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August 24, 2016

Search: The length of the side of a rectangular desk is given by 2x - 6y cm. The length of the front is given by 2x + 6y cm. What is an algebraic expression for the area of the top of the rectangular desk?

Number of results: 46,896

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

Math
The length of a rectangular swimming pool is 14 feet longer than the width. If the perimeter is 77 feet, then what is the length of the rectangle? Answer
May 26, 2010 by CB

islah publek school
a rectangular garden has a perimeter of 140m.its width is three quarter of its length. what is the length and width?
May 1, 2013 by nia biscraft

islah publek school
a rectangular garden has a perimeter of 140m.its width is three quarter of its length. what is the length and width?
May 1, 2013 by nia biscraft

Math
the length of a rectangular garden is 5 less than twice the width find the length of the garden if the area is 88 square feet
April 9, 2015 by M

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

intermediate algebra
the length of a rectangular swimming pool is four times the width. If the primeter is 160 feet, then what are the length and width
April 19, 2011 by joy

Math 209
The width of a rectangular carpet is 7 meters shorter than the length, and the diagonal is 1 meter longer than the length. What are the carpet's dimensions?
August 3, 2011 by Wanda

Algebra
The plans for a she'd call for a rectangular floor with a perimeter of 276ft. The length is two times the width. Find the length and the width
August 10, 2014 by Pam

math
The perimeter of a rectangular picture is 240 inches. the length is twice the width. Find the length and the width
July 9, 2010 by gordon

maths
The ratio between length and breath of rectangular field is 5:3. If the length is 120 cm,find the breadth of the field
January 11, 2016 by shilpa

Math
The length of a rectangle is 1 more than the side of a square and teh width of the rectangle is 1 less than the side of the square. of the area of the rectangle 35, find the length of the side of the square.
July 24, 2012 by Eva

Math
The length of a rectangular piece of property if 1 foot more than twice the width. If the perimeter is 302 feet, find the length and width.
February 10, 2011 by RNRH

algebra
The length of a rectangular piece of property is 1 foot more that twice the width if the perimeter is 302 feet, find the length and width
February 12, 2011 by dianne

Mathematics
The length of a rectangular backyard is 7 feet less than four times its width. If the area of this garden is 15 ft2, find the length of the garden?
May 19, 2013 by Amy

calculus
The side of a square is measured to be 12 inches with a possible error of 0.02 inch in that measurement. If x is the exact length of the side of the square, express this difference as an absolute value inequality and solve. Then find the interval expressing the range of ...
August 29, 2011 by rachel

Math
Jennifer plans to fence a rectangular area around her rectangular swimming pool. The total area enclosed by the fence, including the pool, should be 5 times the area of the pool alone. The pool is 20 feet by 17 feet. A.)What is the total area enclosed by the fence? B.) fencing...
November 19, 2012 by Vic

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
I need help with these problems. I've gone over the material a lot, and I just don't understand! Please help fast, test is tomorrow! 1. Factor 4m+40m+100 2. The area of a circle is given by the equation A = (25x+10x+1). Find an expression for the radius. 3. The bed of a ...
April 12, 2007 by Marie

geometry
Jim has put a fence along the side AC of the triangular patch of land shown below. A right angle triangle ABC is shown having length of one leg equal to 6 meters. The measure of angle ABC is 90 degrees. A fence is shown on the hypotenuse of the triangle. The length of the ...
January 6, 2012 by sunny

math
The area of a rectangular field is 2000 sq.m and its perimeter is 180m. Form a quadratic equation by taking the length of the field as x and solve it to find the length and breadth of the field. the length and breadth are A) (205m, 80m) B) (50m, 40m) C) (40m, 50m) D)None
September 1, 2014 by nithin

math
Which special version of the Pythagorean Theorem can you use to find the length of any square's diagonal, d, using only the length of its side, s? is this a^2+b^2=c^2?
November 12, 2015 by amber

algebra
A rectangular pool is 25 feet long and 12 feet wide. If the length is increased by 2x what is the new length? How would you use a quadratic equation to solve this?
May 10, 2012 by Mark

