
Math
How do you do this question? The buses park on the concrete slab. the slab's edges are 10 yards from the fence. What is the area of the concrete slab? 100 sq yds how many different triangles can you make from a set of three side lengths
asked by Arelys on November 16, 2006 
physics
figure 3.1 shows a rectangular concrete slab of weight 18000N. It rests on a brick wall and is the roof of a bus shelter. The concrete slab is 3.0 m wide. The wall is 2.5 m from the front of the concrete slab and 0.50 m from the back. The cables behind the
asked by Atta on March 14, 2016 
math
The cottage will be built on a concrete slab 100 mm thick. Concrete costs $150/m^3 and reinforcing mesh for the slab costs $7/m^2. Find the cost of materials for the slab. Both the concrete and the reinforcing mesh will be ordered in lots of whole units.
asked by Anonymous on October 6, 2018 
algebra
Use the five steps for problem solving to answer the following question. Please show all of your work. The volume of a rectangular slab of concrete needs to exceed 72 cu. ft. If the length is 12 feet and the width is 8 feet, how thick does the concrete
asked by Anonymous on March 17, 2011 
Math
The volume of a rectangular slab of concrete needs to exceed 72cu.ft. If the length is 12ft. and he width is 8ft. How thick does the concrete slab need to be?
asked by Pista on March 15, 2011 
General Science
A 1200kg concrete slab that measures 2 m X 1 m X 20 cm is delivered to a building under construction. Does the slab contain steel reinforcing rods or is it plain concrete?
asked by Anonymous on November 4, 2008 
Physics
A concrete slab of mass 400 kg accelerates down a concrete slop inclined at 35degree. The kenetic friction b/n the slab and slope is 0.60.Determine the acceleration of block.
asked by Yaekob on March 14, 2016 
physics
a concrete slab of mass 400 kg accelerates down a concrete slope inclined at 35 degrees. the coefficient of kinetic friction between the slab and slope is 0.60. determine the acceleration of the block
asked by ezana on November 23, 2014 
physics
A concrete slab of mass 400 kg accelerates down a concrete slope inclined at 35°. The u kinetic bn the slab and slope is 0.60. Determine the acceleration of the block.
asked by Heran on May 13, 2018 
algebra
The volume of a rectangular slab of concrete needs to exceed 72 cu. ft. If the length is 12 feet and the width is 8 feet, how thick does the concrete slab need to be?
asked by franklin on October 30, 2010 
physics
A thick metal slab carries a current I A uniform magnetic field B points perpendicular to the slab (and into the page). If point P on the slab is at a higher potential than point Q , what can we say about the charge carriers that produce the current in the
asked by james on December 18, 2013 
electricity and magnets
A thick metal slab carries a current I. A uniform magnetic field B points perpendicular to the slab (and into the page). If point P on the slab is at a higher potential than point , what can we say about the charge carriers that produce the current in the
asked by Anon on December 17, 2013 
Physics
A flat slab of styrofoam, with a density of 32 kg/m^3, floats on a lake. What is the minimum volume the slab must have so that a 42 kg boy can sit on the slab without it sinking?
asked by Amber on November 15, 2010 
physics
A slab of copper of thickness b = 1.566 mm is thrust into a parallelplate capacitor of C = 4.00×1011 F of gap d = 10.0 mm, as shown in the figure; it is centered exactly halfway between the plates. If a charge q = 3.00×106 C is maintained on the
asked by Mike on February 18, 2011 
physics
As shown in the figure, a block of mass M1 = 0.470 kg is initially at rest on a slab of mass M2 = 0.850 kg, and the slab is initially at rest on a level table. A string of negligible mass is connected to the slab, runs over a frictionless pulley on the
asked by Jimmy on October 17, 2011 
math
An Lshaped concrete slab being prepared for the foundation of a new house is made up of two rectangles with dimensions 3 m by 2 m and 10 m by 6 m. a) Find the total area of the concrete slab. Total area = (3*2) + (10*6) = 66m^2 b) If two bags of cement
asked by anonymous on February 11, 2018 
physics
A slab of a thermal insulator with a crosssectional area of 115 cm2 is 4.00 cm thick. It is made out of red brick with thermal conductivity 0.600 J/s∙m•C°. The temperature difference between opposite faces is 95.0 C°. Calculate the following: (a)
asked by Alice on July 20, 2013 
math, physics
A. A rectangular slab of concrete is cut from a large block. The slab measures 10.4 inches thick, 1.8 feet long, and 0.0021 miles wide. Find its volume in cubic feet.
