Thursday

April 28, 2016
Number of results: 48,045

**Math**

the length of a rectangular garden is 5 meters more than 3 times its width. The perimeter of the garden is 74 meters. What are the dimensions of the garden?
*September 30, 2013 by Evelyn*

**Geomatry**

John’s backyard is shaped like a rectangle as shown below. The entire yard is grass, except for a 60 foot by 30 foot rectangular swimming pool. NA What is the area of the yard that is grass?
*March 22, 2011 by trina*

**intermediate algebra**

Find two algebraic expressions for the area of each figure. First, regard the figure as one large rectangle, and then regard the figure the figure as a sum of four smaller rectangles t,5,t,3
*July 12, 2011 by swirl swirl*

**Math**

Please help me with this home work Triangle ABC ~ Triangle ADE AD=5; DB=3.5; BC=5.1; AE=6; EC=x What is the length of AB? What is the length of DE? Write an expression that represents AC? What is the length of EC? What is the length of AC? Thank you
*November 11, 2015 by Kenny*

**Geometry**

An isosceles right triangle has an area of 98cm squared. Find the length of each leg. The formula of finding the area of a triangle with one right angle is: (b x h)/2 You know that an isoceles triangles has two equal sides. Those equal sides are the base and height. This means...
*January 15, 2007 by gr8*

**physics(capacitors)**

A sheet of paper 40mm wide and (1.5 x 10^-2) thick is placed between a metal foil of the same width is used to make a 2.0 UF capacitor. If the dielctric constant(relative permitivity of the paper is 2.5 ,what length of paper is required?
*July 25, 2015 by benjamin*

**Re: Physics/Math**

Calculate the ratio of the drag force on a passenger jet flying with a speed of 750 km/h at an altitude of 10 km to the drag force on a prop-driven transport flying at one-fifth the speed and half the altitude of the jet. At 10 km the density of air is 0.38 kg/m3 and at 5.0 km...
*February 10, 2007 by COFFEE*

**Math**

1. A gardener has 30 feet by 20 feet rectangular plot of ground. He wants to build a brick of walkway of uniform width on the border of the plot. If the gardener wants to have 400 square feet of ground left for planting, how wide should he build the walkway? 2. A rectangular ...
*August 11, 2014 by Annika*

**geometry**

Open that link please please help me with my assignments 1. in the figure , the areas of traingle cef, triangle abe, triangle adf are 3,4, and 5 respectively. find the area of triangle aef 2. equialateral triangle abc has an area of square root of 3 and side of length 2. point...
*November 7, 2013 by BARBIE LEE *

**maths**

Given is a quadrilateral ABCD,diagonals AC and BDare such that AO=BO=CO=DO=3cm,where Ois point of intersection of AC and BD then quadrilateral ABCD is a rectangle State true or false with reason
*January 6, 2013 by faizel*

**geometry**

The coordinates for a rhombus are given as (2a, 0), (0, 2b), (–2a, 0), and (0, –2b). Write a plan to prove that the midpoints of the sides of a rhombus determine a rectangle using coordinate geometry. Be sure to include the formulas.
*January 8, 2013 by Anna*

**Physics**

A certain coiled wire with uneven windings has the property that to stretch it an amount s from its relaxed length requires a force that is given by , so its behavior is different from a normal spring. You suspend this device vertically, and its unstretched length is 19.0 cm. ...
*February 25, 2011 by Martha*

**Basic Calculus-Optimization Problems**

Hello, please help me. There is a question where I have to optimize the area of a field that is being fence in like this: [|] i.e. two rectangle fields, side by side: area= 2x by y. I get to use 200ft of fencing. From that diagram and the amount of fencing I have, I made this ...
*March 16, 2012 by mary*

**Physics: Electricity and Magnetism**

Four charges on a rectangle that is 6 cm by 3 cm. All but one of the corners has a positive charge. The magnitudes of the charges are all 8.40e-12 C. What is the net electric field at the center of the rectangle?
*April 10, 2009 by Erica*

**Math**

Use a ruler to create a 6" x 8" rectangle. Cut rectangle on a diagonal. Use the two triangles to create four new shapes. List the most specific shape and its perimeter
*January 13, 2011 by Anne*

