Tuesday

September 30, 2014

September 30, 2014

Number of results: 39,363

**MATH**

A box with an open top has vertical sides, a square bottom, and a volume of 4 cubic meters. If the box has the least possible surface area, find its dimensions. Length of base= Height=
*November 14, 2012 by Jim*

**Math**

A square field of side 25m and a rectangular field of length 28m have the same perimeter. Which field has a larger area? Gve me ful soltn plz
*September 9, 2012 by Simran kaur*

**hialeah miami lakes**

given triangle PQR with vertices P(0,-8), Q(4,-9) and R(-2,-3), find the length of the midsegment connecting the midpoint of PQ to the midpoint of PR.
*May 3, 2011 by ivette hanon*

**math**

given a right triangle ABC with the right angle at B find AB if AC = 25 in and BC = 6 in Approximate the length of AB to two decimal places
*May 4, 2012 by mt*

**Ellipses:)**

Given the ellipse with foci at (5,3) and (5,-5) and a major axis length of 12, determine the center using ( , ) and the denominators of the equation Center(x )^2/?, (y )^2/?=1
*May 15, 2012 by Honey*

**pre calculus**

For a given right triangle, angle B = 46 degrees and side c = 30 feet.What is the length of side b to the nearest foot?
*November 30, 2012 by Kelsey*

**Geometry**

Given that the area of a circle is 625Pie, find the diameter of the circle.
*June 22, 2011 by Michael Wade*

**Calc 2**

How to find Cross Section Area given x=5 x=-5 y= sqrt(25-x^2) y= -sqrt(25-x^2)
*September 5, 2012 by EM*

**Geometry**

given 18 feet of fencing what is the largest area that you can enclose with the fencing.
*May 31, 2013 by Tahirah*

**Geometry**

given 18 feet of fencing what is the largest area that you can enclose with the fencing.
*May 31, 2013 by Tahirah*

**Maths**

Given 18 feet of fencing, what is the largest area that you can enclose with the fencing?
*June 1, 2013 by Anonymous*

**Calculus Help **

Use calculus to find the area A of the triangle with the given vertices. (0, 0), (3, 1), (1, 8) A = ????
*May 1, 2014 by Anonymous*

**math**

The base of a triangle is 3 cm greater than the height. The area is 14cm^2. Find the length and height of the base.
*June 2, 2009 by Sadie*

**algebra**

the base of a triangle is 5cm greater than the height. The area is 33cm^2. What is the height and the length of the base?
*July 23, 2010 by Armelia*

**Math**

An equilateral triangle is inscribed in a circle. Each side of the triangle has length x. What is the area of the circle? Please help
*December 13, 2013 by Kizzy *

**math**

the width of the scale drawing of the office is 2inches. if 1/2inches=3 feet. what is the actual width in feet of the office
*October 3, 2012 by Taylor*

**physics**

On its highest power setting, a microwave oven increases the temperature of 0.350 kg of spaghetti by 45.0°C in 100 s. (a) What was the rate of power absorption by the spaghetti, given its specific heat is 0.900 kcal/kg·°C? W (b) Find the average intensity of the microwaves, ...
*April 5, 2013 by taryn*

**physics**

On its highest power setting, a microwave oven increases the temperature of 0.350 kg of spaghetti by 45.0°C in 100 s. (a) What was the rate of power absorption by the spaghetti, given its specific heat is 0.900 kcal/kg·°C? W (b) Find the average intensity of the microwaves, ...
*April 7, 2013 by taryn*

**physics**

Suppose you are asked to find the area of a rectangle that is 2.1- wide by 5.6- long. Your calculator answer would be 11.76 . Now suppose you are asked to enter the answer to two significant figures. (Note that if you do not round your answer to two significant figures, your ...
*September 7, 2011 by Parish*