asked by Steph on September 6, 2012 
math
A rectangular slab of concrete is cut from a large block. The slab measures 10.4 inches thick, 1.8 feet long, and 0.0021 miles wide. Find its volume in cubic feet.
asked by Tyler on September 6, 2012 
friction
A 40 kg slab rests on a friction less floor.a 10 kg block rests on top of the slab.the coefficient kinetic friction between the block and the slab is 0.40.a horizontal force of 100N is applied on the 10 kg block.find the resulting acceleration of the slab.
asked by mahesh on September 28, 2014 
Physics
Can anyone help me here? I have no idea where to start! Light in a vacuum is incident on a transparent glass slab. The angle of incidence is 35.1°. The slab is then immersed in a pool of liquid. When the angle of incidence for the light striking the slab
asked by Anonymous on October 12, 2015 
Rcm sr sec school
A block is on a horizontal slab which is moving horizontally with a simple harmonic motion of frequency two oscillations per second . The cofficient of static friction between the block and the slab is 0.50. How great the amplitude can be if the block does
asked by Pawan on January 29, 2013 
Physics
Light in a vacuum is incident on a transparent glass slab. The angle of incidence is 35.1°. The slab is then immersed in a pool of liquid. When the angle of incidence for the light striking the slab is 21.1°, the angle of refraction for the light
asked by Anonymous on October 6, 2015 
MAth
a concrete area measures 20ft on each side. the concrete slab will be 8 inches deep. how many cubic feet of concrete will be needed? my set up is 20 x 20 + 32 ????
asked by Caroline on April 15, 2011 
Physics!
A 20 kg square slab with side lengths 3.0 m rotates around an axis perpendicular to the slab. A particle of mass 0.60 kg sits on each of the corners of the square. Also, a particle of mass 0.80 kg sits at the center of each of the edges. What is the moment
asked by Lilly on June 9, 2012 
Physics
A uniform solid cylinder of mass M and radius R is at rest on a slab of mass m, which in turn rests on a horizontal, frictionless table. If a horizontal force is applied to the slab, it accelerates and the cylinder rolls without slipping. Find the
asked by Amjad on October 8, 2012 
math
A 4inchthick concrete slab is being poured for a circular patio 14 feet in diameter. Concrete costs $55 per cubic yard. Find the cost of the concrete, to the nearest cent.
asked by brittany on April 11, 2013 
Physics
A thick metal slab carries a current I as shown. A uniform magnetic field B points perpendicular to the slab (and into the page). If point P on the slab is at a higher potential than point Q , what can we say about the charge carriers that produce the
asked by Hola on December 16, 2013 
Physic please help!
Two slabs with parallel faces are made from different types of glass. A ray of light travels through air and enters each slab at the same angle of incidence. Which slab has the greater index of refraction and why? slab A is a light colored glass maybe
asked by Mary on November 6, 2007 
phy
A slab of ice floats on a freshwater lake. What minimum volume must the slab have for a 50.0kg woman to be able to stand on it without getting her feet wet?
asked by shree on November 29, 2013 
physi
a slab of ice floats on a freshwater lake what is the minimum volume must the slab have for a 45kg women to be able to stand on it without getting her feet wet?
asked by paul on July 20, 2010 
physics
A crane slowly lifts a cement slab weighing 2,500 N to a height of 12 m. The slab is accidentally dropped. What is its KE as it hits the ground?
asked by Anonymous on May 5, 2014 
Physics PLs DAMON HELP
A thick metal slab carries a current I as shown. A uniform magnetic field B points perpendicular to the slab (and into the page). If point P on the slab is at a higher potential than point Q , what can we say about the charge carriers that produce the
asked by ashish on December 16, 2013 
Math
after moving into the new house a couple wants to have a concrete patio board to support her hot tub the plan calls for 14ft by 16ft slab of concrete 4 inches thick. How many cubic feet of concreate will be needed?
