Friday

February 24, 2017
Number of results: 52,199

**Algebra 2**

A building has a mural painted on an outside wall. The mural is a square with an area of 14,400 ft^2. What is the width of the mural?

*September 2, 2014 by Taylor*

**pre-algebra**

One side of a rectangle is 6 in and the other side is x inches. Find the possible value of x if the area must be at least 84 sq inches.

*February 9, 2012 by kim*

**math**

Four identical squares, lined up side by side, form a rectangle whose area is 144. What is the perimeter of three of the squares?

*April 11, 2013 by anonymous*

**Algerba**

If the sides of a square are increased by 3m, the area becomes 64m2. Find the length of a side of the original square. A 4 m by 6 m rug covers half of the floor area of a room and leaves a uniform strip of bare floor around the edges. What are the dimensions of the room?

*May 28, 2008 by Heather M*

**MATH**

When a certain rectangle is folded in half, it forms two squares. If the perimeter of one of these square is 28, what is the perimeter of the original rectangle?

*November 9, 2012 by Anonymous*

**Geometry**

Rectangle ABCD ~ Rectangle EFGH. which similarity postulate or theorem lets you conclude that triangle BCD ~ Triangle FGH

*June 2, 2016 by Gen*

**math**

The perimeter of a rectangle with adjacent side lengths of x and y, where x>y, is 8 times as great as the shorter side of the rectangle. What is the ratio of y to x? A. 1:2 B. 1:3 C. 1:4 D. 2:3 E. 3:4

*August 14, 2014 by Juliet*

**mathe**

The longer sides of an rectangle are 3 times as long as the shorter sides. If the perimeter is 100 ft, what are the dimensions of the rectangle

*December 8, 2016 by dom*

**Calculus**

A rectangular beam is cut from a cylindrical log of radius 30 cm. The strength of a beam of width w and height h is proportional to wh^2. Find the width and height of the beam of maximum strength. Is the width 45 and the height 20.

*October 26, 2008 by George*

**Optimization Calculus**

A three sided fence is to be built next to a straight section of river, which forms the fourth side of a rectangular region. There is 96 ft of fencing available. Find the maximum enclosed area and the dimensions of the corresponding enclosure. I drew a picture of it and I got ...

*May 2, 2015 by Nicole*

**Math**

How do I solve this problem? : Four rectangle strips of wood, each 30 cm long and 3 cm wide, are arranged to form the outer section of a picture frame, as shown. Determine the area in side the wooden frame.

*March 4, 2014 by Gaby*

**Math**

An indoor track is shaped like a rectangle with a semi-circle on each end. The distance around the track is 200 yards. Find the maximum area enclosed by the track.

*April 26, 2011 by Tj*

**Maths**

the points A,B,C and D lie on a straight line. The ratio of the length of AB to the length of BC is 3:4 and the ratio of the length of AC to the length of CD is 2:1. Find the ratio of the length of BC to the length of AD ?

*November 30, 2016 by Tarun*

**geometry/math**

What is the height of a rectangle whose area is 40 square inches, and whose base is 8 inches??

*January 18, 2010 by Ashley*

**computer science**

Hey I have three questions with creating these methods can any of you guys write an example code for this? Thanks Write a Function You will be given one of the following problems to solve using and writing Java functions. 1. Given a list of words, return an array which ...

*May 28, 2010 by Ben*

**Geometry**

The height of a trapezoid is 2 inches. If one base is 14 inches long and the area is 49 inches squared find the length of the other base. I know the Area of a trapezoid is A=1/2(b1+b2)h but Idk how to apply it when working backwards

*March 30, 2016 by Anonymous*

**math**

If a rectangular has 54 feet im volume and 6 feet im im length and 3 feet in width what is the height

*March 21, 2012 by alexis*

**Calculus and vectors @ Bob Purs**

Rectangle side is represented by (2,3) and (-6,4). Find the perimeter of rectangle. Is this correct? (-6-2), 4-3) sqrt(8^2+1^2) sqrt(65) =8.062257748(2) =16.124?

