Joy

Most popular questions and responses by Joy
  1. math

    if you made a stack of nickels a 100 inches tall, how many nickels would you need

    asked on February 6, 2013
  2. Chemistry

    Express the concentration of a 0.0510 M aqueous solution of fluoride, F-, in mass percentage and in parts per million. Assume the desnity of the solution is 1.00 g/mL Since, we're assuming the density I think that also means were assuming the volume.. but

    asked on February 19, 2012
  3. physic

    Approaching one of the many sharp horizontal turns in the Monaco Grand Prix, an experienced Formula-1 driver slows down from 125 km/h to 53.0 km/h while rounding the bend in 12.0 s. If the driver continues to decelerate at this same rate and the radius of

    asked on January 31, 2018
  4. Social Studies

    What is the importance of modern businesses to Georgia? Choose 2. A) They provide jobs. * B) They are always found in shopping centers. C) They drive Georgia's economy.* D) They are always in retail. I chose A & C.

    asked on May 14, 2017
  5. math

    Accoring to math teachers, what did the acorn say when it grew up? there is ten questions and 15 boxes

    asked on September 8, 2009
  6. physic

    During a visit to New York City, Lil decides to estimate the height of the Empire State Building (see figure below). She measures the angle θ of elevation of the spire atop the building as 17°. After walking x = 9.28 ✕ 102 ft closer to the iconic

    asked on January 18, 2018
  7. physic

    A golfer hits his approach shot at an angle of θ = 52.8°, giving the ball an initial speed of v0 = 37.0 m/s (see figure below). The ball lands on the elevated green, yf = 5.3 m above the initial position near the hole, and stops immediately. (a) How much

    asked on January 31, 2018
  8. physics

    A 0.060 kg tennis ball, moving with a speed 2.50 m/s, collides head on with a 0.090kg ball initially moving away from it at a speed of 1.15 m/s. Assuming a perfectly elastic collision, what are the speed and direction of each ball after the collision?

    asked on August 19, 2010
  9. Social Studies

    What was the purpose of the Freedman's Bureau?

    asked on November 27, 2016
  10. Physical science

    which liquid evaporates fastest between water , ethanol , nail polish remover and methylated spirits

    asked on March 25, 2015
  11. physics

    A solid cylinder of mass m and radius R rolls down a parabolic path PQR from height without slipping (assume R ≪ H) as shown in the figure below. Path PQ is rough (and so the cylinder will roll on that path), whereas path QR is smooth, or frictionless

    asked on April 14, 2018
  12. Physics

    How many days does it take for a perfect blackbody cube (0.0100m on a side, 30.0 degree C)to radiate the same amount of energy that a one-hundred-watt light bulb uses in one hour? I got no idea to do it. Please give me some hints!!!Thanks!!!

    asked on February 21, 2008
  13. Chemistry

    A solution is made by mixing 42.0 mL of ethanol, C2H6O, and 58.0 mL of water. Assuming ideal behavior, what is the vapor pressure of the solution at 20 C in torr? Values at 20C ethanol density: 0.789 g/mL & vapor pressure (torr): 43.9 torr water: denisty:

    asked on February 19, 2012
  14. Physics

    The figure below shows a box of dirty money (mass m1 = 4.0 kg) on a frictionless plane inclined at angle θ1 = 35°. The box is connected via a cord of negligible mass to a box of laundered money (mass m2 = 2.0 kg) on a frictionless plane inclined at angle

    asked on February 27, 2018
  15. physics

    A ballistic pendulum is used to measure the speed of bullets. It comprises a heavy block of wood of mass M suspended by two long cords. A bullet of mass m is fired into the block in the horizontal direction. The block, with the bullet embedded in it,

    asked on March 26, 2018
  16. 8th Grade Algebra: Answer Check

    Find the length of the 3rd side of each right triangle. 1. 8^2+15^2=c^2 Answer: c=17 2. 5^2+b^2=13^2 Answer: b=12 3. 9^2+13^2=c^2 Answer: c~15.81 Simplify. Assume that all variables are nonnegative. { this means square root 4. {12 Answer: 2{3 5. 2{75

    asked on January 20, 2009
  17. physic

    A circus performer throws an apple toward a hoop held by a performer on a platform (see figure below). The thrower aims for the hoop and throws with a speed of 22 m/s. At the exact moment the thrower releases the apple, the other performer drops the hoop.

