Sunday

August 28, 2016
Number of results: 49,456

**algebra 1**

the area of a rectangle with the base of 3x-1 and the height of 2x-2, and a square with the base 2x+2 and the height of 2x+2
*September 10, 2013 by Hailey Collins*

**grade 9 math**

can you please help me with this question, i'm completely lost. talia's uncle owns a warehouse and he has given Talia an area in which to store the computer supplies for his company. her uncle gave Talia 40 m of rope and told her to section off a rectangular area in a corner ...
*June 7, 2009 by swati*

**Physics mit 2.01x**

F13Q1_1: COMPOSITE BAR UNDER DISTRIBUTED LOADING The composite bar AB has length L and is fixed at A(x=0). The bar has a constant cross-section and is composed of two steel plates, of modulus Es=2E0 sandwiching a copper core of modulus Ec=E0. The steel plates and the copper ...
*July 15, 2014 by Michael*

**Algebra**

how to solve this: what is the largest rectangular area that can be enclosed with 400 ft of fencing? What are the dimensions of the rectangle? Could someone write the equation. I know how to solve it without an equation but I want to know the equation. would it be a quadratic?
*November 7, 2010 by Amy*

**yetf8edfueidcyt87e**

a farmer wishes to fence off a rectangular field with 1,000 feet of fencing.if the long side of the field is along a stream, express the area of the field as a function of its width
*October 13, 2012 by lara*

**math**

A factory is to be built on a lot measuring 210 ft by 280 ft. A local building code specifies that a lawn of uniform width and equal in area to the factory must surround the factory.
*September 7, 2015 by Marie*

**physics**

A rod of length 30.0 cm has linear density (mass-per-length) given by lambda = 50.0 g/m + 20.0 y g/m2 , where y is the distance from one end, measured in meters. (a) What is the mass of the rod? (b) How far from the y = 0 end is its center of mass?
*May 18, 2013 by Anonymous*

**math**

Suppose that a given parallelogram is not a rhombus or a rectangle. Which of the following can you conclude about this parallelogram A) It is a square. B) Its angles are not all congruent. C) Its diagonals are perpendicular bisectors of each other. D) None of the above
*October 11, 2009 by chandice*

**geometry**

Determine the name of the quadrilateral that fits the given property. Only one pair of opposite sides is parallel. This quadrilateral is a _________. A. kite B. rectangle C. rhombus D. square E. trapezoid
*March 19, 2012 by Sarah*

**physic 108**

A charged nonconducting rod, with a length of 3.83 m and a cross-sectional area of 5.69 cm2, lies along the positive side of an x axis with one end at the origin. The volume charge density ρ is charge per unit volume in coulombs per cubic meter. How many excess electrons ...
*January 21, 2013 by k*

**Math Geometry**

the area of a triangle is 1/2 bh find the area of the given triangle: when b=50 inches h= 15 inches
*July 24, 2008 by Kendall*

**Math**

the formula for the surface area of a cylinder is: A=2πrh+2πr^2 If the height of the cylinder is 10 inches, and the surface area is 200 sq. inches, determine the length of the radius
*April 29, 2012 by Nancy*

**Algebra**

If a square handkerchief has an area of w^2+4w+4feet, what is the length of one side?
*July 31, 2010 by Alex*

**math**

find the length of a side of a square whose area is 400 cm^2
*August 30, 2011 by eliza*

**Geometry**

the area of a regular hexagon is 35" squared. Find the length of a side.
*March 14, 2011 by ryan*

**geometry**

Find the surface area of a tetrahedron that has edges the length of 12 centimeters.
*May 24, 2011 by JOY*

**Geometry**

The area of a regular hexagon is 35in.2. Find the length of the side.
*May 25, 2011 by Meg*

**Math **

Write a function rule for the area A(n) of a square when you know length n of a side?
*October 23, 2011 by Jenny*

**Math**

If a triangle has a height of 24cm and an area of 240cm2, what is the length of its base?
*January 5, 2012 by Nicole*

**math**

values for area and length of right triangular prism with volume of 6
*January 31, 2012 by nicole*

**algebra 2**

find the area of the sector of the disk of radius r=16 and with arc length s=16
*October 18, 2012 by Emily*