*March 22, 2012 by Jake*

**math**

The vertex of a rectangle whose side lengths are 6 and 8 lies at the point (-4,6) in the rectangular coordinate plane. Which of the following points could be a vertex of this rectangle? (A) (2,-2) (B) (2,8) (C) (-4,-10) (D) (-4,-4) (E) (-10,2)

*August 13, 2013 by Pablo*

**geometry**

in order to find the area of a regular hexagon using the formula Area=1/2(nxs)(a)you must frist find the apothem whie vertical leg of a 30-60-90 triangle with the base of 3. Find the length of the apothem in the 30-60-90 triangle

*September 20, 2011 by shenica*

**mathematics**

if length=46cm and breadth= 25 cm what will be their area?

*September 7, 2011 by anupriya*

**math**

If the area of something is known how do you find the length?

*September 16, 2014 by Anonymous*

**science**

Resistivity dependent on length and area or not

*December 16, 2015 by sanjay*

**Math**

If I make a porch that is 60 feet in length, 50 feet wide and 4 inches deep, how do I calculate the area, perimeter, and surface area of the porch? Can I multiply feet and inches in the same equation?

*October 15, 2012 by Sonya*

**geometry/math**

How do I find the area and perimeter of a square when all I'm given is a diaganol line cutting the square into two equal halves, with the length of the line being 6square root2, and the angles of the square are all 90 degrees, with the angle bisected by the line being 45 ...

*December 16, 2009 by Lauren*

**Pre-Calculus**

A piece of plexiglass is in the shape of a semi-circle with radius 2m. Determine the dimensions of the rectangle with the greatest area that can be cut from the piece of plexiglass?

*March 28, 2010 by Erin*

**Geometry**

I need help!! Find the perimeters and areas of rectangle The base is 8m and one side is 5m. Do i just add up one of the side however it said the area??

*June 9, 2010 by Lisa*

**math**

A rectangular animal pen will be built using 200 meters of fencing. If one side of the rectangle is meters, find the area of then pen.

*November 19, 2010 by Shauna*

**algebra**

Graph the following equations; calculate the slope, x-intercept, and y-intercept, and label the intercepts on the graph. Find the area of a rectangle if three of its corners are (-0.1,-3.4), (-7.9,-3.4), and (-0.1,6.8).

*February 28, 2011 by PEG*

**math**

Jack's yard is a rectangle 105 feet by 212 feet. Using front-end estimation on the dimensions, what is an estimate of the area of this yard?

*February 29, 2012 by kl*

**math**

A farmer build a fence to enclose a rectangle pasture. He used 190ft of fence .Find the total area of the pasture if its 50ft long

*May 18, 2015 by gamer65*

**HELP!!! Math**

The area of a yard is 15000 ft^2. If the ratio of the lenght to the width of the yard is 3:2, what are the dimensions of the yard?

*June 5, 2013 by Jnr John*

**math**

The area of a frame is equal to 120in^2.it surrounds a 4in x 6in photo.the frame is of uniform width.how wide is the frame ?

*February 13, 2013 by shonye*

**Math**

a 13 ft by 27 ft rectangular swimming pool is surrounded by a walkway of uniform width. if the total area of the walkway is 384 ft^2 how wide is the walkway

*September 23, 2013 by Anonymous*

**math 5TH GRADE**

The perimeter of Olivias rectangle is 50% as long as Janets.What is the perimeterof Olivias rectangle?

*March 10, 2011 by arjel*

**math**

a rectangle is 7 ft by 9ft. a second is similar to the first with a perimeter of 260 ft. what are the dimensions of the second rectangle?

*March 23, 2011 by kim*

**geometry**

squares in a rectangle this rectangle has been divided into 11 squares what is a equation that will yield the value of x

*April 18, 2012 by RYan*

**math**

a rectangle is made of 9 tiles and has 3 tiles in each row. how many different number sentences can you write for this rectangle?