    asked on February 1, 2018
  18. physics

    A sled and rider have a total mass of 58.4 kg. They are on a snowy hill accelerating at 0.4g. The coefficient of kinetic friction between the sled and the snow is 0.17. What is the angle of the hill's slope measured upward from the horizontal? You may find

    asked on February 12, 2018
  19. physics

    Harry Potter decides to take Pottery 101 as an elective to satisfy his arts requirement at Hogwarts. He sets some clay (m = 4.00 kg) on the edge of a pottery wheel (r = 0.730 m), which is initially motionless. He then begins to rotate the wheel with a

    asked on February 8, 2018
  20. Chemistry

    What is the mass of carbon dioxide if 100 grams of methane is oxidized to carbon dioxide and water?

    asked on April 27, 2011
  21. Chemistry

    What is the mass of carbon dioxide if 100 grams of methane is oxidized to carbon dioxide and water?

    asked on April 28, 2011
  22. Chemistry

    Any one there who would help me with my pr0blem!Please help me,tnx! What is the mass of carbon dioxide if 100 grams of methane is oxidized to carbon dioxide and water?

    asked on April 28, 2011
  23. Mathematics

    A T-bill with face value of $10,000 and 96 days to maturity is selling at a bank discount ask yield of 4.3%. A. What is the price of the bill? (use 360 days a year) B. what is its bond equivalent yield? A. .043 * (96/360) = .011 .011 * (1-.043) = $9,890 B.

    asked on August 23, 2013
  24. physic

    A circus performer stands on a platform and throws an apple from a height of 49 m above the ground with an initial velocity v0 as shown in the figure below. A second, blindfolded performer must catch the apple. If v0 = 30 m/s, how far from the end of the

    asked on January 30, 2018
  25. english

    When naval engagements occur they are carried on at such great---------- that the intervention of mist may obscure the contestants from each other 1 extremes ,2 risk , 3 ranges 4,pace, 5 disadvantegc

    asked on May 14, 2013
  26. PHYSIC

    A bullet is fired in a horizontal direction with a muzzle velocity of 300m\s in the absence of air resistance,how far will it have dropped in travelling a horizontal distance of (a)20m (b)40m (c)60m (d)how far will it drop in one second

    asked on October 22, 2016
  27. physics

    [20 pts] A 2.00 kg block is pushed against a spring with negligible mass and force constant k = 400 N/m, compressing it 0.220 m. When the block is released, it moves along a frictionless, horizontal surface and then up a frictionless incline with slope 37

    asked on August 19, 2010
  28. physic

    Three vectors are shown in the figure below, but they are not drawn to scale. The sum of the three vectors is R = F1 + F2 + F3. If Ry = 0 and F2 = 0.2F3, find Rx in terms of F1. the Answer Keyis 0.327.can somebody show me how to get to the answer key. I

    asked on January 28, 2018
  29. physic

    A block with mass m1 hangs from a rope that is extended over an ideal pulley and attached to a second block with mass m2 that sits on a ledge. The second block is also connected to a third block with mass m3 by a second rope that hangs over a second ideal

    asked on February 7, 2018
  30. Finance/Accounting

    Milwaukee Surgical Supplies, Inc, sells on terms of 3/10, net 30. Gross sales for the year are $1,200,000 and the collections department estimates that 30 percent of the customers pay on the tenth day and take discounts, 40 percent pay on the thirtieth

    asked on October 2, 2008
  31. geometry

    A pyramid has a square base with sides length of b. The height of the pyramid is h. If the pyramid is enlarged by doubling the height while leaving the base unchanged, what is the effect on the volume of the pyramid? Will the volume triple? These are my

    asked on May 25, 2011
  32. physic

    An arrow is fired with initial velocity v0 at an angle θ from the top of battlements, a height h above the ground. (Assume θ is measured above the horizontal.) (a) In terms of h, v0, θ, and g, what is the time at which the arrow reaches its maximum

    asked on January 30, 2018
  33. math

    a pottery maker can make 24 vases in 8 days. If the pottery maker works 6 hours each day, how long does it take to make 1 vase. A 2 hours B 3hr C 4hrs D 6 hours

    asked on April 22, 2014
  34. GEOMETRY MIDPOINT FORMULA steve how did this hapn

    If a line is extended from A (2,3) through B ( -2, 0 ) to a point so that AC = 4ab Find the coordinates of C Please help thanks so much GEOMETRY MIDPOINT FORMULA - Steve, Thursday, January 30, 2014 at 11:58am B-A = (-4,-3) C-A = 4(B-A) = (-16,-12) C =

    asked on January 31, 2014
  35. Statistics (Please help!!!)