**Pre calculus**

A window is made up of a circle embedded in a rectangle so that the diameter of the circle is a side of the rectangle. Find the demensions that will admit the most light if the perimeter ofthe window is 44 meters.
*November 20, 2011 by Haley*

**Geomerty**

If the length of one side of a right triangle is known, the length of the other two sides with corresponding angles can be found. Answers: - only the hypotenuse can be found - this is not true -this is true only if the angles are given in radians What is the answer , please ...
*May 12, 2015 by Randy*

**math**

Harry planned a rectangular garden that was 40 feet long and 10 feet wide. A. What was the perimeter, in feet, of the garden that Harry planned? B. What was the area in square feet, of the garden that Harry planned? C. Suppose Harry decided to change the shape of his garden to...
*April 22, 2013 by Anonymous*

**Help Ms.Sue Please**

1.Find the lateral area of a cone with a radius of 7 ft. and a slant height of 13 ft. Use 3.14 for ð and round to the nearest tenth. 439.6 ft2 324.5 ft2 571.5 ft2 285.7 ft2 2.Find the surface area of a square pyramid with a base length of 24 cm and a height of 16 cm. 1056 cm2 ...
*March 14, 2013 by Deliah*

**math**

a rectangular pen is divided into 6 rectangular strips by fences running parallel to the width of the pen. if 420m of fencing are available, determine the dimensions that give the maximum area possible.
*September 24, 2014 by ok*

**calculus**

A container company is tasked to make an open-top rectangular box with a square base. The box must have a volume of 108cm^(3). let the length of the sides of the square base be x cm and the height h cm. (1) what value of x will produce the minimum outer surface area? (2) What ...
*August 4, 2011 by NIKI*

**pre calc. help!!!!!!**

i am building a rectangular swimming pool. the pool is to have a surface area of 1000 ft.^2. it also has a uniform walk way of 3 ft. surrinding it. X is the lengh of one side of the pool, and Y is te lengh of the other side. A.) express the area of the plot of land needed for ...
*November 16, 2006 by cheryl*

**Calculus**

The following definite integral gives the area of the region between the graph of the function f(x) = Icosx - x^2I (I=modulus), the x-asis, and the lines x=-2 and x=2. the integral of mod cosx - x^2 from -2 to 2. Describe a different region whose area is given by this integral...
*May 19, 2015 by Alex*

**Geometry**

Given b is the midpoint of AC. AB=6x+7 and BC is 18x-4 what is the length of AB BC AC
*October 16, 2011 by Eddie*

**math**

a rectangular garden with an area of 2112 square feet is to be located next to a barn with fencing on three sides and the barn acting as the fourth side.Write a function that gives the length of fencing needed if the length of the side parallel to the barn is x. Find the ...
*April 23, 2013 by Anonymous*

**geometry**

An isosceles trapezoid has base angle 45 degrees and bases of length 12 and 32. Find its area.
*April 28, 2010 by Anonymous*

**math**

What si the volume and surface area of a triangular prism with the dimensions of a 2.5 base, 2.5 height, and 7 length
*June 2, 2010 by bob*

**geometry**

find the area of a regular hexagon with the side length 4m. round to the nearest tenth
*December 9, 2010 by john*

**algebra 2**

the area of the blanket equals 36x^4-64x^2, write an equation that will help you find the length
*June 14, 2012 by tam*

**geometry**

Find the total surface area of a square pyramid with a base length of 18 and height of 12
*June 21, 2011 by Anonymous*

**algebra 2**

the area of a square is numerically 165 more than the perimeter. find the length of the side
*March 18, 2012 by amanda*

**math**

the sides of a rectangular piece of paper is 2:3 if the area is150squarecentimeter find the length of its side
*July 5, 2012 by vedant*

**maths**

the points A(2,3) B(4,-1) C(-1,2) are the vertices of a triangle. find the length and perpendicular from A to BC and hence the area of ABC
*February 2, 2013 by Anonymous*

**Geometry**

Find the area of a parallelogram with sides of length 6 and 8, and with an interior angle with measure 45 degrees.
*June 3, 2014 by Sheenybeany*