*October 24, 2012 by jay*

**Math**

if a rectangle has a perimeter of 65 and the ratio is 2:5 what is the perimeter of the smaller rectangle? 65/5=13 13x2=26 is that the answer or am I missing a step.

*September 2, 2014 by Kiele*

**grade7 math**

36unit squares are joined to form a rectangle with lest perimeter what is the perimeter of rectangle?

*February 12, 2017 by deepti*

**math**

The length of a rectangular garden is 4 ft less than 3 times its width. If the perimeter of the garden is 40 ft, find the dimensions of the garden. We will be happy to critique your work. We are not inclined to do it for you.

*May 7, 2007 by veronica*

**math**

Write an expression for the volume of a rectangular prism if the length is 5 feet shorter than some x amount, the width is 3 feet longer than x, and the height is x feet.

*March 1, 2012 by josh*

**math**

A rectangular field is to be enclosed with 1130 ft of fencing. If the length of the field is 65 ft longer than the width, then how long is the field? A) 380 ft B) 315 ft C) 335 ft D) 250 ft

*June 22, 2012 by chchch*

**Math**

A rectangular field is to be enclosed with 1270 ft of fencing. If the length of the field is 75 ft longer than the width, then how wide is the field? A) 430 ft B) 355 ft C) 280 ft D) 385 ft

*July 12, 2012 by chchch*

**Math! Please Help!**

1. What is the simplified form of (–3x^3y^2)(5xy^–1)? I think it is 15x^4y 2. What is the simplified form of –9m^–2n^5 × 2m^–3n^–6? I have no idea on this one. :/ 3. A rectangular pasture has a fence around the perimeter. The length of the fence is 16x^7 and the ...

*January 15, 2014 by Electro*

**maths-surface area**

The diameter of a road roller is 140cm and its length is 2.2m. It takes 400 complete revolutions to move over to level a stretch of a road 2.2m wide find the surface area of stretch of road leveled in m sq.

*March 12, 2013 by anoynomous*

**Calculus**

The ride has 100 metres of fencing to make a rectangular enclosure as shown. link for the image imageshack com /a/img909/2881/WTnncK.jpg It will use existing walls for two sides of the enclosure, and leave an opening of 2 metres for a gate. a Show that the area of the ...

*March 17, 2015 by Pre Calculus*

**algebra**

Essay. Show all work. A gardener wants to create a triangular garden in the shape of a right triangle with the shortest side length x-3y ft. and the middle length side x+6y ft. What ia an algebraic expression for the area of the garden? be sure to multiply this out and express...

*July 19, 2011 by shay*

**Grade 6 math**

A rectangular tablecloth is 2.5 m long. Trim is to be sewn around the perimeter of the cloth but there is not enough. What decrase in width will make the perimeter 0.4m shorter if the length remains the same?

*March 2, 2009 by vana*

**Math**

A farmer is putting a fence around his flower garden. He can use no more than 80ft of fencing. He wants the width to be at least 5ft and the length to be at least 20ft. How do I solve this inequality?

*September 5, 2012 by Darnell*

**physics**

what would the pressure be if box was turned so the smallest surface was touching ground. Box dimensions: length 25cm, width 10cm, height 4cm, mass 4kg

*February 19, 2015 by Fran*

**Chemistry 101**

A rectangular prism has these dimensions and mass: Length = 12.6cm, width = 1.256 feet, and thickness = 456 mm. Its mass is 1.2347 pounds. Determine its density in g/cm3.

*January 15, 2016 by mike*

**Math**

If a rectangular lot measures 800m by 600m write the ratio of the width of the lot to its length.express your answer I lowest term. Plssss help me to solve it I don't understand how and what is the formula.?

*July 31, 2016 by Kathy*

**Math**

A shipping box shaped like a rectangular prism has a height of 6ft and a volume of 96ft3, what is the length and width of the base for the box? Show the description whit a grid.