    The following table gives the number of deaths due to accidental falls for each month during 1970. Is there any evidence for a departure from uniformity in the rate over time? That is, is there a seasonal pattern to this death rate? If so, describe its

    asked on September 4, 2013
  36. physics

    The period of oscillation of a near-Earth satellite (neglecting atmospheric effects) is 84.3 min. What is the period of a near-Moon satellite? (R⊕= 6.37 × 10^6 m; RMoon= 1.74 × 10^6 m; m⊕ = 5.98 × 10^24 kg; mMoon = 7.36 × 10^22 kg.)

    asked on March 1, 2018
  37. physic

    A circus performer throws an apple toward a hoop held by a performer on a platform (see figure below). The thrower aims for the hoop and throws with a speed of 28 m/s. At the exact moment the thrower releases the apple, the other performer drops the hoop.

    asked on January 30, 2018
  38. SCIENCE

    I HAVE A DIAMOND BRACELET THAT HAS THE MARKINGS OF JAFA STAMPED ON THE INSIDE OF IT ABOVE 05TW MEANING THE TOTAL WEIGHT. WHAT DOES THE JAFA STAND FOR?

    asked on April 16, 2009
  39. physic

    A golfer hits his approach shot at an angle of θ = 52.8°, giving the ball an initial speed of v0 = 37.0 m/s (see figure below). The ball lands on the elevated green, yf = 5.3 m above the initial position near the hole, and stops immediately.

    asked on January 31, 2018
  40. Physics

    A particle starts from rest and moves with a constant acceleration of 0.5m/s2. Calculate the time taken by the particle to cover a distance of 25m.

    asked on October 30, 2018
  41. physics

    A race car travels 40 m/s around a banked (45° with the horizontal) circular (radius = 0.20 km) track. What is the magnitude of the resultant force on the 80-kg driver of this car?

    asked on February 26, 2018
  42. physics

    A uniform ladder of length L rests against a smooth, vertical wall as shown in the figure below. If the mass of the ladder is m and the coefficient of static friction between the ladder and the ground is muks=0.4, find the minimum angle theta at which the

    asked on April 22, 2018
  43. physic

    The figure below shows a box of dirty money (mass m1 = 4.0 kg) on a frictionless plane inclined at angle θ1 = 35°. The box is connected via a cord of negligible mass to a box of laundered money (mass m2 = 2.0 kg) on a frictionless plane inclined at angle

    asked on February 27, 2018
  44. physic

    The figure shows the y-position (in blue) of a particle versus time. (a) What is the average velocity of the particle during the time interval t = 1.50 s to t = 4.50 s? (Express your answer in vector form.) Incorrect: Your answer is incorrect.

    asked on January 21, 2018
  45. Economics

    This problem is based on the specific factors model. Consider the economy of the Shire that produces cereals and swords. Each industry employs Hobbits, but land is specific to the production of cereals, and metal is a specific factor in the sword industry.

    asked on October 3, 2013
  46. Organic Chemistry

    When 2-methylpropene is bubbled into dilute sulfuric acid at room temperature, it appears to dissolve. What new substance has been formed?

    asked on January 7, 2009
  47. English

    English is the alanguage of oppportunity.why brother to teach indegenous language

    asked on April 8, 2019
  48. physics

    An electric motor exerts a constant torque of 10N⋅m to the shaft of a grindstone with mass 16kg and radius 0.5m. If the system starts from rest, find (a) the rotational kinetic energy of the grindstone after 8s, (b) the work done by the motor during this

    asked on April 22, 2018
  49. physic

    Two blocks are connected by a rope that passes over a massless and frictionless pulley as shown in the figure below. Given that m1 = 18.04 kg and m2 = 10.57 kg, determine the magnitudes of the tension in the rope and the blocks' acceleration. T = N a =

    asked on February 5, 2018
  50. Chemistry

    What is wrong with the names 2-ethyl-4 and 4-dimethylpentane?