**Geometry**

Find the area of a parallelogram with sides of length 6 and 8, and with an interior angle with measure 45 degrees.
*June 4, 2014 by Sheenybeany*

**Math**

State the side length of a square with an area of 27 cm2 in simplified radical form.
*September 25, 2014 by Alex*

**math**

The area of square field is half hectare. Find the length of its diagonal in meter
*December 15, 2014 by Amrita*

**Geometry**

The area of a right triangle is 36. What is the shortest possible length of its hypotenuse? A.6 B.root72 C.12 D.none of these
*July 28, 2015 by Anonymous*

**math**

the area of a rhombus jointly as the length of the two diagonal.transform to the equation of variation?
*September 28, 2015 by nairda*

**math**

the area of a rhombus jointly as the length of the two diagonal.transform to the equation of variation?
*September 28, 2015 by Anonymous*

**math**

The Carsons are putting a rectangle swimming pool in their yard. It will measure 20ft by 12ft. They plan to have a cement walkway around the pool which should measure 4 ft wide. What is the area of the walkway?
*March 25, 2013 by sam*

**college algebra**

Rectangle garden using a wall as one side of the perimeter. What are the dimensions if we have 16ft of fencing and an area of 30sqft. To be clear, you are only using the fencing for 3 sides of the garden.
*March 3, 2016 by jim*

**math**

A rectangle has side lengths of 5 centimeters and 3 centimeters. if the side lengths are doubled, will the area also doubal? Explain
*April 23, 2014 by Dave*

**Algebra**

An open box is to be constructed from a rectangular sheet of tin 3 meters wide by cutting out a 1-meter square from each corner and folding up the sides. The volume of the box is to be 2 cubic meters. What is the length of the tin rectangle?
*October 3, 2011 by Sejul*

**Trignometry pls help**

1. The radius of the circumscribed circle of the triangle ABC is 15 cm. Given that B is a 49-degree angle, find the length of side AC. 2. The radius of the circumscribed circle of the triangle ABC is r cm. Given that B is a â-degree angle, find the length of side AC, in terms ...
*April 11, 2010 by Sally K*

**Math**

A square table has an area of 2116 square inches. A tablecloth hangs 3 inches over each end of the table. a. What is the length of one side of the table? b.What is the area of the tablecloth? a. I know is 46 inches Please help me to figure out b. Thank you.
*January 28, 2016 by Katie*

**Physics**

An athlete whirls a 6.6 kg hammer tied to the end of a 1.2 m chain in a simple horizontal circle where you should ignore any vertical deviations. The hammer moves at the rate of 1.02 rev/s. What is the centripetal acceleration of the hammer? Assume his arm length is included ...
*January 7, 2016 by Abby*

**math(help)**

1.23/40-9/30 A.0 B.1 C.1/2 2.simone measures the width of one cardboard strip as 1/2 yd.a second cardboard strip measures 5/6 yd in width.estimate the combined width of the cardboard strips. A.about 1/2 yd B.about 1 yd C.About 1 1/4 D.about 1 1/2 yd for questions 3-8 find the ...
*November 26, 2013 by darla*

**algebra**

the cube root of the volume of a cube gives the length of one side of the cube. volume=343cm cubed a. find the side length of the cube shown b. find the area of each face of the cube i have no idea how to do this!
*September 7, 2008 by amanda*

**math**

Jane decides to build a wooden pencil box. She allows 32cm along the diagonal. The width of the box is to be 8cm. find the angle that the diagonal makes with the length of the box.
*April 16, 2013 by johnny*

**Algebra 2**

Dymond is painting a rectangular banner for a football game. She has enough paint to cover 120 ft^2. She wants the length of the banner to be 7 ft longer than the width. What dimensions should Dymond use for the banner?
*October 31, 2014 by Taylor*

**math**

Laptop screen sizes are determined by the length of the diagonal portion of the screen. A laptop has a 12 inch width and the height measures 10 inches draw a diagram and calculate the screen size.
*March 25, 2016 by Anonymous*