**Chemistry**

Suppose you are asked to find the area of a rectangle that is 2.1- wide by 5.6- long. Your calculator answer would be 11.76 . Now suppose you are asked to enter the answer to two significant figures. (Note that if you do not round your answer to two significant figures, your ...
*September 27, 2012 by Annie*

**Math**

Adam drew two same size rectangles and divided them into the same number of eqal parts. He shaded 1/3 of one rectangle and 1/4 of the other rectangle. What is the least number of parts into which both rectangles could be divided?
*January 24, 2013 by Mary*

**physics**

if the force applied perpendicularly on a given surface is applied on a small area then pressure is?
*February 29, 2012 by ricajane*

**Math**

The area of a circle is given by the expression pi(16x^2 - 40x + 25) . a) What is the diameter of the circle? b) What is its circumference?
*May 27, 2012 by Henry P*

**CALCULUS **

Sketch the region enclosed by the given curves. y = 4/X y = 16x, y = 1X/16 x > 0 and the area between the curves
*April 12, 2014 by LAUERN PLEASE HELP *

**Physics**

A stiff uniform wire of mass M_0 and length L_0 is cut, bent, and the parts soldered together so that it forms a circular wheel having four identical spokes coming out from the center. None of the wire is wasted, and you can neglect the mass of the solder. What is the moment ...
*April 5, 2012 by Joe*

**Math**

I have a practice question that I am stuck on and need help. A certain insect pest has infested a cornfield. The pests are spreading through the field in a circular pattern at the rate of 3m/day. When the radius of the infested area is 70m. How fast is the area of the infested...
*December 3, 2006 by Dave*

**Internetworking Design**

OSPF lab. Using a simulator I need to create a four router topology. Using any interfaces of my choice. I am given /24 networks – choose interface addresses from the given network ID. Configure all routers in OSPF area 0 and make sure you can ping from end-to-end. Use the ...
*February 23, 2008 by Amy*

**physics!**

The New River Gorge bridge in West Virginia is a steel arch bridge 518m in length. How much does the total length of the roadway decking change between temperature extremes of -20.0C and 35.0 C? The result indicates the size of the expansion joints that must be built into the ...
*April 19, 2007 by jean*

**algebra**

The base of a triangle is 3cm grater than the height. The area is 14cm^2. Find the height and length of the base. Please show how you dervied at your answer.
*September 1, 2010 by Jackie*

**algebra**

The base of a triangle is 3cm grater than the height. The area is 14cm^2. Find the height and length of the base. Please show how you dervied at your answer.
*September 2, 2010 by jackie*

**calculus**

The volume of a melting cube is decreasing at a rate of 10cm^3/min. How fast is the surface area of the ice cube decreasing when the length of an edge is 30 cm?
*October 28, 2010 by john*

**math**

A dog is tied to a leash that is hooked to the outside corner of a barn that measures 12 ft.x20 ft. The length of the leash is 16 ft. What is the maximum area in which the dog can wander?
*January 11, 2011 by Kortney*

**math**

how do i get the answer to this question. the base of an isosceles triangle is half as the two equal sides. write the area of the triangle as a function of the length of the base
*September 13, 2012 by Anonymous*

**math**

One leg of a right triangle is 3cm more than half the length of the other leg.the area of the triangle is 54cm^2. How long are each of the legs.
*February 13, 2013 by shonye*

**math**

One leg of a right triangle is 3cm more than half the length of the other leg.the area of the triangle is 54cm^2. How long are each of the legs.
*February 13, 2013 by shonye*

**math algebra**

a square parking lot has a surface area of (w^4-2w^2x+x^2) square feet. Factor this trinomial to find the length of one side in feet.
*March 19, 2014 by carl*

**math**

The area of a triangle whose legs are in the ratio of 2:3 is 48. The length of the hypotenuse is a. square root 13 b. 8 c. 2 square root 52 d. 12 e. 208 please answer and explain
*April 23, 2014 by thomas*

