correct.

    asked by Nicole on November 12, 2013
  60. Pre-Cal

    evaluate the trigonometric functions by memory or by constructing appropriate triangles for the given special angles. a) csc 30 degrees b) sin pi/4 = sqrt2 / 2 I just do not know how to find csc 30 degrees.

    asked by Abbey on March 23, 2010
  61. calculus

    A box weighing 450 N is hanging from two chains attached to an overhead beam at angles of 70 degrees and 78 degrees to the horizontal. Determine the tensions in the chains.

    asked by Sam on February 14, 2010
  62. Geometry

    if the measure of two pairs of supplementary angles are added together, then the sum will equal 360 degree. true or false? then write the converse and is it true or false?

    asked by Skylar on October 8, 2010
  63. Physics

    A particle, travelling at 5.2x10^3 ms, with a charge of 1.6uC, is moving up the page. It is at right angles to a magnetic field of 6.4 T in the direction of right. What is the magnitude and direction of the force on the particle?

    asked by Simmo on May 19, 2017
  64. Social Studies

    If you live live in St. Louis. You have a computer made by the company near Los Angles. You want to give them a call about the problem you are having. They go to work at 9:00 am. What is the earliest time to call them?

    asked by Salma on August 15, 2018
  65. plane and spherical trigometry

    tower has 57 feet high two objects in a straight line from it are sighted at a angles of a depression of 27 degree and 40 degree 5 minute respectively. find the distance between two objects

    asked by rexter on November 18, 2014
  66. Pre-Calculus

    Find the area of the triangle. Round to the nearest tenth. B= 42.8° a= 12.7 c= 5.8 I found b by using the Pythagorean theorem and got b= 11.298 but I don't know what to do next after this. I would find the altitude but I don't know angles A and C?

    asked by Vincent on November 29, 2009
  67. Math

    A piece of wire is bent into the shape of an isosceles triangle. The base angles are each 48 degree and the perpendicular height to the base is 6 cm. Calculate the length of the wire.

    asked by Ku on February 20, 2018
  68. Geometry

    An Isosceles triangle has a 96degree angle. What are the measures of the other 2 angles? Do all triangles have to add up to 180degrees? If so, than this isn't possible because an isosceles triangle has 2 sides the same length. Correct?

    asked by Tyler on November 28, 2007
  69. math

    A picture on the wall in Jeremy's classroom has 4 right angles, 4 sides of equal length, and 2 pairs of opposite sides that are parallel. What quadrilateral best describes the picture?

    asked by Melody Dickson on April 24, 2015
  70. Trigonometry with right triangles

    Given the value of cos 25° ≈ 0.9063, enter the sine of a complementary angle. Use an expression relating trigonometric ratios of complementary angles. cos 25° =___ ° ≈ ____

    asked by Sosa on January 25, 2017
  71. Trigonometry (Math)

    From the top of a building 70 ft. high, two objects in a straight line from the building are observed at angles of depression of 28° and 41°6' respectively. Find the distance between the two objects. -Complete Solution please. :'(

    asked by Alianne on February 7, 2012
  72. Math OPTIMIZATION

    A home gardener plans to enclose two rectangular gardens with fencing. The dimensions of the garden: x by 12-x, y by 12-x-y a. Find the values of x and y that maximize the total area enclosed. b. What is the maximum total area enclosed? c. How many meters

    asked by Willoby on September 3, 2011
  73. Math

    The vase company designs a new vase that is shaped like a cylinder on bottom and a cone on top. The catalog states that the width is 12 cm and the total height is 42 cm. What would the height of the cylinder part have to be in order for the total volume to

    asked by Gabi on July 9, 2012
  74. Math

    Gray bought two plots of land for a total of 120000 on the first plot she made a profit of 15% on the second plot she lost 10% .her total profit 5500, how much did she pay for each piece of land? (Please show the whole procedure of this math with the rough

    asked by Urgent !!! on October 19, 2013
  75. accounting

    OBX Mufflers accepted a five-month, 7.5% interest, $2,400 note from ABD Motors on June 1, 2008. The entire balance is payable at the note's maturity. What will be the total payment on October 31, 2008? Total payment= $

    asked by Joyce on November 15, 2010
  76. science

    The sailboat in Question #1 returns to port in a straight line from its current position. The captain would like to know the total distance traveled (refer to distances in question #1). 1. What was the total distance traveled? 2. What was the final

    asked by please help(: on October 22, 2009
  77. MATH

    JESSI bought two plots of land for a total of 120000 on the first plot she made a profit of 15%. on the second plot she lost 10% .her total profit was 5500, how much did she pay for each piece of land? ( please show the whole procedure of this math even

    asked by NEED HELP NEED HELP !!!!! on October 19, 2013
  78. physics

    Refer to the equation you derived in exercise (4). Assume that 1 y = 0.30m and 2 y = 0.10 m. What is the initial total mechanical energy if the pendulum is released from rest? What is the speed of the pendulum bob at the lowest point if the total

    asked by joy on August 22, 2010
  79. Math

    Monday-$88 4 players Tuesday-$154 7 players Wednesday-$132 6 players Thursday-$66 3 players Friday-$ ? 2 players A-on friday,the coach will collect fees from 2 more players.what is the total amount of money the coach will collect from the 2 players? B-use