    asked on September 3, 2012
  51. physic

    Three vectors are shown in the figure below, but they are not drawn to scale. The sum of the three vectors is R = F1 + F2 + F3. If Ry = 0 and F2 = 0.2F3,find Rx in terms of F1. the angle for F1 is 30 degree

    asked on January 28, 2018
  52. physic

    A firecracker explodes into four equal pieces (see figure below). Given the magnitude and direction of the velocity for each piece and the coordinate system shown, determine the x and y velocity components for each piece of the firecracker. (Assume the

    asked on January 26, 2018
  53. Chemistry

    if the mole fractionof sulfuric acid (H2SO4) in an aqueous solitioin is 0.325, what is the percent by mass of H2SO4?

    asked on March 3, 2013
  54. World History

    What was the Glorious Revolution? What had to be agreed upon during the Glorious Revolution? What did it State?

    asked on December 23, 2011
  55. physics

    A 0.25 kg skeet (clay target) is fired at an angle of 30 degrees to the horizon with a speed of 25 m/s. When it reaches the maximum height, it is hit from below by a 15 g pellet travelling upward at a speed of 200 m/s. The pellet is embedded in the skeet.

    asked on August 19, 2010
  56. Chemistry

    The solubility of a gas at 7.0 atm of pressure is 0.52 g/L . How many grams of the gas would be disolved per 1.0 L if the pressure increased 40.0 percent?

    asked on March 4, 2013
  57. physics

    3)A baseball player holds a 36oz bat (weight = 10N) with one hand at the point O (Figure below). The bat is in equilibrium. The weight of the bat acts along a line 60cm (or 0.6m) to the right of O. Determine the force and torque exerted on the bat by the

    asked on April 22, 2018
  58. physics

    Please help. If you need the figure, let know how I can show you and I will do it. A particle moves in the xy plane (see the figure below) from the origin to a point having coordinates x = 7.00 m and y = 4.00 m under the influence of a force given by F =

    asked on March 13, 2018
  59. physics

    A small sphere of mass m = 0.520 kg is dropped from rest into a viscous liquid in which the resistive force on the sphere can be expressed as FD = −bv, and reaches one-fourth of its terminal speed in 3.14 s. (a) What is the terminal speed of the sphere?

    asked on February 15, 2018
  60. physics

    can somebody shows me how to get to the answer key step by step. the answer key is 2.78i-10.2j A 1.49-kg particle initially at rest and at the origin of an x-y coordinate system is subjected to a time-dependent force of F(t) = (4.00ti − 9.00j) N with t

    asked on February 13, 2018
  61. physic

    A circus performer stands on a platform and throws an apple from a height of 50 m above the ground with an initial velocity v0 as shown in the figure below. A second, blindfolded performer must catch the apple. If v0 = 21 m/s, how far from the end of the

    asked on January 30, 2018
  62. physic

    Tadeh launches a model rocket straight up from his backyard that takes 6.96 s to reach its maximum altitude. (After launch, the rocket's motion is only influenced by gravity. Enter magnitudes only.) (a) What is the rocket's initial velocity? m/s (b) What

    asked on January 24, 2018
  63. Psychology (statistics)

    In an English class last semester, Foofy earned a 76 1X 5 85, SX 5 10). Her friend, Bubbles, in a different class, earned a 60 1X 5 50, SX 5 4). Should Foofy be bragging about how much better she did? Why?

    asked on February 2, 2014
  64. physics

    A 4-m wooden platform weighing 160 N is suspended from the roof of a house by ropes attached to its ends. A painter weighing 640 N stands 1.2 m from the left-hand end of the platform. Find the tension in each of the ropes

    asked on March 3, 2012
  65. reading / Ms SUE

    Why did the author refer to "Hansel and Gretel" in milkweed

    asked on May 24, 2009
  66. physic

    Crall and Whipple attached a fan to a cart placed on a level track and then released the cart. They made a position-versus-time graph (see figure below) and fit a curve to these data such that x = 0.036 m + (0.0080 m/s)t + (0.10 m/s2)t2. (a) Find the

    asked on January 23, 2018
  67. physic

    unit of distance used in astronomy is the parsec (pc): 1 pc = 3.26 ly. The distance to the Earth's next-nearest star, α-Centauri, is 1.3 pc. Find the distance d to α-Centauri in light-years and in meters.