asked by Rosa on May 28, 2019 
Physics (dynamics)
A 47.0 kg slab rests on a frictionless floor. A 18.0 kg block rests on top of the slab. The static coefficient of friction between the block and the slab is 0.50, while the kinetic coefficient of friction is 0.40. The top block is acted upon by a force of
asked by Andrew on March 10, 2012 
Physics
A 3 kg slab of putty moving at 8 m/s strikes, and sticks to, a 5 kg slab of stationary putty. What is the final speed of the combined mass?
asked by Shari on November 15, 2011 
Geometry
A 4inchthick concrete slab is being poured for a circular patio 10 feet in diameter. Concrete costs $50 per cubic yard. Find the cost of the concerte, to the nearest cent. Show how you come to your answer.
asked by christy on November 14, 2011 
Math
Pouring concrete into backyard. The patio slab will be 7m long, 2m wide and 10cm deep. How many cubic meters of concrete will you need to fill the patio?
asked by K on September 3, 2015 
Math
What is the cubic feet of a concrete slab 20ft x 30ft x 6" thick.
asked by Scott on July 18, 2013 
Physics
We have an infinite, nonconducting sheet of negligible thickness carrying a uniform surface charge density +σ=7.00e6 C/m2 and, next to it, an infinite parallel slab of thickness D=17 cm with uniform volume charge density ρ=−4.94e5 C/m3 (see sketch).
asked by Annoyingmous on June 15, 2013 
geomety
You want to pour a concrete slab with a width of 16 feet, a length of 16 feet, and a height of 0.5 feet. Find the volume of the concrete, so you know how much you will need
asked by Hannah on May 26, 2013 
science
A slab of a thermal insulator is 100 cm² in cross section and 2 cm thick. Its thermal conductivity is 2.4 x 104 cal/s.cm.°C. If the temperature difference between the opposite faces is 100 degrees Celsius, how much heat flows through the slab in one
asked by Saki on August 19, 2018 
geometry
Concrete can be purchased by the cubic yard. How much will it cost to pour a slab that is 17 ft by 17 ft by 4 ft if the concrete costs $50.00 per cubic yard?
asked by Sarah on May 14, 2014 
Physics
By what amount will a 178 m long concrete slab on the Mackinac Bridge contract when going from +39C to 35C? The linear expansion coefficient is 10^5 per C.
asked by Riley on January 17, 2014 
Physics
By what amount will a 178 m long concrete slab on the Mackinac Bridge contract when going from +39C to 35C? The linear expansion coefficient is 10^5 per C.
asked by Randall on January 15, 2014 
Physics
By what amount will a 178 m long concrete slab on the Mackinac Bridge contract when going from +39C to 35C? The linear expansion coefficient is 105 per C.
asked by Ben on January 9, 2013 
GEOMETRY MULTIPLE CHOICE QUESTION PLEASE HELP!
Concrete can be purchased by the cubic yard. How much will it cost to pour a slab 11 feet by 11 feet by 3 inches for a patio if the concrete costs $63.00 per cubic yard? (1 point) $211.75 $70.58 $317.63 $1,905.75
asked by LeXi<3 on April 17, 2012 
Math
A concrete patio is 5 2/3 ft wide. It has an area of 36 5/6 square ft. Is the concrete slab long enough to fit a 7foot picnic table without placing the table along the diagonal of the patio? so far i have 221/6 / 34/6 = 221/34 = 6.5 ft I need to know
asked by Lorenzo on September 25, 2015 
physics
Two workers are moving a slab of ice (m = 290 kg) across the factory floor. As seen from above, one worker exerts a force of 415 N at an angle of 20o, and the other exerts a force of 470 N at an angle of 50o. What is the magnitude of the acceleration of
asked by Tessa on September 14, 2016 
Science
A slab of granite has a mass of 1400.0 grams. The specific heat of granite is 0.040 J/gC. How much heat must be absorbed to raise the granite slab's temperature by 75 degrees C? 11.8 kJ 80.5 kJ 88.2 kJ 19.5 kJ I've tried solving this several times and I
asked by Rachael on March 16, 2016 
Aplied maths
1. A steel plate initially at 21.2°C is placed in a furnace at 785°C for 58.0 minutes. While in the furnace the temperature of the plate increases at a rate of 4.18% per minute. After 58.0 minutes, the plate is removed from the furnace and placed on a
asked by DAVID on February 13, 2013 
Physics Needy Help
A tank of water has been outdoors in cold weather, and a slab of ice 5.8 cm thick has formed on its surface (Fig. 1846). The air above the ice is at 14°C. Calculate the rate of formation of ice (in centimeters per hour) on the ice slab. Take the thermal