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:

College Algebra
The campus of a college has plans to construct a rectangular parking lot on land bordered on one side by a highway. There are 720 feet of fencing available to fence the other three sides. Let x represent the length of each of the two parallel sides of fencing. a) Express the ...
October 15, 2012 by Cameron

precalculus
Find the angle between the two sides of length 6 in an isosceles triangle that has one side of length 9 and two sides of length 6. Find using the inverse.
April 28, 2011 by Victoria

precalculus
Find the angle between the two sides of length 6 in an isosceles triangle that has one side of length 9 and two sides of length 6. Find using the inverse.
April 28, 2011 by Victoria

math
Shane takes a big cube of butter with side length x from the fridge. He then cuts out a little cube of side length y from one of the corners of the cube. Write an expression that describes the remaining volume of butter.
December 2, 2014 by sarah

Math
Tim wants to model a doll house from a real house that measures 60 feet in length by 28 feet in width. He decides to use a scale in which inch equals 1 foot. Based on this scale, What will be the length of the longer side of Tim's model? inches What will be the length of the...
June 25, 2013 by Matthew

Math
Tim wants to model a doll house from a real house that measures 60 feet in length by 28 feet in width. He decides to use a scale in which inch equals 1 foot. Based on this scale, What will be the length of the longer side of Tim's model? inches What will be the length of the...
June 25, 2013 by Matthew

geometry and combinatorics
An equilateral triangle with side length 33 is divided into 33^2 smaller unit equilateral triangles each with side 1, forming a triangular lattice. We color each segment of length 1 either Red, Blue or Green, subject to the condition that each small unit equilateral triangle ...
April 30, 2013 by sanji

geometry
the scale factor between figure A and figure B is 0.25. If one side length of figure B is 56 yards, what is the corresponding side length of figure A?
October 3, 2010 by linda

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
A rectangle has sides of length x cm and 2x - 4cm and the length x cm at time t seconds is given by x = 2 + 3t, (t >=0) . Show that the area, Acm2 , the rectangle, in terms of t is A =12t + 18t^2 . Hence find the rate of change of the area at the instant when t = 2..... ...
January 30, 2015 by Aaqib

Math Calculus
Three sides of a fence and an existing wall form a rectangular enclosure. The total length of a fence used for the three sides is 240 ft. Let x be the length of two sides perpendicular to the wall as shown. Write an equation of area A of the enclosure as a function of the ...
August 19, 2010 by Livia

math algebra
A rectangular box has a length of 8 ft and a width of 2 ft. The length of the three dimentional diagonal is 10 ft. What is the height of the box? I think answer is 12.96, but not sure. any help is appreciated thanks in advance
December 15, 2014 by taylor

Math
Maria has 24ft of fence.she wants to make the lalgest rectangular area possible for her dog.what length should she make each side
November 12, 2014 by Jessica

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

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 24, 2012 by Laurie

algerbra
the perimeter rectangular pool is 160 meterss . The length of the pool is 20 meters . what is the length ?
November 30, 2012 by Anonymous

geometry
the length of a rectangular portrait is 2.5 times the width. the perimeter is 28 feet. what is the length of the portrait
May 28, 2015 by carla

algebra
if the perimeter of a rectangular closet is 40 ft and the width is 1 ft less than half of the length, what are the length and width ?
June 30, 2015 by Anonymous

MATH
A rectangular prism has length x+2 width x+1, height of 4, and a volume of 24. Find the length and width.
May 18, 2016 by Anonymous

math
A rectangular prism has length x+2, width x+1, height 4, and volume 24. find the length and the width?
May 20, 2016 by Anonymous

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

physics
the length of an aluminium bar of length 80cm increases by 1mm on heating.what is the final temperature of the bar if it was initially at temperature 20 degree celsius?(given:coefficient of linear expansion of aluminium=2510^-6
June 19, 2016 by Anonymous

dressmaking and design
Could you help explain please ?Troy would like you to make a copy of an outfit that she owns and really likesa sleeveless dress with a short-sleeve jacket. She has selected a lilac linen fabric that comes in 36-in. width. You make a pattern for the dress and record the ...
August 13, 2012 by siriporn schwartzberg