**math**

triangular window 4feet tall. area 24. what is length of base?
*July 9, 2015 by bertha*

**Math**

Area of a rhombus is 72 ft. and the product of the diagonals is 144 ft. What is the length of each diagonal?
*March 10, 2016 by Sue*

**Math**

Area of a rhombus is 72 ft. and the product of the diagonals is 144 ft. What is the length of each diagonal?
*March 10, 2016 by Sue*

**Geometry **

Area of a rhombus is 72 ft. and the product of the diagonals is 144 ft. What is the length of each diagonal?
*March 10, 2016 by Sue*

**Geometry**

Area of a rhombus is 72 ft. and the product of the diagonals is 144 ft. What is the length of each diagonal?
*March 10, 2016 by Sue*

**STAT**

Assume that women’s heights are normally distributed with a mean given by µ = 64.6 inches and standard deviation given by σ = 2.2 inches. What area under the normal curve corresponds to the probability that a woman’s height is between 63.7 inches and 64.7 inches?
*October 12, 2013 by Jacky*

**MATH**

One side of a rectangle is 53cm another, another side is 29 cm. What is the perimeter of the rectangle
*April 10, 2011 by JORDAN*

**math**

If the rectangle is 53 cm on one side and the other side is 29 cm what is the perimeter of the rectangle.
*March 20, 2014 by zoye*

**Math **

Bottom part of the greenhouse has a length of 350cm a width of 220cm and a height of 250cm. The angle at the peak of the roof measures 90 degrees. Sketch the frame and label it with its actual dimensions. How do I calculate the actual demensions?
*January 8, 2013 by Anonymous*

**pre cal**

Q1: Find the length and midpoint of segment PQ given P(3,2) and Q(-1,4) Q2: The midpoint of AB is M(1/2 , 6). Given A(3,7), find the coordinates of B.
*May 14, 2009 by maxine*

**math**

Find the weight of the contents of a right rectangular prism with length 1 ft, width 6 ft, and height 2.5 ft if the contents weigh 0.02 pounds per cubic inch. I think the answer is 31.2. Is this right?
*November 13, 2007 by robert*

**5th grad math**

what is the difference between cubic unit and volume? I know that volume is length X width X height but wouldn't the cubic units come out to the same answer?
*October 26, 2009 by Jenny*

**7th Grade Math**

You are pouring water from a cylindrical can is 7 cm in diameter and 10 cm high into a rectangular pan that is 20 cm in width, 9 cm in length and 14 cm deep. How many cans, can you pour into the pan? Use 22/7 for pi.
*February 23, 2012 by Erikka*

**Algebra**

What is the value of b in the triangle shown below? the trianle they show is a right triangle and the length shows 3b...the width just shows b...and the inside says 24 in^2 A.–4 in B.4 in C.±4 in D.no solution I think i is B..but its a guess..?
*February 24, 2013 by Cassie*

**Algebra**

What is the value of b in the triangle shown below? The triangle they are showing is a right triangle...the length is 3b and the width is b...on the inside of the triangle it says 24in^2. A.–4 in B.4 in C.±4 in D.no solution Please help I do not know how to do these...if I had...
*February 25, 2013 by Cassie*

**Algebra**

The Johnsons framed a family picture to hang on the wall. The length of the frame is 22 inches and the width is 14 inches. Use the formula to find the perimeter of the frame. Show your work.
*May 23, 2015 by Peach*

**math**

1. A wire of length x is bent into the shape of a square. Express the area A as a function of x only. 2. A circle of radius x is inscribed in a square. Find the area inside the square but outside the circle as a function of x only.
*April 16, 2008 by Josh*

**Math**

Choose the most specific term that will make the following statement true. Do not assume anything more than the information given. I am a ____ because my opposite sides are congruent and parallel. square rectangle parallelogram rhombus
*April 13, 2014 by lina*

**Physics**

A wire of cross-sectional area 5.00x10^-6 m^2 has a resistance of 1.75 ohm. what is the resistance of a wire of the same material and length as the first wire, but with a cross-sectional area of 8.75x10^-6 m^2? I really want to understand what to do here, so detailed steps ...
*February 12, 2013 by Jamie*