asked by Bobby on January 12, 2012 
Physics
A tank of water has been outdoors in cold weather, and a slab of ice 5.8 cm thick has formed on its surface (Fig. 1846). The air above the ice is at 14°C. Calculate the rate of formation of ice (in centimeters per hour) on the ice slab. Take the thermal
asked by Bobby on January 12, 2012 
geometry
concrete can be purchased by the cubic yard. how much will it cost to pour a slab 17 feet by 17 feet by 2 inches for a patio of the concrete cost $ 40 per cubic yard
asked by joe on April 29, 2014 
Physics
I'm really unsure of how to approach this question... Polystyrene has a very low dielectric constant compared to most other solid materials. Therefore, we predict for a polystyrene slab pushed between the plates of a parallel plate capacitor: a. that the
asked by Sandra on February 28, 2010 
Physics
A viaduct is being relevelled by using a jackscrew with a pitch of 5mm. The mass of the top slab of the viaduct is 20 tonnes (20000kg) and its length is 40m. The lever arm used to turn the jackscrew is 60 cm long. Calculate the effort force to be applied
asked by Mia on September 1, 2010 
Physics
A viaduct is being relevelled by using a jackscrew with a pitch of 5mm. The mass of the top slab of the viaduct is 20 tonnes (20000kg) and its length is 40m. The lever arm used to turn the jackscrew is 60 cm long. Calculate the effort force to be applied
asked by Mia on September 1, 2010 
physics
A viaduct is being relevelled by using a jackscrew with a pitch of 5mm. The mass of the top slab of the viaduct is 20 tonnes (20000kg) and its length is 40m. The lever arm used to turn the jackscrew is 60 cm long. Calculate the effort force to be applied
asked by jenny on September 2, 2010 
science
A viaduct is being relevelled by using a jackscrew with a pitch of 5mm. The mass of the top slab of the viaduct is 20 tonnes (20000kg) and its length is 40m. The lever arm used to turn the jackscrew is 60 cm long. Calculate the effort force to be applied
asked by christine on September 2, 2010 
physics!!!
A light beam containing red and violet wavelengths is incident on a slab of quartz at an angle of incidence of 45.0°. The index of refraction of quartz is 1.455 at 660 nm (red light), and its index of refraction is 1.468 at 410 nm (violet light). Find the
asked by HELP!!!! on March 19, 2012 
Physics
A light beam containing red and violet wavelengths is incident on a slab of quartz at an angle of incidence of 81.0°. The index of refraction of quartz is 1.455 at 660 nm (red light), and its index of refraction is 1.468 at 410 nm (violet light). Find the
asked by AM on March 18, 2013 
Physics
When an air capacitor with a capacitance of 380 nF (1 {\rm nF} = 10^{9}\;{\rm F}) is connected to a power supply, the energy stored in the capacitor is 1.95×10−5 J. While the capacitor is kept connected to the power supply, a slab of dielectric is
asked by Robert Soos on February 19, 2012 
Physics
When an air capacitor with a capacitance of 300 nF (1 {\rm nF} = 10^{9}\;{\rm F}) is connected to a power supply, the energy stored in the capacitor is 1.95×10−5 J. While the capacitor is kept connected to the power supply, a slab of dielectric is
asked by Erin on February 4, 2010 
Geometry help
27. Concrete can be purchased by the cubic yard. How much will it cost to pour a slab 12 feet by 12 feet by 9 inches for a patio if the concrete costs $54.00 per cubic yard? (1 point) $1,944.00 $972.00 $552.00 $216.00 28. Two square pyramids have the same
asked by Lillylove on January 23, 2017 
physics
A light beam containing red and violet wavelengths is incident on a slab of quartz at an angle of incidence of 50.0°. The index of refraction of quartz is 1.455 at 660 nm (red light), and its index of refraction is 1.468 at 410 nm (violet light). Find the
asked by Lara on April 1, 2013 
physics
a.) A 125 kg stone has an acceleration of 84.9 m/s2. Determine the net force acting on the stone. b.) A 45 N force is acting on a 757 kg slab. Determine the acceleration of the slab. c.) A 63.2 N force acts on a block and causes an acceleration of 85.1
asked by lauren on February 13, 2012 
math
How much would it cost to pour a concrete slab for a patio 14 feet by 16 feet and 6" thick if cost is $80 per cubic yard. I know 27cubic feet equals 1 cubic yard, so do I take 14*16 *27 or??
