Wednesday

July 30, 2014

July 30, 2014

Number of results: 2,626

**Algebra**

If the trend continued, in how many years would the median home value be $170,000? Show how obtained your answer using the linear equation you found in part c) Suppose that the width of a rectangle is three feet shorter than length and that the perimeter of the rectangle is 86...
*June 7, 2012 by Jewel*

**Update Math Question**

The area of triangle B is 64 times greater than the area of triangle A.The perimeter of triangle B is how many times greater than the perimeter of triangle A? how many times greater than the perimeter of triangle A? A. 8 times greater B.64 times greater C.128 times greater D....
*June 12, 2012 by jessica*

**math**

The figure above consists of two equilateral triangles, one of which is inside the other. If the unshaded region within the larger triangle makes up 8/9 of that triangle's area, what is the ratio of the perimeter of the larger triangle to the perimeter of the smaller triangle...
*August 8, 2012 by Sara*

**algebra**

Perimeter of a rectangle. The width of a rectangle is three fourths of the length. The perimeter of the rectangle becomes 50 cm when the length and the width are each increased by 2 cm. Find the length and the width.
*March 12, 2011 by Anonymous*

**math**

A rectangular field is to have an area of 500 sq m. a) write the perimeter, P, of the field as a function of the width, w. b) find the domain of the function in part a. c) use a graphing calculator to sketch the graph of the function in part a. d) describe what the graph found...
*January 28, 2014 by Meli*

**pre-algebra**

The perimeter of an equilateral triangle is 7 inches more than the perimeter of a square,and the side of the triangle is 5 inches longer than the side of square.Find the side of the triangle.
*September 22, 2007 by Nita*

**math**

The perimeter of the small square is one-third the perimeter of the large square. What are the side lengths of the squares? small square side = x large swuare side = x + 2
*March 31, 2010 by rebecca*

**algebra**

The length of a rectangle is 5 inches longer than its width. Its perimeter is 45 inches. Let w equal the width of the rectangle. Write an expression for the length in terms of the width. Use expressions for the length and width to write an equation for the perimeter, on the ...
*January 19, 2012 by james*

**math**

The length of a rectangle is three times the length of a side of a square and the width of the rectangle is two less than the side of the square. If the perimeter of the rectangle is twenty eight more than the perimeter of the square, find the length of a side of the square...
*July 30, 2013 by vincent*

**Calculus**

A Norman window has the shape of a rectangle surmounted by a semicircle. (Thus the diameter of the semicircle is equal to the width of the rectangle.) If the perimeter of the window is 30ft, find the dimensions of the window so that the greatest possible amount of light is ...
*November 5, 2011 by Anonymous*

**Math**

A concrete border is to be built around a triangular flower garden that has sides of 10 m, 7 m, and 8 m. The border is to be a straight walking path 1 m wide on all sides of the garden. Before the concrete can be poured, wooden formes need to be placed on the inside perimeter ...
*June 3, 2007 by Danielle*

**Pre-Algebra**

A triangle is enlarged by a scale factor of 10/3. a) If the perimeter of the copy is 36 meters, find the perimeter of the original triangle using the proportion 10/3. b) If the area of the copied triangle is 48 meters squared, use a proportion to find the area of the original ...
*March 5, 2008 by Joy*

**geometry**

if triangle FGH~ to Triangle PQR, FG = 6, PQ = 10 and the perimeter of trinagle PQR is 35 find the perimeter of triangle FGH
*December 13, 2010 by Chris*

**To ; Ms sue or other math helpers**

A rectangular pool has a length 2m shorter than twice its width. a.) write an expression to determine the pool's perimeter. What is it's perimeter? b.) write an expression to determine the surface area of the pool. What is the surface area?
*June 9, 2013 by Rihanna*

**algebra**

i need help finding the base. this is the equation i got after work it out halfway. 42/h+h+sqroot(42/h)^2+h^2=20 ft how can i find B & H. How should i go about. Thanks. Isnt the sqrt of (42/h)^2 just 42/h ? Then, multipy both sides of the equation by h, that gives you a third ...
*August 6, 2007 by q*

**MATH**

A RECTANGLE HAS A WIDTH OF X CENTIMETERS AND A PERIMETER OF 8X CENTIMETERS. A SQUARE HAS SIDES OF LENGTH 1/4 THAT OF THE RECTANGLE A) FIND THE LENGTH OF THE RECTANGLE B) FIND THE PERIMETER OF THE SQUARE C) FIND HOW MANY CCENTIMETERS GREATER THE RECTANGLE IS THAN THE SQUARES ...
*February 25, 2013 by edvcWFV*