    asked on January 19, 2018
  68. Geometry

    Over July 16, 1882, a massive thunderstorm over Dubuque, Iowa, produced huge hailstones. The diameter of some of the hailstones was 17 inches. Ice weighs about 0.033 lb/in^3. What was the approximate weight of these hailstones to the nearest pound? The

    asked on March 4, 2010
  69. physics

    A uniform horizontal beam with a length of 8m and a weight of 200N is attached to a wall by a pin connection. Its far end is supported by a cable that makes an angle of 53° with the beam (Figure below). If a 600N person stands 2m from the wall, find the

    asked on April 23, 2018
  70. physic

    A 2.26 kg object is subjected to three forces that give it an acceleration a= −(8m/s^2)i + (6m/s^2)j. If two of the three forces are F1 = (36.2 N)i + (18N)j and F2 = −(12N)i + (8N)j,find the third force.

    asked on February 27, 2018
  71. physic

    A sounding rocket, launched vertically upward with an initial speed of 79.0 m/s, accelerates away from the launch pad at 5.70 m/s2. The rocket exhausts its fuel, and its engine shuts down at an altitude of 1.15 km, after which it moves freely under the

    asked on January 23, 2018
  72. Economics

    Suppose that there are 1,000 hot-pretzel stands operating in Toronto. Each stand has the usual U-shaped average total cost curve. Both the market demand curve and the supply curve for pretzels are linear, and the market for pretzels is in long-run

    asked on September 27, 2013
  73. physic

    A particle's position is given by z(t) = −(8.10 m/s^2)t^2k for t ≥ 0. (Express your answer in vector form.) (a) Find the particle's velocity at t = 3.00 s and t = 6.00 s.

    asked on January 21, 2018
  74. Advanced MicroEconomics

    Construct a short-run supply function for a firm whose short-run cost function is C= = 0.04q^3 – 0.8q^2 +10q+5 3. The long run cost function for each firm is C = q^3 – 4q^2 + 8q. Find the industry’s long run supply curve. If the market demand curve

    asked on November 12, 2013
  75. physics

    A box of mass m rests on a rough, horizontal surface with a coefficient of static friction μs. If a force F with arrowp is applied to the box at an angle θ as shown, what is the minimum value of θ for which the box will not move regardless of the

    asked on February 9, 2018
  76. physic

    An electronic line judge camera captures the impact of a 57.0-g tennis ball traveling at 32.8 m/s with the side line of a tennis court. The ball rebounds with a speed of 21.2 m/s and is seen to be in contact with the ground for 4.08 ms. What is the

    asked on January 23, 2018
  77. lambton

    A rotating flywheel of diameter 48.0 cm uniformly accelerates from rest to 240 rad/s in 15.0 s. Find the linear velocity of a point on the rim of the wheel after 15.0 s. Round answer to one decimal place.

    asked on April 22, 2016
  78. math

    A construction crew has just finished building a road. The road is 10 kilometers long. If the crew worked for 4 2/3 days, how many kilometers of road did they build each day? (Assume they built the same amount each day.) Write your answer as a mixed number

    asked on October 3, 2015
  79. 8th Grade Algebra: Answer Check #2

    Add or Subtract (Radicals) { this means squared 1.3{2 + 4{2 Answer: 7{2 2. 8{3 + 3{3 Answer: 11{3 3. 7{5 - 3{5 Answer: 4{5 4. 8{2 - 5{2 Answer: 3{2 5. 6{x + 7{x Answer: 13{x 6. 9{y + 3{y Answer: 12{y Multiply 7. -3x^2(4x^2-3x-5) Answer: 12x^2 8.(3b+5)(b-3)

    asked on January 20, 2009
  80. physic

    can somebody show me how to find the time s step by step. A golfer hits his approach shot at an angle of θ = 46.3°, giving the ball an initial speed of v0 = 39.6 m/s (see figure below). The ball lands on the elevated green, yf = 4.1 m above the initial

    asked on February 6, 2018
  81. Solid Mensuration

    The diagram is formed from 6 identical closed -packed circles. If the height of the figure is 2 feet, find the radius of each circle in inches.

    asked on April 30, 2016
  82. Physics

    A golf ball is hit with a velocity of 24.5 m/s at 35.0 degrees above the horizontal. Find a) the range of the ball, and b) the maximum height of the ball

    asked on October 10, 2011
  83. Physics

    A car is traveling around a horizontal circular track with radius r = 240 m at a constant speed v = 25 m/s as shown. The angle èA = 34° above the x axis, and the angle èB = 65° below the x axis. I found the car's acceleration to be 2.6 m/s^2 (a=v^2/r).