**Java Programming cpt167**

SPECIFIC DIRECTIONS The cabin specifics: it’s still a simple rectangular structure, but now you’re only concerned with the walls—we’ll just forget about the ceiling for the rest of our planning exercises. You’ll still need to request the users name, length of the room, its ...
*September 16, 2015 by Traci*

**algerbra**

who invented algerbra and why is it important I searched on the internet and found notations as far back as 1850 BC (that's a long time ago) by a plethora of nations (Egypt, India, and others). Your next question is easier to answer. MOST of the work required of students is ...
*September 19, 2006 by helen*

**physics**

A rod of length 30.0 cm has linear density(mass-per-length) given by [lambda]= 50.0g/m + 20.0x g/(m^2) where x is the distance from one end, measured in meters.(a) What is the mass of the rod? (b) How far from the x=0 end is its center of mass? never mind. i got it.
*April 19, 2007 by jean*

**math**

If rectangular workroom with a perimeter of 26 feet. The length of workroom is 6 feet. What is the width?
*November 2, 2014 by koy*

**Math **

A Rectangular garden has length twice its width. The perimeter of the garden is 54 m. What is its perimeter?
*August 3, 2016 by Miyuki *

**math**

thanks anyone! A right prism has a polygonal base with n sides. Each side has a length of 5 in. The altitude of the prism is 20 in. If the base had n+1 sides, each still having a side of length 5 in, by how much, in square inches, would the lateral area of the prism increase ...
*August 23, 2011 by scott*

**Surface Area**

[Given] Fiber Linear Density = 1 denier = 1 g/9000m Fiber Density = 1.14 g/cm^3 [Find..] Fiber surface area in cm^2/g Assume that the fiber strand is a uniform cylinder [Answer] Surface area = 3,150 cm^2/g ....... how do i get to the answer? my professor gives us these notes: ...
*September 14, 2007 by COFFEE*

**Math**

The circular area A in square centimetres of a healing wound is given by A(r)=πr^2 Where r =the radius in centimetres. Find the rate of change of the area with respect to the radius. My work: I'm not really sure if this is correct but I gave it a try. Dy/dx =π*2r^2-1...
*February 24, 2016 by Nicki*

**college algebra2**

the area of a quadrilateral is 200 square feet and its longest side is 20 feet long. find the length of the longest side of a similar polygon whose area is 400 square feet.
*February 12, 2016 by misha*

**Math **

If a ray divides an angle into two acute angles, then it bisects the original angle Find the maximum area of a rectangle with the perimeter of 54 cm. Do ray CD and ray CE form line DE?
*November 1, 2009 by Anonymous*

**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 as a sum of four smaller rectangles 3 t,t,5
*July 10, 2011 by swirl*

**college algebra**

find two algebraic expressions for the area of each figure. first ,regard the figure as one large rectangle, and then regard the figure as a sum of four smaller rectangles x,10,8x
*January 2, 2014 by its a secret*

**Math - PreCalc (12th Grade)**

The function f(x) = x2 − 5 is defined over the interval [0, 5]. If the interval is divided into n equal parts, what is the area of the kth rectangle from the right? A) [(2+k(5/n))^2+5](5/n) B) [(k(3/n))^2−5](5/n) C) [(k(5/n))^2+5](5/n) D) [(k(3/n))^2+3](5/n) E) [(k...
*March 21, 2014 by Shawna*

**calculus**

Find the area of the largest rectangle (with sides parallel to the coordinate axes) that can be inscribed i nthe region enclosed by the graphs of f(x)=18-x^2 and g(x)=2x^2-9. Is it equal to about 67.67? I have no idea finding the answer by using max or min. Can anyone please ...
*January 4, 2009 by Katie*

**Math**

The width of a rectangle is fixed at 16 cm. What lengths will make the perimeter greater than 78cm? Would the answer be 23 because 16*2+23*2=78cm or would the answer be 24. Because the perimeter is greater than 78cm
*April 8, 2010 by Richard*

**chemistry**

Given a balloon you have at home, to determine the barometric pressure in your area. Record the pressure below. Your balloon contains 22 grams of Carbon dioxide. Use the following link to determine the temperature in your area. and then use the following to convert to Kelvin. ...
*June 1, 2012 by amy*