asked by Tyler on January 23, 2008 
4th grade math
thirty six buses would be needed to carry the passengers and crew off three 747 jumbo gets. heres the question: how many buses fo one jet two jets. and how many jets for 180 buses and 252 buses and how many jets would be needed to carry the passengers on
asked by rachel on August 25, 2009 
Math
Flower bed with 6m long and 2m wide. If each edges is 1m,how many concrete edges are there?
asked by Lavanya on August 28, 2016 
Calculus
The hemispherical tank shown is full of water. Given that water weighs 62.5 lb/ft3, find the work required to pump the water out of the tank.  What is shown is just the tank (a hemisphere) with a radius of 5 ft.  First I calculated the
asked by COFFEE on June 18, 2007 
geometry
Concrete can be purchased by the cubic yard. How much will it cost to pour a slab 11feet by 11feet by 3inches for a patio if concrete costs $63.00 per cubic yard? $211.75 $70.58 (my choice) $317.63 $1,905.75 The volume of a cylinder is 980pi in^3. The
asked by lilman on April 21, 2012 
Physics
Calculate how much a 1.1 m slab of lead will expand if heated from 68 °C to 26 °C. Express your answer in m, cm, & in. 1 in = 2.54 cm.
asked by Cameron on October 22, 2018 
Physics
Consider a capacitor made of two square plates of side l. The distance between the two plates is d . (a) We insert a dielectric of dielectric constant K>1 and width l a distance x (as in the diagram). What is the total capacitance of this arrangement?
asked by P on March 13, 2013 
physics
A square conducting slab with 7 m sides carries a net charge of 89 mu or micro CC. what is the electric field?
asked by jasmine on September 14, 2014 
physics
When the ray of light travels from air to glass slab and strikes the surface of separation at 90 degree , then it ..........
asked by rohit on March 14, 2016 
science
When the ray of light travels from air to glass slab and strikes the surface of separation at 90 degree , then it ..........
asked by rohit on March 14, 2016 
Physics
The slab of steel shown below is being lifted at 0.50 m/s. It weighs 1.91×103N. If the angle θ equals 61.4 degrees, what is the tension in each cable?
asked by Jack on September 26, 2015 
FSK 114
show that the ray of light ,on passing through the parallel sided slab of refractive index n, undergoes a lateral displacement.
asked by Limema on April 13, 2011 
math
In Ali garden, he wants to build a concrete fountain. So he consults two different companies who provides concrete pours: Alibaba's Concrete (charges $700 plus $20/m^3 of concrete) and Baborina's Concrete ($1200 plus $15/m^3 of concrete). Let x be the
asked by doni on May 17, 2017 
physics
Given a slab with refractive index n=1.33 and incident light striking the top horizontal face at angle i.The maximum value of i for which total internal reflection occurs is:
asked by Manu on March 20, 2016 
physics
a uniform rectangular marble slab is 3.4m long and 2.0 m wide with a mass of 180kg. it is lyning on flat ground how much work is needed to stand it on end
asked by billc on February 13, 2008 
Homework for Math
A park in the shape of a rectangle has dimensions 60m by 100m. If the park contains a rectangular garden enclosed by a concrete terrace, how wide is the terrace if the are of the garden is onehalf the area of the park?