**math**

You have several 5x11 rectangles, using only these rectangles, what can you make? A) 39x54 rectangle? B) a 39x55 rectangle? Plz help my parents are at work and sisters are doing homework, I'm 9 help!!! ( math due tomorrow!! )
*September 11, 2014 by RIZ*

**College Algebra**

Part 1: Measure the distance of the diagonal (from one corner to the opposite corner) of the screen on your computer monitor to the nearest tenth of a centimeter or sixteenth of an inch. Measure the height of the screen along the vertical as well. Use the Pythagorean theorem ...
*January 25, 2009 by Nicole*

**Algebra**

The base of rectangle is 3cm more than twice the height the perimeter is 60cm find the base and height of the rectangle
*October 1, 2013 by Raman*

**Algebra maths**

The base of rectangle is3cm than twice the height. The perimeter is 60cm find the base and height of a rectangle
*October 1, 2013 by Raman*

**Math **

Which parallelograms have perpendicular diagonals? A. rectangle, rhombus B. square, rhombus C. square, rectangle D. none I know the answer isn't C.
*January 4, 2014 by anon*

**math**

The points (-10,5) and (4,5) are two vertices of a rectangle. Find two other points that make a rectangle with a perimeter of 44 units.
*January 9, 2014 by Zoelle*

**Math**

The area of a trapezoid is 66 sq units. The length of its longer base is 4 units longer than the length of its shorter base, and its height is 7 units longer than the length of its shorter base. Find the length of each base and the height of the trapezoid.
*January 4, 2012 by Beatrice*

**Geometry**

Circle O is inscribed is square ABCD, and at the same time, is circumscribed about square PQRS. WHich are is the smaller area, the region inside the inscribed circle minus the area of square PQRS or the are inside square ABCD minus the area of the inscribed circle? The length ...
*May 20, 2012 by Anonymous*

**math**

Amanda puts 2 rectangles together to form a new rectangle. both rectangles have a height of 3 inches. the base of one rectangle is 2 inches. the base of the other is 4 inches. if Amanda puts 10 of each rectangle together , end to end, what will be the distance around the new ...
*May 22, 2014 by emily*

**math**

The perimeter of a rectangular pool is 84 feet. The width of the pool is half the length. What are the measurements of the rectangular pool?
*March 20, 2012 by ali*

**math**

what is the volume of a cube with its height being 6cm it length being 4cm and its width being 6cm
*April 26, 2012 by Anonymous*

**MATH 12U**

Mary leaves a dock paddling her canoe at 3m/s. She heads downstreamat an angle of 30 degrees to the current which is flowing at 4 m/s. a) How far downstream does Mary travel in 10s? b) What is the length of time required to cross the river ifits width is 150 m?
*February 24, 2011 by Kevinn*

**Math**

You plan to construct a brick wall measuring 4.5 m in length, 1.2 m high, and 0.5 m in width. If a brick measures 20 cm x 9 cm x 5 cm, how many bricks will you need? Total volume (to the nearest tenth) = ________ cubic meters. The number of bricks =_________ .
*June 14, 2012 by Leo*

**computer programming**

. Design an application that displays the number of square feet in a house. Declare and initialize the length and width of the house to 37 and 22, respectively. Go into your source code and change the initialization values. Rerun the application
*September 12, 2013 by james love*

**Math**

Danny has a yard in the shape of a parallelogram: width- (50 m) length- (60 m) height- (60 m) he want to split it into 3 pieces, with more than one type of shape. they should all have equal perimeter. the perimeter can not be in decimals. (Help please)
*February 2, 2014 by George*

**Math**

Danny has a yard in the shape of a parallelogram: width- (50 m) length- (60 m) height- (60 m) he want to split it into 3 pieces, with more than one type of shape. they should all have equal perimeter. the perimeter can not be in decimals. (Help please)
*February 2, 2014 by Dane*

**Calculus**

A box with a square base and no top is to be built with a volume of 4000 in3. Find the dimensions of the box (Length, Width, Height) that requires the least amount of material. How much material is required at the minimum?
*November 4, 2015 by E*