**Math **

A Circle has an area of 25 pie centimeter squared.If one side of the square is the same length as the radius of the circle,what is the perimeter of the Square? F 20 cm G 25 cm H 50 cm J 75 cm K 100 cm
*August 7, 2014 by Feras*

**Algebra**

For their homecoming parade the students of U-Math have created a colorful banner, 53 meters in length, that is made of two pieces of parachute material. The short piece is 19 meters shorter then the long piece. Find the Length of each piece. Length of the long piece = Length ...
*May 7, 2014 by Christopher*

**Calculus**

Find the area cut off by x+y=3 from xy=2. I have proceeded as under: y=x/2. Substituting this value we get x+x/2=3 Or x+x/2-3=0 Or x^2-3x+2=0 Or (x-1)(x-2)=0, hence x=1 and x=2 are the points of intersection of the curve xy=2 and the line x+y=3. Area under curve above X axis ...
*April 1, 2014 by MS*

**Math**

Venski and his brother have each agreed to mow half of the front lawn, which is a rectangle, 120 feet by 60 feet. The law mower cuts a 4-foot-wide strip. If Venski starts at one corner and mows around the lawn toward the center, on which trip around will he have half the area ...
*April 1, 2014 by Ruth*

**algebra**

Mike would like to plant some trees so he needs to use a portion of his existing yard. The perimeter of this rectangular portion needs to be 14 yards and the diagonal is 5 yards. Can you help Mike determine the length and width of this new portion? Mike requested that you show...
*January 16, 2011 by ella *

**math**

if you have two rectangles one is 3ft wide and 9ft long and the other is 1 ft wide and 3ft long what is the scale factor form small rectangle to large rectangle? what is the scale from large to small? would it be 1/3 and 3/1?
*May 16, 2011 by jill*

**math **

Adan drew 2 same size rectangles and divided them into the same number of equal parts. He shaded 1/3 of one rectangle and 1/4 of the other rectangle. What is the least number of parts into which both rectangles could be divided?
*January 6, 2014 by Anonymous*

**Chemistry**

When given the pressure and force of a system, how should the pressure formula be rearranged to solve for area?
*August 8, 2010 by Jarred*

**Trig**

Find the area of a sector with the given central angle θ in a circle of radius r. θ = 90°, r = 6 cm
*June 8, 2013 by John*

**Algebra**

The area of a rectangular painting is given by the trinomial x^2+2x-15. What are the possible dimensions of the painting? Use factoring.
*June 13, 2014 by Haz*

**Calculus**

Let f be the function given by f(x)=(x^3)/4 - (x^2)/3 - x/2 + 3cosx. Let R be the shaded region in the second quadrant bounded by the graph of f, and let S be the shaded region bounded by the graph of f and line l, the line tangent to the graph of f at x=0. Graph shown through...
*February 27, 2013 by Jessy152*

**Pre-calc**

Can someone please show me the steps to this problem...Thanks in advance. Let f(x) = Ð9xÐ. For the area above the x-axis and between the lines x= -9 and x=18 a. draw and label a sketch with the area shaded b. find the area of the region in the xy-plane under the graph of f(x)
*December 7, 2010 by Amy*

**Physics..up for a challange?**

Determine if the following physical equations are homogeneous a) P=FV c)F= mV^2 ---- r b) F=mV^2 (divided by r(radius) I assume you mean dimensionally homogenous. a) Power is work/time or force*distance/time. On the right side, force is velocity is distance/time, so force*...
*October 1, 2006 by Kim*

** Physics**

Consider a thin, infinitely long conducting ribbon that carries a uniform current density j(current per unit area). The width of the ribbon is w and its thickness s is extremely small (s<<w).P is a point in the plane of the ribbon, at a large distance (x>>s) from ...
*April 29, 2013 by spartan*

**Math URGENT!!**

The speed of a runner increased steadily during the first three seconds of a race. Her speed at half-second intervals is given in the table. Find a lower estimate for the distance that she traveled during these three seconds. t(s) 0 0.5 1.0 1.5 2.0 2.5 3.0 v(ft/s) 0 3 6.6 9.9 ...
*April 14, 2007 by Christina*