**math**

find the area between the x-axis and the graph of hte given function over the given interval: y = sqrt(9-x2^2) over [-3,3] actually, it's y = sqrt(9-x^2) over [-3,3]
*April 18, 2007 by jamay*

**Math**

6.A rectangle has a coordinate at (3,5),(3,8) and (9,5).Plot the points to determine the coordinate of the fourth point. a)(-3,5) b)(9,8) c)(8,9) d)(-9,8)*** 9.What is the length of the line segment between M(2,-9) and N(2,-14)? a)5 units*** b)6 units c)15 units d)23 units
*April 14, 2015 by #HOMEWORK*

**Math**

6.A rectangle has a coordinate at (3,5),(3,8) and (9,5).Plot the points to determine the coordinate of the fourth point. a)(-3,5) b)(9,8) c)(8,9) d)(-9,8)*** 9.What is the length of the line segment between M(2,-9) and N(2,-14)? a)5 units*** b)6 units c)15 units d)23 units
*April 14, 2015 by #HOMEWORK*

**algebra**

2x + 3y is less than or equal to 6 solve b=6c for c The length of a rectangle is fixed at 15cm. What widths will make the perimeter greater than 80 cm? solve the compound inequality: 6>-5x + 5 or 10 is less than or equal to -5x+4
*August 23, 2010 by Bubba*

**Algebra**

A rectangular pen for a pet is 5 feet longer than it is wide. Give possible width of the pen if its area must be 204 and 750 square feet, inclusively.
*March 26, 2012 by Jennifer*

**college algebra**

A large rectangular movie screen in an IMAX theater has an area of 7200 square feet. Find the dimensions of the screen if it is 10 feet longer than the width.
*September 6, 2014 by jai*

**pioneer math**

last year mr smith's rectangular garden has a width of 4 meters and an area of 24 square meters this year he wants to make it three times as long and twice as wide
*November 10, 2015 by Isaac *

**MATHS HELP plz!!**

A parcel in the form of a rectangular block is held together by three pieces of tape as shown in the diagram . The parcel has square ends of side x cm and is y cm in length. Express the total length of tape in terms of x and y. Given tat the total length of tape is 450 cm, ...
*December 4, 2014 by Dia*

**ART & DESIGN**

IN ART & DESIGN CAN YOU TELL ME WHAT A RECTANGLE WITH THE WORD "LINE" INSIDE IT MEANS? Since this is not my area of expertise, I searched Google under many different key words, but I couldn't find any applicable sources. Sorry that I could not help. Thanks for asking.
*September 7, 2006 by JANE*

**Math please help**

I am so confused on how to set this up then solve please help. For a rectangle with area 100 to have the smallest perimeter what divisions should it have? Would I use 2L+2W=P, A=xy, or what. I know it is probably something really simple and I am just not seeing it.
*November 6, 2014 by Jennifer*

**Math**

1.)A picture 8 in. by 12 in. is placed in a frame which has a uniform width. if the area of the frame is equal to the area of the picture, find the dimension of the frame 2.)Arman has 1160 annual income from bonds bearing 3% and 5 % interest. then he added 25% more of the 3% ...
*October 7, 2013 by Lewis*

**Algebra 2 - Direct Variation**

I already did this problem but i decided to check my self since my answer wasn't withthe status quo of the rest of the answers i checked twice and got the same answer. But will someone double check me. The designers fo the Parthenon, a Greek Temple completed in 432 B.C., ...
*January 23, 2008 by Alan*

**Algebra**

Rose's garden is in the shape of a trapezoid. If the height of the trapezoid is 16m, one base is 20m, and the area is 224 m squared, find the length of the other base. The height dimension h is measure perpendicular to the to parallel "base" sides, a and b. The area is h*(a+b...
*March 13, 2007 by Judy*

**math;)**

a kitchen is shaped like a rectangle with dimensions of 11 1/2 ft. by 9 1/2 ft. the floor of the room is made of square tiles with a side length of 1.2 ft. What is the number of tiles that will cover the kitchen floor?
*February 9, 2014 by May*