    asked on September 11, 2010
  84. reading

    Allusion- 1 Why did the author refer to "Hansel and Gretel"? 2 Why did this folk tale emphasize the horror of the Holocaust for Misha? 1 Because in Hansel and gretel the kids burned the witch and died but in Milkweed the jewish are burned. 2 Because it

    asked on May 25, 2009
  85. physics

    If α = 40°, β = 60°, and M = 4.0 kg, determine the tension in string 1 & 2. -------/ / 1 /2 / . . . Blockmass Alpha is on the top left angle and Beta is on the top right angle.

    asked on March 2, 2018
  86. physics

    As in the figure below, a simple harmonic oscillator is attached to a rope of linear mass density 5.4 ✕ 10−2 kg/m, creating a standing transverse wave. There is a 4kg block hanging from the other end of the rope over a pulley. The oscillator has an

    asked on April 25, 2018
  87. physic

    Find the acceleration of the block of mass M = 5.06 kg in the figure below. (Take m = 4.24 kg.)

    asked on February 28, 2018
  88. physics

    A 1.49-kg particle initially at rest and at the origin of an x-y coordinate system is subjected to a time-dependent force of F(t) = (4.00ti − 8.00j) N with t in seconds. (a) At what time t will the particle's speed be 14.0 m/s? s (b) How far from the

    asked on February 7, 2018
  89. physic

    A jetliner travels with a constant speed of 597.4 km/h relative to the air to a city 780.1 km due south. (a) What is the time interval required to complete the trip if the jetliner is experiencing a headwind of 41.1 km/h toward the north? h (b) What is the

    asked on January 31, 2018
  90. Physics

    A piece of copper ball of mass 20g at 200°c is placed in a copper calomiter of mass 60g containing 50g of water at 30°c ignoring heat losses.calculate the final steady temperature of the mixture

    asked on June 11, 2017
  91. U.S/history AP

    A)-Outspken proponent of women's rights and helped the below women organize the seneca falls convention. B)a prominent advocate of women's rights.She organized the seneca falls convention with the person above.Her husband wholeartedly supported her views

    asked on April 14, 2013
  92. biology /check please

    (stimulus v. response)? Which of the following is a stimulus, which is a response? Thanks 1)the recess bell ringing in an elementary school 2)your mouth watering at the sight of food on a plate 3)a sudden drop in air temperature 4) a flu virus entering

    asked on December 21, 2010
  93. physics

    A box of mass m rests on a rough, horizontal surface with a coefficient of static friction μs. If a force Fp arrow is applied to the box at an angle θ as shown, what is the minimum value of θ for which the box will not move regardless of the magnitude

    asked on February 15, 2018
  94. geometry

    What is the volume of a square pyramid with base edge 2cm and height of 2cm. I came up with 8 cm^3

    asked on May 21, 2011
  95. reading

    the stetlights were like moons cupped in iron fingers? what does this reveal about the narrator`s view of the world around him

    asked on March 26, 2009
  96. physics

    A 1.80-g hailstone, which can be modeled as a particle, falls a vertical distance of 155 m at constant speed. What is the work done on the hailstone by gravity and air resistance? (a) gravity J (b) air resistance J

    asked on March 11, 2018
  97. AP-B Physics

    a bug on a turntable which is rotating at 2.00 radians over second sits there for 1.7 seconds before he is brushed away. What was the angular distance the bug traveled.

    asked on February 25, 2018
  98. physics

    A sled and rider have a total mass of 58.4 kg. They are on a snowy hill accelerating at 0.4g. The coefficient of kinetic friction between the sled and the snow is 0.17. What is the angle of the hill's slope measured upward from the horizontal? You may find

    asked on February 12, 2018
  99. physic

    Vector A,with a magnitude of 23 units, points in the positive x direction. Adding vector B to vector A yields a resultant vector that points in the negative x direction with a magnitude of 8 units. What are the magnitude and direction of vector B?

    asked on January 25, 2018
  100. geometry

    A pyramid has a square base with each side measuring 105.5 meters. The slant height of the pyramid is 65.5 meters. Find the lateral surface area of the pyramid.

    asked on May 24, 2011

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