**algebra**

Choose some other possibilities for the dimensions of the pen using all 20 feet of the fencing for the 3 sides that are needed. Make a table that uses the distance d, away from the house (in the diagram it’s 5 feet or the width) as input and the area as output. d A 5 ?
*October 12, 2011 by Anonymous*

**Physics!! Help!!!!!**

A wire of length L and cross-sectional area A has resistance R. What will be the resistance R_stretched of the wire if it is stretched to twice its original length? Assume that the density and resistivity of the material do not change when the wire is stretched. Express your ...
*February 15, 2012 by Melissa*

**Physics, still don't get it!**

Suppose a monatomic ideal gas is contained within a vertical cylinder that is fitted with a movable piston. The piston is frictionless and has a negligible mass. The area of the piston is 3.06 10-2 m2, and the pressure outside the cylinder is 1.02 105 Pa. Heat (2109 J) is ...
*April 18, 2007 by Mary*

**math**

if A (2, -1) and B (4,7) are endpoints of a diameter of a circle, what is the area of the circle? a)16pi b) 17pi c) 18pi d)144pi e)1156pi Plot the two points and join 'em with a line. Now plot another point C (4, -1). And then simply run a line from B down to the new point and...
*June 24, 2005 by Christine*

**math**

the length of the base of a triangle is smaller than its base.the area of triangle is 1/2x^2+2x+3/2.what is he length of he base
*April 19, 2013 by anju*

**algebra word problem**

Rectangle garden using a wall as one side of the perimeter. What are the dimensions if we have 16ft of fencing and an area of 30sqft. To be clear, you are only using the fencing for 3 sides of the garden.
*March 3, 2016 by hary*

**physics**

A textbook is 23cm long, 18cm wide and 4cm deep and its mass is 1.8 kg. Find the work required to accelerate it from rest to an angular speed of 2.75 rad/s spinning about the: -length axis -width axis -depth axis
*October 28, 2010 by Jadyn*

**engr 109**

Calculate the resistance of a 1 mile length of wire if the conductivity (sigma) is 5.7x10^5 (ohm-cm)^-1 and the diameter of the wire is 1 inch. The formula for resistance is R = length/(sigma*Cross-sectional area) but all of the units must be consistent. The correct answer is ...
*February 18, 2011 by r*

**Physics**

The drawing shows two crates that are connected by a steel (Young's modulus 2.0 x 1011 N/m2) wire that passes over a pulley. The unstretched length of the wire is 1.8 m, and its cross-sectional area is 1.4 x 10-5 m2. The pulley is frictionless and massless. When the crates are...
*October 26, 2013 by Taylor*

**geometry**

the bases of two triangles are the same length. The altitude of the first triangle is 5 cm and the area of the second triangle is 3 times the area of the first. what is the altitude of the second triangle?
*July 17, 2011 by justine*

**algebra 1**

A picture that measures 7 inches by 7 inches is being framed. The area of the frame is 32 square inches. What is the width of the frame?
*April 13, 2008 by Jeannine*

**geometry**

The height of a triangle is 12 centimeters greater than the width of its base. If h represents the height of the triangle, then the area of the triangle as a function of h is
*November 15, 2011 by lola*

**math**

a deck surrounds a pool and the deck area is 592 square meters and deck width is 4 m. the pool dimension =(w + 4)(w + 14) l = w+10. what does w =?
*February 23, 2012 by lynn*

**Algebra 1**

Could you maybe walk me through this Algebra word problem? Here is the problem: Anita wants to put a moat around her rectangular castle. The castle is 45 ft by 60 ft. Let m be the width of the moat. 1. Write a polynomial that represents the total area of the castle and moat. 2...
*February 22, 2014 by Ginny*

**math**

The area of trapezoid is h( b1+b2)/5,where h is the altitude, and b1 and b2 are the lenghts of the parallel bases. If trapezoid has an altitude of 5 inches, an area of 55 square inches , and one base 12 inches long, what is the length, in inches, of its other base?
*April 20, 2011 by Please help*

**math**

The area of trapezoid is h( b1+b2)/5,where h is the altitude, and b1 and b2 are the lenghts of the parallel bases. If trapezoid has an altitude of 5 inches, an area of 55 square inches , and one base 12 inches long, what is the length, in inches, of its other base?
*April 20, 2011 by Please help*