**Math**

The dimensions of a rectangular prism are Length 2/14 feet width 1 foot Height 1 1/4 feet. The length of the sides of a small cube are 1/4 foot each. Part A. How many small cubes can be packed in the rectangular prism? Part B. Use the answer obtained in Part A to find the ...
*July 20, 2016 by Anonymous*

**math**

Find the weight of the contents of a right rectangular prism with length 13 ft, width 6 ft, and height 2.5 ft if the contents weigh 0.02 pounds per cubic inch. I think the answer is 31.2 but I'm not sure. Is this right?
*November 13, 2007 by robert*

**Math**

A 10-gal aquarium is 3 in. higher than it is wide. Its length is 21 in, and its volume is 2730 in^3. What are the height and width of the aquarium? x(x+3)......x^2+3x 21(x^2+3x).... 21x^2+63x-2730..... I am stuck.....I think I am doing it wrong. I have the answers but I dont ...
*July 13, 2008 by Aniya*

**math**

A gallon of paint covers about 350 square feet how many gallons would be required to paint a room that is 11 ft in length 10 1/2 in width and 9 ft 7 inches in height. round up to the nearest gallon
*April 20, 2009 by yorkie16*

**Algebra 2**

A rain gutter is made by bending up the edges of a piece of metal of width 36 in. If the length of the piece of metal is 24 in., find the height that maximizes the volume. I need all of the steps to get to the answer.
*April 22, 2011 by Brandon*

**algebra**

The Parker’s are installing a wooden fence in their backyard. They have 330 feet of wood. The length can be no more than 90 feet. Write and solve an inequality to find the maximum width of the fence.
*February 25, 2014 by ciara*

**algebra**

The Parker’s are installing a wooden fence in their backyard. They have 330 feet of wood. The length can be no more than 90 feet. Write and solve an inequality to find the maximum width of the fence.
*March 1, 2014 by billy*

**Algebra**

The Parker’s are installing a wooden fence in their backyard. They have 330 feet of wood. The length can be no more than 90 feet. Write and solve an inequality to find the maximum width of the fence.
*June 9, 2014 by Gator*

**Math**

Sondra is trying to figure out how much fence material to buy for her rectangular garden. The garden is 18 feet long, and its width is 1/3 of its length. How many yards of fencing should she buy?
*February 12, 2015 by Sis*

**Math**

About. 7.5 gallons of water filled up 1 cubic foot of space. How many gallons of water will fill a goldfish pool shaped like the prism shown. 3 ft for length 3.5 ft for width 1.5 ft for height
*March 22, 2016 by Anonymous*

**math**

my math homework tells me to find the area of a circle using it's circumference. the circumference given was. can someone explain to me how to find the area?
*April 13, 2015 by elijah*

**math**

An Engineer is designing a bolt to fit a new machine. The bolt was the shape of a hexagon with a cymetrical hole in its center. The greatest distance across the bolt is 1.25cm, and the depth of 0.5cm. The diameter of the whole is 0.75cm while each side of the bolt has a length...
*February 8, 2009 by hector*

**Precalculus**

A barn has 150 feet of fencing and there are 3 rectangular corrals of identical dimensions along the back wall of the barn. The sides of each corral are attached to the barn and fencing is not needed along the back wall of the barn. If each corral is 30 ft. long (front to back...
*October 8, 2012 by Cynthia*

**algerbra**

Katy has a rectangle field that is 700 feet wide one portion of the field is 2x long the other portion is 14y. Use the distributive property to find an expression for the area of the field.
*December 9, 2012 by pat*

**Geometry **

Regular pentagons A and B are similar. The apothem of Pentagon A equals the radius of Pentagon B. Compare the areas. The area of Pentagon A is equal to 1.49 times the area of Pentagon B. The area of Pentagon B is equal to 1.49 times the area of Pentagon A. The area of Pentagon...
*April 7, 2016 by SkatingDJ*

**Math**

Please help! Economy drapes for a certain size window cost $90. They have shallow pleats, and the width of the fabric is 2 times the window width. Luxury drapes of the same fabric for the same size window have deeper pleats. The width of the fabric is 3 times the window width...
*November 13, 2012 by Anon*