**algebra**

A rectangular garden is fenced on thee sides with a wall forming the fourth side. The total length of the fence is 70m. The area of the garden is 600m^2. Find the dimensions of the garden.
*April 30, 2014 by Tony *

**programming language**

can enyone help me figure this out... Surface to Volume Ratio Write a program to compute surface to volume ratio. We will be given the height, width, and depth of N cuboid, and determine the smallest surface to volume ratio among them. Input The first line of the input data ...
*October 27, 2009 by Ryan*

**geometry 3**

Given: Circle O with radius of length 4 units. measurement of arc PQ=141 degrees. Find the cordinates of point P. Circle O(0,0)
*April 10, 2012 by Kate Jenson*

**Geometry**

Given that circle Q has a radius of 42, and radii line QR and line QS form an angle of 180, find the exact length of arc RS.
*April 15, 2012 by Joe*

**precalculus**

Find the horizontal and vertical components of the vector with the given length and direction, and write the vector in terms of the vectors i and j. |v| = 24, θ = 30°
*November 25, 2012 by Ama*

**Math (Geometry)**

In right triangle ABC, we are given that ∠ABC=90∘ and AC=34. D is a point on line segment BC such that BD=12,DC=18. What is the length of AD?
*April 29, 2013 by Bob*

**math**

A manufacturer sells widgets, each of which is packaged in a box whose dimensions are 8 centimeters by 8 centimeters by 8 centimeters. Design the dimensions of a box to ship widgets. Your box must hold at least 1000 widgets. (Enter your answer in the form length, width, height...
*October 26, 2012 by Christina*

**Geometry**

Hello, Can someone please tell me if I have the correct answer? Thank You, My answer: 25 sq. ft. What is the area of a sector of a circle that has a diameter of 10in. If the length of the arc is 10in.?
*April 7, 2008 by Mandi*

**algebra**

the soccer team is designing a triangular flag for their games. the length of the base is 5 inches more than the height,h. express the area of the flag as a function of the height.
*February 6, 2012 by betty*

**maths**

A cylindrical vessel without a lid is made from a sheet of metal . Find the area of the metal required if the length of the vessel is 35cm and its diameter is 28cm ????
*November 21, 2012 by tuhituhi*

**Math**

one base of a trapezoid is 10 ft. long, the altitude is 4 ft., and the area is 32 sq. ft. find the length of a line parallel to and 1 ft. above the 10-ft. base and included between the legs of the trapezoid.
*October 19, 2013 by Diana*

**Math**

Gina has 24 feet of fence, she wants to make the largest rectangular area possible for her rabbit to play in , what length should she make each side of the rabbit penn?
*May 14, 2014 by Bakare Olanrewaju*

**algebra 2**

ok supposed the base of a triangle is 5 cm greater than the height the area is 52 cm what is the height and length at the base?
*June 13, 2010 by me*

**alegbra**

The base of a triangle is 8 cm greater than the height. The area is 64 cm^2. Find the height and the length of the base.
*March 3, 2011 by Valentine*

**Math**

The area of square JKLM is 25 square units. How many units is the length of one of the sides?
*May 2, 2011 by MathLuv*

**math**

What is the length of the shortest side of the room if the area is 240 sq ft and the longest side of the room is 20 ft?
*February 27, 2014 by TErri*

**Pre Calculus**

Find the measure of the central angle, in radians, given the area of the sector as 22.6 cm2 and a radius equal to 3.7 cm. Round your answer to the nearest tenth.
*March 23, 2011 by Kim*

**MATH**

A kennel owner has 164 ft of fencing to enclose a rectangular region. He wants to subdivide it into 3 sections of equal length. If the total area of the enclosed region is 576 square ft what are the dimensions. I know that the answer is 18 ft by 32 ft or 64 ft by 9ft but not ...
*October 19, 2008 by Brittany*