**math**

i am really stuck on this application problem in my quadratic equations unit... find the width of a uniform concrete path placed around a 30m by 40m rectangular lawn if the concrete has an area that is 1/4 of the lawn.
*December 11, 2008 by garry*

**algebra 1 NEED NOW!!! PLEASE HELPPP**

A rectangular picture measuring 3 in. by 7 in. is surrounded by a frame with uniform width x. Write a quadratic function in standard form to show the combined area of the picture and frame.
*July 1, 2013 by lisa*

**math**

points P(4,12), Q(9,14), and R(13,4)are the three vertices of a rectangle. a. find the coordinates of the fourth vertex, S. b. write a short description of how you found the coordinates of S. c. find the lengths of the diagonals of rectangle PQRS. COMMENT on your results. pls ...
*October 16, 2010 by Ted*

**Algebra 1**

37. Graph the line y = 4x + 2. Give the equations of three other lines that together with the line y = 4x + 2 would form a rectangle. Graph your rectangle. This is the last question that I have for this homework assignment, and I'm completely confused. Please help!
*March 5, 2014 by Alex*

**college algebra**

The Johnsons plan to put down all-weather carpeting on the porch. The length of the porch is 2 feet longer than twice the width, and the perimeter is 64 feet. Find the dimensions of the porch.
*September 16, 2015 by Cornelius*

**math**

The length of a football field is 120 yd. The width of the football field is 50 yd. Which is the correct unit of measurement to use when figuring out how much rope is needed to surround the field? A. yd B. yd2 C. yd3
*March 4, 2016 by jake*

**Mathematics**

A rectangular garden 50 m long and 34 m wide is surrounded by a uniform dirt road. Find the width of the road if the total area of the garden and road is 540 m^2. Explain your solution
*October 21, 2011 by Dimas*

**math**

You are planting a rectangular garden. It is 5 ft longer than 3 times its width. The area of the garden is 250 ft^2. Find the dimensions of the garden. I set it up like this: 3x +5 = 250 where x=8l.7. Is this correct so far, if so what do I do next? Thanks
*April 21, 2012 by Jane*

**Advanced Algebra Honors**

A rectangular garden 50 m. long and 34 m. Wide is surrounded by a uniform dirt road. Find the width of the road if the total area of the garden and road is 4292 m^2.
*February 7, 2013 by Linda*

**Earth Science**

Two different areas of the United States receive the same amount of rainfall during a day. Area A has soil that contains many large pores and rocks made of sandstone. The soil in Area B is mainly heavy clay. Area A is a desert. Area B is a swamp. For each area (Area A and Area...
*September 29, 2012 by Nuvola*

**Applied Maths**

Given that position vector a=4i+2j, position vector b=13i+5j are the vectors of A and B respectively. Given also that C lies on the line AB such that (Ab/AC)=3. Find vector AB, vector AC and the position vector of C. Given that vector BD=2i+4j, show that D lies on the line AB ...
*October 20, 2008 by Claire*

**maths help**

Hi MY question is if a cylinder has a volume of 72cm cubed and a cross-sectional area of 18cm squared. Work out the height of the cylinder Can someone show me how we do it by the steps The volume of a cylinder is given by volume = (cross-sectional area) x height so height = ...
*April 23, 2007 by Ali*

**Analytic Geometry**

A square is a quadrilateral with four equal sides. The area of a square is equal to square of its sides. The diagonal of a square is a line segment joining any two non-consecutive side. Find the area of a square and the length of its diagonal whose vertices are (3,1), (-1,5), ...
*August 10, 2014 by Jnr John*

**Math**

a parallelogram has a height of 5 cm and a base of 10cm. what happens to the area if the parallelograms measurements double to a height of 10cm and a base of 20cm? A. the area doubles.<my answer B. the area is quadrupled. C. the area stays the same. D. the area is cut in ...
*March 18, 2016 by keykat*

**math**

The area of a circle with radius r is given by the formula A=πr^2. If a circle has area 36π square inches, what is the radius?
*December 7, 2011 by mandy*