**Calc**

A wire 9 meters long is cut into two pieces. One piece is bent into a square for a frame for a stained glass ornament, while the other piece is bent into a circle for a TV antenna. To reduce storage space, where should the wire be cut to minimize the total area of both figures...
*October 28, 2010 by Pierre*

**geometry**

given that BD and AC are perpendicular, what is the length of Ac? AB=9.4 BD=7.9 BC=23.2
*April 27, 2011 by ashlie*

**math**

A field is 225 m long and 175 m wide. It has two roads in its centre of uniform width of 5 m, one parallel to its length and the other parallel to its breadth. Find the cost of levelling the at rupees 3 per square metre
*December 17, 2014 by manav*

**Calculus 2**

Suppose that a spring has a natural length of 25 cm, and that 8 J of work is needed to stretch from a length of 50 cm to 80 cm. How far beyond its natural length will a force of 32 N keep the spring stretched? **I've tried calculating the spring constant using ...
*April 25, 2016 by David*

**Math help!! for finals**

1.)A picture 8 in. by 12 in. is placed in a frame which has a uniform width. if the area of the frame is equal to the area of the picture, find the dimension of the frame 2.)Arman has 1160 annual income from bonds bearing 3% and 5 % interest. then he added 25% more of the 3% ...
*October 7, 2013 by Lewis*

**geometry**

The area of an ellipse in the form (x*x/a*a)+(y*y)/(b*b)=1 is A=3.14*ab. For this ellipse, a+b=20. a. write the area of the ellipse as a function of a. b. Find the equation of the ellipse with an area of 264 square centimeters. c. Complete the table and make a conjecture about...
*April 10, 2009 by Priscilla*

**math**

ABC is a right-angled triangle atB. AB=(3x+2)cm and BC=2CM.GIVEN THAT THE AREA OF THE TRIANGLE IS 85CM SQUARE FIND THE VALUE OF X. Say that the height= 3x+2 base= 2 Area of a triangle equals 1/2 base times height so... (1/2) of the base is 1 and 1 times the height (3x+2) is 3x...
*July 4, 2007 by c*

**College Algebra**

The length of a rectangle is fixed at 18 cm. What widths will make the perimeter greater than 78 cm.? *widths must be greater than __cm. I have been working at this for two hours and even after reviewing my readings I am just as confused as ever.
*February 16, 2010 by Tanya*

**Math**

5. Find the surface area of the cylinder to the nearest whole number. (1 point)1,659 in.2 898 in.2 5,862 in.2 2,959 in.2 6. Find the surface area of the pyramid shown to the nearest whole number. (1 point)1,540 m2 770 m2 396 m2 749 m2 7. Find the surface area of a conical ...
*May 17, 2014 by Anonymous*

**Area/volume of hollow figure**

A hollow box 10x10in with a thickness of 1in with a length of 500 Would the area be (10*10) Would the volume be ((10*10)-(9*9))*500
*June 15, 2015 by Joe*

**Chemistry (Check)**

Classify each of these statements as always true, sometimes true or never true. __NT___11. The SI base unit of mass is the milliliter. __AT___12. A decigram is 100 times smaller than a gram. ___ST__13. The SI unit of volume is derived from the unit of length. __NT___14. There ...
*January 18, 2007 by Bryan*

**MINIMIZATION PROBLEM (CALC)**

A wire 9 meters long is cut into two pieces. One piece is bent into a square for a frame for a stained glass ornament, while the other piece is bent into a circle for a TV antenna. To reduce storage space, where should the wire be cut to minimize the total area of both figures...
*October 30, 2010 by Pierre*

**MINIMIZATION PROBLEM (CALC)**

A wire 9 meters long is cut into two pieces. One piece is bent into a square for a frame for a stained glass ornament, while the other piece is bent into a circle for a TV antenna. To reduce storage space, where should the wire be cut to minimize the total area of both figures...
*October 30, 2010 by Pierre*

**Math**

This is the layout of the McDougal's backyard.The scale is 1 centimeters to 5 centimeters.The actual area of the pool is 375 square meters.The length of the pool is 25 meters. How do I find the area of the pool on the layout?
*October 26, 2009 by Elizabeth*