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

Math
There's a rectangle. On 1 side is 8 which is the Length side I have to find out how long the width side is. The whole perimeter has to equal 25 P=25 So if both length sides are 8 then that equals 16. Now I have to see how much both width sides are I did 25-16 and I got 9 then ...
January 17, 2012 by Connor

Math
The perimeter of a rhombus is 40 cm and the distance between a pair of parallel side is 5.6 cm. If the length of one of its diagonals is 7 cm, find the length of the other diagonal.
January 2, 2012 by Kamal

Solving Linear Equations (Math)
The length of a rectangle is 5m shorter than three times the width. The perimeter is 46m. Find the length of each side.
September 24, 2015 by Andrea

Math
1)Ms.Troy would like you to make a copy of an outfit that she owns and really likes-a sleeveless dress with a short-sleeve jacket. She has selected a lilac linen fabric that comes in 36-in.width. You make a pattern for the dress and record the following measurements: Jacket ...
January 8, 2007 by Mirayah

math
(please explain with brief explanation) The area of a rectangular field is 2000 sq.m and its perimeter is 180m. Form a quadratic equation by taking the length of the field as x and solve it to find the length and breadth of the field. the length and breadth are A) (205m, 80m) ...
September 2, 2014 by Nithin

Calculus
The base is an equilateral triangle each side of which has length 10. The cross sections perpendicular to a given altitude of the triangles are squares. How would you go about determining the volume of the solid described? The textbook answer is 500/3(sqrt3) However I got 250 ...
July 22, 2011 by Chris74

Algebra
A community college campus plans to construct a rectangular parking lot on land bordered on one side by a highway. There are 640 feet of fencing available to fend the other three sides. Let x represent the length of each of the two parallel sides of fencing. a) Express the ...
November 26, 2014 by Shannon

algebra
Two questions actually. Please only respond with step-by-step answers. Feel free to change the numbers, I just need to know how to do it... 1.) Factor Completely: 4a^2 + 81 - 36a 2.) In a right triangle, find the length of the side not given. b= 2 c= sqrt. 13
May 2, 2010 by Jenny

Physics
Figure below shows a closed Gaussian surface in the shape of a cube of edge length l. It lies in a region where the electric field is given by = (ax + a) + b + c. What is the net charge contained by the cube in terms of the given variables? Use ε0 if necessary.
January 23, 2011 by Antoine

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...
November 29, 2012 by Anonymous

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...
November 29, 2012 by Anonymous

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...
November 29, 2012 by Anonymous

Calculus
In a right triangle, the hypotenuse is of fixed length of 15 units, one side is increasing in length by 4 units per second while the third side is decreasing in size. At a certain instant the increasing side is of length 9 units. Find the rate of change of the third side at ...
November 7, 2015 by Bob

Math
A box in the shape of a rectangular prism has a volume of 56 cubic inches. If the length of each side is multiplied by 2, what will be the approximate voume of the resulting box?
August 25, 2011 by Alyssa

Calculus
600 feet of fencing to enclose a rectangular plot If I don't fence one side what is the length and width of the plot that maximized the area?
November 25, 2013 by Anonymous

physics
A chain of length l and mass per unit length is fully open and is held on a high frictionless table with y1 of its length hanging from the side of the table as shown in figure. When released, it starts slipping off the table. By calculating the speed of the chain as it slips...
October 29, 2010 by anil

Math
Davida bought a pair of earrings, each in the shape of an isosceles triangle with equal side lengths of 24 mm and a base length of 16 mm. She used one earring to make another pair of earrings, similar in shape, with the base length equal to 11 mm. What is the length of the ...
January 21, 2015 by ♪♫

Pre-Calc
One campus of HCC has plans to construct rectangular parking lot on land bordered on one side by a highway. There are 640 ft of fencing available to fence the other sides. Let x represent the length of each of the two parallel sides of fencing. a. draw the illustration of the ...
January 14, 2014 by Andy G

geometry
in the digram below,prove that trianglel lmn is similar to trangle lopnafter ur proof, slove for the length of side mn(side lm=4,side Mo=8,and side op=15).
May 16, 2012 by bishar