**robinswood**

the area of a square tetherball court is 260 ft2. what is the approximate length of each side of the court? find answer th the nearest foot? i really have a hard time with these word problem...please help me
*December 20, 2012 by frankie*

**pre algebra help**

A company is making two types of aluminum containers. One is a cylinder with a height of 1.25 feet and a diameter of 1 foot. The other is a rectangular prism with a length of 0.75 foot, a width of 0.75 foot, and a height of 1 foot. Aluminum costs $.02 per square foot. How much...
*May 30, 2012 by amy*

**pre algebra**

A company is making two types of aluminum containers. One is a cylinder with a height of 1.25 feet and a diameter of 1 foot. The other is a rectangular prism with a length of 0.75 foot, a width of 0.75 foot, and a height of 1 foot. Aluminum costs $.02 per square foot. How much...
*May 30, 2012 by amy*

**pre algebra **

A company is making two types of aluminum containers. One is a cylinder with a height of 1.25 feet and a diameter of 1 foot. The other is a rectangular prism with a length of 0.75 foot, a width of 0.75 foot, and a height of 1 foot. Aluminum costs $.02 per square foot. How much...
*May 31, 2012 by amy*

**Geometry**

how do you find the volume and surface area of a square pyramid and sphere when you are given only a volume of 1200?
*May 15, 2008 by Nicky*

**math**

Find the height of this cylinder given that the surface area is 628 square inches and the diameter is 10 inches.
*June 10, 2013 by charlene*

**MATH**

Find the area of a circle with the given radius or diameter. Round your answer to the nearest tenth. Diameter = 42.0 mm
*February 12, 2014 by Cindy*

**math stumped...**

is the solution of 1/3x=21? greater than or less than 21? the volume F of the cylinder is 65n cubic centimeters. the height of the cylinder is 5 centimeters. use the vomula v=Bh to find the area of the base of the cylinder? the total area of triangle is 44 sq in. the area of ...
*September 8, 2013 by scooby*

**classical mechanics**

A hydrometer is a device that measures the density of a liquid. The one shown in the figure has a cylindrical bulb of radius attached to a cylindrical stem of radius and length . When placed in a liquid, the device floats as shown in the figure with a length of stem protruding...
*December 10, 2013 by socorro*

**Physics**

A compound microscope has an objective lens with a focal length of 1.5 cm and an eye piece of focal length 5 cm. It is focused on an object which is at a distance of 1.8 cm. The length of the microscope for normal adjustment is ?
*March 31, 2013 by Clandestine*

**mathematics**

the perimeter of a rectangular field is 140m. if the length is increased by 15m and the breadth is decreased by 5m, the length will become 3 times the bredth. find the length and the breadth of the field.
*April 13, 2013 by Anonymous*

**Calculus**

I do not understand what this question is asking and how to get the result for it: "Suppose we have a metal bar of length L0 metres at temperature T0 in degrees Celsius.When the bar is heated or cooled, the length of the bar changes. The amount that the length changes is ...
*September 16, 2014 by Anonymous*

**math**

Rose’s garden is in the shape of a trapezoid. If the height of the trapezoid is 16 m, one base is 20 m, and the area is 224 m2, find the length of the other base. How do I set up this problem so I can solve it? Thank you!
*September 29, 2007 by Millah*

**Geometry HELP**

Find the area of the parallelogram. (base(s)=10cm, slant/side length(s)=6cm, h=? and the angle measure is 60degrees. a.)15âˆš3 cm^2 b.)30âˆš3 cm^2 c.)15âˆš2 cm^2 I think it's 30âˆš3 cm^2.
*June 10, 2010 by Ariel*

**math**

If the perimeter of a parallelogram is 140 m, the distance between a pair of opposite sides is 7 meters and its area is 210 sq m, find the length of two adjacent sides of the parallelogram.
*September 3, 2011 by Krish*