*January 23, 2017 by Joe*

**calc**

sketch the region enclosed by the given curves. Decide whether to integrate with respect to x or y. Draw a typical approximating rectangle. y = 2x + 1, y = 13 − x^2, x = −1, x = 2

*November 26, 2012 by luca*

**Maths**

in d given figure rectangle abcd is a computer screen it measures 1024 pixels horizontally and 768 pixels vertically if a(0,0)then write the coordinates of b,c,d

*February 28, 2016 by Anonymous*

**maths**

Sam wants to build a wooden deck on his patio, which is in the shape of a parallelogram. The area of the patio is 280 ft2. Find the width. Round your answer to the nearest foot.

*July 13, 2016 by zoe*

**perimeter and area**

the perimeter of the handy dandy doodad is 40 inches. the length of one side is 12 inches. How wide is the doodad? what is its area?

*January 26, 2016 by a*

**Math**

If there are 12 square tiles and each tile measure 1 foot on each side ,how many non congruent rectangle can you make.Each rectangle must use all 12 tiles

*March 12, 2013 by Zack*

**math**

A ladybug crawls around the outside of a rectangle that measures 5.5 cm by 8.5 cm. The ladybug stays exactly 3.5 cm from the rectangle at all times to form a larger figure.

*November 24, 2013 by josh*

**maths please help**

how do you find the isoperimetric quotient of an n sided figure? my side lengths are 5cm i have split it in to triangles so 360/n is the central angle then to work out area of singular triangle its 1/2 base times height height is something like tan 180/n =2.5 /height length ...

*October 12, 2006 by Spirit*

**Calculus AP**

Let R be the region in the first quadrant bounded by the graph y=3-√x the horizontal line y=1, and the y-axis as shown in the figure to the right. Please show all work. 1. Find the area of R 2. Write but do not evaluate, an integral expression that gives the volume of ...

*March 1, 2013 by Jess*

**Math**

A rectangle is dilated using a scale factor of 6. The image is then dilated using a scale factor of 1/3. What scale factor could you use to dilate the original rectangle to get to the final rectangle. Explain.

*November 17, 2016 by Anon*

**Physics**

The composite bar BCD in the figure is fixed at the wall B (x=0), and has constant cross sectional area A_0. The bar is composed by joining, at section C, two segments (BC and CD) of equal length L. Segment CD is homogeneous, made of copper. Segment BC is obtained by joining ...

*July 17, 2016 by skrillex*

**geometry**

find the length of ab & bc of a triangle abc having given the length of ac = 28inch, angle abc = 90, angle bac =30,, angle acb = 60

*January 4, 2012 by Anonymous*

**math**

A rectangular poster has an area of 190in(squared). The height of the poster is 1in. less than twice its width. Find the dimensions of the poster.

*July 27, 2011 by Anonymous*

**college algebra**

A rectangular garden is 20 ft longer than it is wide. Its area is 8000 ft{}^2. What are its dimensions? Let "w" equal the width w+20=8000 w^2+20=8000 not sure how to continue

*June 2, 2014 by Anonymous*

**math**

marisol is painting on a piece of canvas that has an area of 180 square inches. the lenght of the painting is 1 1/4 times the width. what are the dimensions of the painting

*January 30, 2015 by cristina*

**Intermediate Algebra**

A parcel delivery service has contracted you to design an open box with square base length x cm and height y cm has a volume of 3600 cubic cm. Find the total surface area in terms of x and y. Also determine the dimension for minimum surface area (round answers correct to two ...

*October 10, 2015 by Ann*

**Math**

I wanted to double check that I am correct on the work area and answers please. 1.Given f(x)=x+2 and g(x)= 3x-4. Find (f+g). Work: (x+2) + (3x-4) Answer: 4x-2 2.Given f(x)=x+2 and g(x)=3x-4. Find (f*g). Work: (x+2)(3x-4) Answer: 3x² +2x-8 3.Given f(x)=x+2 and g(x)=3x-4. Find...