Algebra
Hi. 1. I have a right triangle here. I know that I am to use the Pythagorean Theorem: a^2 + b^2 = c^2. In this case, side a is (x + 4) and b is x. The hypotenuse is 4 + (x + 4) So here we have the equation: (x + 4)^2 + x^2 = 4 + (x + 4)^2. I need to find the length of a (the ...
March 11, 2014 by Student

MATH MS.SUE HELP PLEASE!
Could somebody help me I don't understand any of this. Could someone show me or tell me how to work the problems? 1. Find the length of the hypotenuse of a right triangle with the legs of 9cm and 12cm A.8 B.21 C.15 D.225 2.The length of a hypotenuse of a right triangle is 13cm...
October 18, 2013 by bob

math
Davida bought a pair of earrings, each in the shape of an isosceles triangle with equal side lengths of 24 mm and a base length of 16 mm. She used one earring to make another pair of earrings, similar in shape, with the base length equal to 11 mm. What is the length of the ...
February 9, 2015 by amber

Math
Davida bought a pair of earrings, each in the shape of an isosceles triangle with equal side lengths of 24 mm and a base length of 16 mm. She used one earring to make another pair of earrings, similar in shape, with the base length equal to 11 mm. What is the length of the ...
February 27, 2015 by Al

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? No one has answered this question yet.
October 22, 2012 by Laurie

Algebra II
Each of the three dimensions of a cube with sides of length s centimeters is decreased by a whole number of centimeters. The new volume in cubic centimeters is given by V(s) _ s3 _ 13s2 _ 54s _ 72. a) Find V(10). b) If the new width is s _ 6 centimeters, then what are the new ...
June 20, 2010 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
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

Physics
An athlete whirls a 7.17 kg hammer tied to the end of a 1.5 m chain in a horizontal circle. The hammer moves at the rate of 1.76 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...
February 12, 2013 by Chelsea

Calculus and vectors
Could someone explain to me how I can find the area/perimeter/volume of a rectangular prism if I am given R^3 points. For example find area of rectangular prism given pts (2,3,4)(5,3,2), similar to this.
March 21, 2012 by Jake

math
If length of one side of a 3x3 square is four times, and the length of the adjacent side is tripled, the perimeter of the new rectangle is how many times bigger than the perimeter of the original square? please explain and show work.
July 16, 2014 by Johnny

algebra
an isosceles triangle is one in which two sides are the same length. The perimeter of an isosceles triangle is 36cm if the length of the congruent sides is 4 times the length of the third side, find the dimentions of the triangle
February 12, 2015 by Mia

Math
An architect has allocated a rectangular space of 589ft^2 for a square dining room and a 12ft wide kitchen. Find both the width of the square dining room and the length of the entire rectangular space. The width of the square dining room is _____ft The length of the entire ...
February 23, 2014 by Pam

MATHEMATICS_algebra
A rectangular brass sleeve has a square base of side (x) cm and height (h) cm, its weight (w) kg is given by a formula w= (3x^2h)/10. How is w changed if x is trebled and h is halved?
February 7, 2012 by PDF

Math
The formula for finding the perimeter of an equilateral triangle is P = 3s. How can you transform the formula so that it can be used to determine the length of one side of the triangle when given the perimeter?
March 15, 2016 by Liv

Algebra 104
1. A square piece of cardboard measuring 60 inches on a side is made into a rectangular box by cutting identical squares from the four corners and then folding up the flaps. Let represent the length of the side of the discarded square. Write a formula for the volume of the box...
May 13, 2015 by Corey

algebra
1.Write a quadratic equation in the variable x having the given numbers as solutions. Type the equation in stadard form ax^2+bx+c=0 Solution 7, only solution 2.The width of a rectangle is less than the length. The area is 4ft^3. Find the length and the width.
December 17, 2011 by lisa