**math**

If the perimeter of a parallelogram is 140 m, the distance between a pair of opposite sides is 7 meters and its area is 210 sq m, find the length of two adjacent sides of the parallelogram.
*October 7, 2011 by abhishek*

**math**

find the lateral surface area of a right triangular prism if its altitude is five inches and its base is an isoceles right triangle with hypotenuse of length 10 inches
*March 27, 2012 by mary*

**trigonometry**

In the triangle ABC, the sides AB and BC have lengths 7cm and 8cm respectively, and angle B is obtuse. the area of the triangle is 14 root 3 cm^2. Find a.The size of angle B b. The length of AC
*May 3, 2012 by lindsay*

**algebra**

mang pedring wanted to construct a square table such that the length of its side is 30 cm longer than its height. Suppose the area of the table is 2.25m^2, what would be its height?
*July 11, 2012 by Sella*

**8th Grade Math **

Johanna carves a square block of wood that has on one side an area of 872 square inches. To the nearest integer, what is the length of the side?
*October 30, 2012 by Anonymous*

**physics**

A 92-kg man's thighbone has a relaxed length of 0.56 m, a cross-sectional area of 6.0 10-4 m2, and a Young's modulus of 1.2 1010 N/m2. By how much does the thighbone compress when the man is standing on both feet? 1 µm
*March 28, 2013 by zena*

**Algebra Readiness**

Sally bakes two cakes, a square and a circle. The length of the side of the square cake is 8 inches. Find the area and the perimeter of the cake heart.
*February 16, 2014 by Katy*

**Physics**

The Achilles tendon, which connects the calf muscles to the heel, is the thickest and strongest tendon in the body. In extreme activities, such as sprinting, it can be subjected to forces as high as 13.0 times a person's weight. According to one set of experiments, the average...
*November 13, 2007 by Christina*

**PHYSICS**

Referring to the diagram, if c = 32 and theta is equal to 57.6 degrees, find the difference in the length of sides a and b. Another words determine the length of side a, determine the length of side b, and then subtract b from a (a - b). (For example if a = 10 and b = 2, then ...
*August 26, 2011 by JJ*

**n2maths**

the length of the hypotenuse of a rigth triangled triangle is 10cm more than the length of the longer of the 2sides. calculate the lengths of the hypotenuse and the other unknow n side if the length of the shortest side is 50 cm
*September 17, 2014 by alistar*

**science**

A timber specimen of 40.33 mm width,70.07 mm depth and 604mm length and its weight is 798.9g carried loads(kN): 4,6,8,10,12,14,16,18,20,22,24,25.7. and deflection(mm) 0.44,0.87,1.34,1.81,2.29,2.79, 3.39,4.17,5.42,7.21,11.02,21.94 please, 1-find density of timber. 2-determine ...
*September 30, 2011 by emy*

**math**

A cube with edges of length 2 centimeters is buildt from centimeter cubes. If you paint the faces of this cube and then break it into centimeter cubes, how many cubes wil be painted on three faces? how many will be painted on two faces? On one face? How many will be unpainted...
*January 31, 2007 by jena*

**math**

the perimeter of an isosceles triangle is 21 meters. the length of one side is 3 meters longer than the length of the other two sides. find the length of each side.
*July 24, 2011 by Kylie*

**trig**

Given BC = 53 cm, BD = 62 cm, CD = 80 cm, ABC = 53°, and ACB = 66°, find the following. (Round your answers to the nearest whole number.) (a) the length of the chainstay, AC AC = cm (b) BCD BCD = °
*November 16, 2012 by janice*

**calculus**

The function f is continuous on the closed interval [0,6] and has values that are given in the table below. x |0|2|4|6 f(x)|4|K|8|12 The trapezoidal approximation for(the integral): 6 S f(x) dx 1 found with 3 subintervals of equal length is 52. What is the value of K? How do ...
*May 2, 2011 by Kristin*

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