*September 30, 2014 by kim*

**math**

A farmer wants to fence in three sides of a rectangular field shown below with 880 feet of fencing. The other side of the rectangle will be a river. If the enclosed area is to be maximum, find the dimensions of the field.

*April 29, 2015 by Heritage*

**physics**

How can I calculate the spring constant given only the following: equilibrium length of spring: 10.5 cm stretched length of spring (by attaching a mass): 12.5 cm object's mass: 198.9 grams -please help me...I'm really lost... You need to assume that the measurement was made at...

*August 18, 2007 by :kkk:*

**Math**

Please help!!! Scott bought 54m of fencing to enclose a rectangular plot of land. The width of the rectangular plot is 12m. Assume Scott uses all the fencing. What is the length of the rectangular plot of land? a) choose a variable to represent the length of the rectangular ...

*March 22, 2013 by Cherie*

**college geometry**

Given: right triangle ABC with right angle at C, AC=22 and BC=6.Draw altitude CD where D is o hypotenuse AB. What is the ratio of the area of triangle ADC to the area of triangle CDB?

*December 12, 2010 by Kathy*

**Chemistry/Physics**

The equation needed to solve for volumetric flow rate = flow area * velocity How do you calculate flow area when all is given is velocity 1 m/s and 6000 m^3.

*September 4, 2012 by Angie*

**geometry**

A rectangular pizza has a width of 5 in. and a length of 10 in. The pizza is cut into 8 congruent triangular slices. What is the perimeter of one slice of pizza to the nearest inch?

*May 31, 2011 by hallie*

**4th grade**

I have a rectangle equally divided into 24 parts I must cut it into 5 pieces and make a new shape. cannot bea rectangle

*March 9, 2010 by dylan*

**Geometry**

If m<DBC=10x and m<ACb=4x^2, find m<ACB. The quadrilateral ABCD is a rectangle. B ------------- C | | | | | | | | A -------------|D There are diagonal bisectors inside the rectangle but I could not draw them in. The diagonals are DB and CA and the point in the middle ...

*December 11, 2011 by Allison*

**Algebra 2 Problem**

The sides of a rectangle have lengths x+9 and widths x-3. Write an equation that describes the perimeter, P, of the rectangle in terms of x. I do not understand this problem, could someone please help me?

*January 12, 2012 by Isabella*

**number magic(math)**

Paper draw rectangle with perimeter 12cm. 1. How many rectangle could you draw?

*July 9, 2016 by simran*

**math**

Determine the area of the region bounded by the given function, the x-axis, and the given vertical lines. The region lies above the x-axis. f(x)=4x√ , x=1 and x=4

*November 24, 2013 by lol24*

**physics**

A current I travels counterclockwise through a closed copper wire loop which has the shape of a rectangle with sides 'a' and 'b'. What is the magnitude of the magnetic field at the center, C, of the rectangle? Express your answer in terms of a, b, I and mu _0. (Enter mu_0 )

*March 30, 2013 by Phy*

**math**

Math Questions . Help please Which of the following is the number of milliliters in 2 gallons? (Note: 1 gallon = 4.4 liters; 1 liter= 1,000 milliliters) A. 440 B. 880 C. 4,400 D. 8,800 i think its D The hypotenuse (side C) of a triangle is 13 inches long. Which of the ...

*October 25, 2015 by jenny*

**math**

consider pairs of rectangles where the dimensions are doubled (rectangles with all sides X2 and all sides X4, or those with all sides X3 and all sides X6. what happens to the perimeter when you double each of the dimensions of a rectangle?, Then what happens to the area? Did ...

*February 22, 2011 by chance*

**MATH-HELP!**

The region R, is bounded by the graphs of x = 5/3 y and the curve C given by x = (1+y^2)^(1/2), and the x-axis. a) Set up and evaluate an integral expression with respect to y that gives the area of R. b) Curve C is part of the curve x^2 - y^2 = 1, Show that x^2 - y^2 = 1 can ...