Physics
A lens with a focal length of 25 cm is placed 45 cm in front of a lens with a focal length of 5.0 cm. a) How far from the second lens is the final image of an object infinitely far from the first lens? b) Is the image in part a in front of or behind the second lens?
February 23, 2013 by Cassie

math
The perimeter of a rectangle is given by P = 2W + 2L where W is the width and L is the length. The length of a rectangle is 3 more than twice its width. The perimeter of the rectangle is 66 meters. What is the length and width of the rectangle?
February 7, 2016 by britt

Physics
An athlete whirls a 7.36 kg hammer tied to the end of a 1.5 m chain in a horizontal circle. The hammer moves at the rate of 1.07 rev/s. What is the centripetal acceleration of the hammer? Assume his arm length is included in the length given for the chain. What is the tension ...
January 28, 2013 by Bret

Physics
An athlete whirls a 7.36 kg hammer tied to the end of a 1.5 m chain in a horizontal circle. The hammer moves at the rate of 1.07 rev/s. What is the centripetal acceleration of the hammer? Assume his arm length is included in the length given for the chain and What is the ...
January 28, 2013 by O'Brien

Precalculus
There are 4 rectangular corrals of identical dimensions along the back wall of an existing barn using 200 ft of fencing. The diagram has 4 rectangular corrals attached together but fencing is not needed on the back wall of the barn. The barn is above the 4 rectangular corrals...
October 5, 2012 by Cole

math
the area of an equilateral triangle is given by the expression s^2 x square root of 3/4, where s is the side length of the triangle. what is the area of the triangle? round to the nearest tenth the triangle is 5 cm on all three sides.
December 26, 2014 by math

Physics
In moving a 35.0 kg desk from one side of a classroom to the other, a professor finds that a horizontal force of 300 N is necessary to set the desk in motion, and a force of 185 N is necessary to keep it in motion at a constant speed. (a) What is the coefficient of static ...
September 20, 2010 by George

Algebra
the length of the longer leg of a right triangle is 13 ft more than 3 times the length of the shorter leg. the length of the hypotenuse is 14 ft more than 3 times the length of the shorter leg. Find the side lengths of the triangle
October 11, 2014 by Jd

Algebra Homework, HELP!
1) A rectangle has an area of 297 square inches and a width which is three inches less than four times the length. Find the length and the width of the rectangle. 2) Let x represent the length of the shorter leg in a right triangle. If the longer leg is 1 more than the ...
October 14, 2013 by Preston

math pls
The lengths of segments PQ and PR are 8 inches and 5 inches, respectively, and they make a 60-degree angle at P. (d) Find the sizes of the other two angles of triangle PQR. (e) Find the length of the median drawn to side PQ. (f) Find the length of the bisector of angle R. (g) ...
April 21, 2010 by Maryann

geometry/math pls help
The lengths of segments PQ and PR are 8 inches and 5 inches, respectively, and they make a 60-degree angle at P. (1) Find the sizes of the other two angles of triangle PQR. (2) Find the length of the median drawn to side PQ. (3) Find the length of the bisector of angle R. (4) ...
April 21, 2010 by Maryann

AP Calculus
Two sides of a triangle are 15 and 20 feet in length. How fast is the third side increasing if the angle between the given sides is 60 degrees and is increasing at a rate of 2 degrees per second.
October 26, 2006 by Sarah

eastlake emelentary
the formal for the volume of a cube is V=e to the third power where e is the length of a side of the cube. find the volume of a cube with side length of 6cm.
August 20, 2014 by Angela

Calculus
A rancher wants to build a rectangular pen with an area of 150 m^2? a. Find an equation for the perimeter P in terms of W and L . b. Use the given area to write an equation that relates W and L . c. Find the pen dimensions that require the minimum amount of fencing. Width = ...
May 29, 2013 by Leslie

math
a rectangular box with a volume of 60 ft^3 fas a square base. Find a funtion that models its surface area S in terms of the length x of one side of its base
November 8, 2008 by lauren

geometry
Emma has 26 feet of fence. She wants to make the largest rectangular area possible for her rabbits to play in. What length should she make each side of the rabbit pen?
November 17, 2010 by Jeremy

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