asked by Sylvestre Felis on January 12, 2016 
geometry
Mr. Franco is making a triangular cement slab and needs to set boards before he can pour the cement. He has already set two boards that are 5 feet and 8 feet in length. What is a reasonable range for the length of the third board that Mr. Franco could set
asked by stephany on March 27, 2014 
math
concrete can be purchased cubic yard. How much will it cost to pour a slab 17 feet by 17 feet by 2 inches for a patio if the concrete costs $40.00 per cubic yard? Change 2" to feet, find volume of patio in cubic feet, change to cubic yards, and multiply by
asked by Stripperella on December 17, 2006 
Gifted and Talented Language Arts
I need to know what concrete poems are. Whenever I look up "what are concrete poems" all that comes up are concretemaking businesses. I really need help because every question I get right counts and I am so close to having an average of 100% on this test
asked by DustyRose<3 on January 6, 2017 
maths
A mansoon had made a concerte slab ,he needs it to be a regtangular ,in what different ways can he make sure that it is a regtangular ?
asked by sandra on August 29, 2015 
math
A red bus leaves a theme park every 24 minutes and a blue bus leaves the theme park every 20 minutes they both leave the park at noon when is the next time that both buses will leave the park either 12:48 p.m. 1:20 p.m. 1:34 p.m. 1:40 p.m. or 2:00 p.m
asked by zariah on September 10, 2019 
Physics
Calculate how much a 1.1 m slab of lead will expand if heated from 68 °C to 26 °C. The coefficient of thermal expansion for lead is 29×10^6 1/(deg(C)). Express your answer in m, cm, & in. 1 in = 2.54 cm. m= cm= in=
asked by Cameron on October 24, 2018 
Physics
a 25 kg slab of putty is moving to the East at 6 m/s. What is the momentum of the putty?
asked by Shari on November 15, 2011 
Physics
If the density of atoms in a material is 10^26 metres3, and 0.04% of a beam of neutrons is stopped in a 2 cm slab of the material What is the cross section ?? No idea can anyone supply a formula ?? thanks
asked by Dwayne on August 17, 2014 
Geometry (check)
Mario’s company makes unusually shaped imitation gemstones. One gemstone had 12 faces and 10 vertices. How many edges did the gemstone have? A. 23 edges B. 22 edges C. 25 edges D. 20 edges****
asked by CarpeDiem on March 29, 2016 
Physics
If the density of atoms in a material is 1026 metres3, and 0.04% of a beam of neutrons is stopped in a 2 cm slab of the material What is the cross section ?? No idea can anyone supply a formula ?? thanks
asked by Dwayne on August 17, 2014 
Physics
A uniform rectangular marble slab is 3.4m and 2.0m wide.it has a mass of 180kg.its originally lying on surface flat ground. How much work is needed to stand it on It's short end? pls with formula need
asked by DAMILOUS on June 9, 2019 
Physics
Consider a capacitor made of two square plates of side 'l' . The distance between the two plates is 'd'. a) We insert a dielectric of dielectric constant K>1 and width l, a distance x (as in the diagram). What is the total capacitance of this arrangement?
asked by Phy on March 12, 2013 
algebra
the senior class at highschool a and highschool b planned separate trips to the local amusement park the senior class at highschool a rented and filled 5 vans and 8 buses with 357 students highschoolb rented and filled 10 vans and 5 buses with 285 students
asked by bob on June 20, 2012 
Physics E&M
A slab of metal of volume V is made into a rod of length L. The rod carries current I when the electric field inside is E.Find the resistivity of the metal?
asked by Spencer on February 12, 2008 
physics
a wooden slab starting from rest slide down a 10m long inclined plane with acceleration of 5m per sec what would be the speed ay the bottom of the inclined plane
asked by manoj kumar on May 30, 2014 
physics
A slab of wood with mass m=1.7kg floats 78% submerged.the density of water is 1000kg/m.what is the density of the wood?
asked by eunice on March 25, 2015 
Geography
Select a place in your local geographic area. The place you select should be relatively small in size (e.g., a wetland, an urban park, an agricultural field) and modified from its natural state. 1. How can the area you chose be modified to accommodate the
asked by Sarah M. on August 7, 2018 
PHYSICS
A slab of wood with mass m = 1.7 kg floats 78% submerged.The density of water is 1000 kg/m3 . What is the density of the wood?
asked by MONSOFT on April 3, 2015