*March 2, 2008 by PLEASE HELP!*

**Math**

A calf is tied with a rope of length 6m at the corner of a square grassy lawn of side 20m. If the length of the rope is increased by 5.5m, find the increase in area of grassy lawn in whi the calf can graze.

*January 24, 2016 by Anonymous*

**math**

If the sides of a square are lengthened by 8cm, the area becomes 144 cm^2 Find the length of a side of the original square. The length of a side of the original square is?cm

*February 4, 2010 by Tina*

**Math**

The perimeter of a rectangular field is 140m. If the length of the field is increased by 2m and its breadth decreased by 3m,the area is decreased by 66sq.m. find the length & breadth of the field.

*November 21, 2016 by Dy*

**math**

Lee wants to cut this piece of canvas into two rectangles that are 3×2 and 3×5. He wants the sum of the areas of the two small rectangles to be the same as the area of the large rectangle. Can he do this? Explain

*January 20, 2015 by dee*

**math**

If a triangle has a side with length 6 and another side with length 7, which of the following could NOT be the area of the triangle? a) 1 b) 6 c) 15 d) 21 e) 25

*August 8, 2012 by Anonymous*

**math**

The boundary of a park is shaped like a circle. The park has a rectangular playground in the center and 2 square flower beds, one on each side of the playground. The length of the playground is l and its width is w. The length of each side of the flower beds is a. Which two ...

*May 1, 2015 by desaray*

**Math 156**

If a figure has two right angles, then it is a rectangle? I said that the figure is in not a rectangle if it has two right angles, because a rectangle has four right sides.

*February 5, 2011 by Tina*

**Math**

There is a football field and the length shows 120 yd and the width is 53 1/3 yd a. What are the dimensions of a football field in feet? b. A chalk line is placed around the perimeter of the football field. What is the length of this line in feet? c. About how many laps around...

*October 18, 2016 by Erik*

**math- geometry**

I will try and explain this since I can't draw the picture that went with this question. A circular glass overlay was placed on the top of a circular table. Find the area of the shaded region, rounding to the nearest tenth. The shaded region is the part of the table outside of...

*May 5, 2016 by sara*

**physics**

An athlete whirls a 7.54 kg hammer tied to the end of a 1.5 m chain in a horizontal circle. The hammer moves at the rate of 1.51 rev/s. What is the centripetal acceleration of the hammer? Assume his arm length is included in the length given for the chain. Answer in units of m/s2

*November 29, 2012 by Anonymous*

**science**

A ________ is about the size of a dime, the width of a sugar cube, the length of a bee or small bug, or the size of a bean. a) centimeter b) millimeter c) meter d) milliliter e) none of the above a

*September 4, 2010 by pam*

**why won't anybody help me**

The region R, is bounded by the graphs of x = 5/3 y and the curve C given by x = (1+y^2)^(1/2), and the x-axis. a) Set up and evaluate an integral expression with respect to y that gives the area of R. b) Curve C is part of the curve x^2 - y^2 = 1, Show that x^2 - y^2 = 1 can ...

*March 2, 2008 by PLEASE HELP!*

**calculus**

A box of rectangular base and an open top has a surface area 600 cm2. If the height of the box is equal to its width, find the dimensions that give a maximum volume.

*January 14, 2013 by ayah*

**Calc**

A rectangular storage container with an open top is to have a volume of 15m^3. The length of the base is twice the width of the base. Material for the base costs $6 per square meter. Material for the sides costs $7 per square meter. Find the cost of the materials for the ...

*March 29, 2007 by Martina*

**Physics**

The length of the rod will become exactly half of its original value. The length of the rod remains the same. The length of the rod will decrease. The length of the rod will increase. Wouldn't the length double, thus being answer D?

*October 23, 2012 by Laurie*