    asked by Emma on February 17, 2017
  80. Math

    Monday-$88 4 players Tuesday-$154 7 players Wednesday-$132 6 players Thursday-$66 3 players Friday-$ ? 2 players A-on friday,the coach will collect fees from 2 more players.what is the total amount of money the coach will collect from the 2 players? B-use

    asked by Emma on February 17, 2017
  81. Trig

    When two bubbles cling together in midair their common surface is part of a sphere whose center D lies on the line passing through the centers of the bubble. Also, angles ACB and ACD are 60 degrees. Show that the radius r of the common face is given by

    asked by blondie on February 29, 2012
  82. General Chemistry

    Answer Check Please... A compund contains only hydrogen and nitrogen and is 12.6% hydrogen by mass. A gaseous sample of the compound has desity of 0.925g/L at 690 torr and 110 degrees Celsius. What is the molecular formula of the compound? My Empirical

    asked by Kathy on September 5, 2011
  83. Health

    At allendale psychiatric hospital, the hospital census on january 4 is 110. according to the following data, whats the hospital census for january 5? admissions - 10 discharges - 2 a & d - 1 A. 99 B. 100 C. 108 D. 118 i am thinking that the answer is C but

    asked by Anonymous on November 3, 2008
  84. Geometry

    I am to find "d" (the hypotenuse)in the simplest radical form of a right triangle. The two angles are 30 degrees on top and the on the bottom is 60 degrees. Of course the opposite side to the left of 60 is 90 degrees. My options are: A) 8sqrt3 B) 4 C)

    asked by bart on June 16, 2010
  85. TRIG.

    From a point 50 feet in front of a church, the angles of elevation to the base of the steeple and the top of the steeple are 35° and 47° 20', respectively. Find the height of the steeple. I missed class this day and have no idea how to go about this

    asked by Daisy on October 16, 2012
  86. physics

    A pin 2 cm long is placed 12 cm away from a convex lens at right angles to the principal axis. If the focal length of the lens is 20 cm, by scale drawing and lens formula find the nature , size and position of image.

    asked by Suyash on May 31, 2017
  87. 12th grade Economics

    The chapter states that the elderly population in the U.S. is growing more rapidly than the total population. In particular, the number of the total workers is rising slowly, while the number of retirees is rising quickly. Concerned about the future of

    asked by Emily on October 12, 2009
  88. physics

    Vector C has a magnitude 25.8 m and is in the direction of the negative y axis. Vectors A and B are at angles α = 41.9° and β = 27.2° up from the x axis respectively. If the vector sum A B C = 0, what are the magnitudes of A and B?

    asked by helpp on June 1, 2013
  89. MATH

    A triangle with two congruent sides and two angles that both measure 45 is a.scalene and right b.isosceles and acute c.isosceles and right d. Equilateral and acute

    asked by Please Help! on December 6, 2010
  90. analytical geometry

    if in a tetrahedron the sums of the squares of opposite sides are equal,show that its pairs of opposite sides are right angles

    asked by manjula on January 15, 2013
  91. geometry

    DEF and ABC are complementary angles and ABC is nine times as large as DEF. Determine the measure of each angle.

    asked by angela on June 27, 2012
  92. geometry

    WHAT IS THE BASE LENGTH OF AN ISOSCELES TRIANGLE IF YOU KNOW THE EQUAL SIDES HAVE A VALUE OF 5 AND THE ANGLE BETWEEN THEM IS 45 DEGREES AND THE BASE ANGLES ARE 67.5 DEGREES?

    asked by Anonymous on November 3, 2010
  93. Math

    A triangle with two congruent sides and two angles that both mesuare 45 is a. scalence and right b. isosceles and acute c. isosceles and right d.equilateral and acute

    asked by Leah on December 6, 2010
  94. physics

    Vector C has a magnitude 25.8 m and is in the direction of the negative y axis. Vectors A and B are at angles α = 41.9° and β = 27.2° up from the x axis respectively. If the vector sum A B C = 0, what are the magnitudes of A and B?

    asked by helpp on June 1, 2013
  95. math

    The measure of the supplement of an angle is 20 degrees more than three times the measure of the original angle. Find the measures of the angles.

    asked by Bianca on August 28, 2010
  96. math

    In an Isosceles triangle, one angle is 16 degrees more than twice the measure of one of the equal angles. Find the measure od eah angle.

    asked by Valery on April 11, 2011
  97. Physics

    Vector C has a magnitude 25.8 m and is in the direction of the negative y axis. Vectors A and B are at angles á = 41.9° and â = 26.7° up from the x axis respectively. If the vector sum A B C = 0, what are the magnitudes of A and B?

    asked by Greg on September 4, 2013
  98. math

    The measures of the three angles of a triangle are given. Find the value of x and state whether the triangle is acute, obtuse, or right. x + 10, x − 20, x + 25 I got x is 55 and it is an acute angle. Is that correct?

    asked by Danny on October 11, 2016
  99. Algebra, HELP! PLEASE!

    In triangle ABC, angle B is four times as large as angle A. The measure of angle C is 12∘ more than that of angle A. Find the measures of the angles.

    asked by Kate on September 7, 2013
  100. Physics

    The maximum and minimum magnitudes of the resultant of two given vectors are 17N and 7N respectively. If two vectors are at right angles to each other, then find the magnitude of their resultant?

    asked by ABC on June 15, 2017