**math**

A RECTANGLE HAS A WIDTH OF X CENTIMETERS AND A PERIMETER OF 8X CENTIMETERS. A SQUARE HAS SIDES OF LENGTH 1/4 THAT OF THE RECTANGLE A) FIND THE LENGTH OF THE RECTANGLE B) FIND THE PERIMETER OF THE SQUARE C) FIND HOW MANY CCENTIMETERS GREATER THE RECTANGLE IS THAN THE SQUARES ...
*February 25, 2013 by hi*

**math**

the perimeter of rectangle y is equal to its area. rectangle z has the same perimeter as rectangle y. The length of rectangle z is 5 inches and the width is 3 inches. Explain how you can find the length and width of rectangle y.
*September 25, 2012 by nancy*

**algebra**

1. What must be added to p to produce q? 2. What is the perimeter of the rectangle if the length is 2x-3y and the width is x+2y? What is the area? 3. What must be subtracted to 7y to leave -5y+2z? 1. q = 1 - p 2. Perimeter of rectangle = 2 length + 2 width. Area is length ...
*July 18, 2007 by klar maesen*

**Pre-Calculus**

Composition of Functions f o g(x)=f(g(x)) --> I know that this is eqivalent to f(g(x)) Given f(x) = 2x+1, and g(X) = 3x+1 find:f o g(x)=f(g(x)) This is what I did, but I don't think Ive solved it correctly f(g(x)) = f(x-3) f(x-3) = 1(x-3)-3x+2 =x-3-3x+2 f(g(x)) = -2x-1 The ...
*September 27, 2012 by Shreya*

**Math**

The perimeter of a recatangle is twice the sum of its length and its width. The perimeter is 16 meters and its length is 2 meters more than twice its width.What is the length?
*October 16, 2008 by Odessa*

**Math**

A square has an area of 27 square units. If the perimeter of the square is equal to the perimeter of an equilateral triangle, find the area of the equilateral triangle.
*August 12, 2013 by Arch*

**geometry**

The perimeter of right triangle RST is equal to the perimeter of isosceles triangle XYZ. The lengths of the legs of the right triangle are 6 and 8. If the length of each side of the isosceles triangle is an integer. what is the greatest possible length for one of the sides of ...
*December 12, 2011 by HSutha*

**Intermediate algebra, concepts and graphs**

A garden is in the shape of a square with perimeter of 32 feet. The garden is surrounded by two fences. One fence is around the perimeter of the garden, whereas the second fence is two feet from the first fence on the outside. If the material used to build the two fences is $1...
*June 9, 2013 by Lisa *

**Math (Geometry)**

The perimeter of right triangle ABC is equal to the perimeter of isosceles triangle DEF. The lengths of the legs of the right triangle are 6 and 8. If the length of each side of the isosceles triangle is an integer, what is the greatest possible length for one of the sides of ...
*August 7, 2012 by ANONYMOUS*

**Geometry**

The Great Pyramid of Cheops is a right square pyramid with height of 148 m and a square base with a perimeter of 940 m. The Transamerica Building in San Francisco has the basic shape of a right square pyramid that has a square base with a perimeter of 140 m and a height of 260...
*September 3, 2010 by Kirk*

**math**

Bernie put in a garden in her back yard. The garden has a perimeter of 272 feet. She wants to know the total surface area of the garden and all she knows is the perimeter and that the width is 20% or (1/5) of the length. (Remember 20% and the fraction 1/5 is the same decimal ...
*December 9, 2012 by jessica*

**Math**

Find the Maximum area for the given perimeter of a rectangle. State the length and width of the rectangle. 28 inches Well, finally a calculus problem. Ok, we know that the area for a rectangle is A=l*w and the perimeter is P=2(l+w) In this problem P= 28, so let's express one ...
*August 31, 2006 by l*

**Math**

A landowner wishes to construct a fence around a small section of her property. The fence is rectangular and is (3√5)/√7 meters wide and (2√3)/√5 meters long. What is the exact perimeter of the fence? (Recall that the perimeter is the sum of each ...
*February 11, 2014 by Brady*

**Geometry**

A circle is circumscribed by a pentagon. The sides are all tangent to the circle. (It's a bit hard to explain without a picture, so I'll do my best.) The pentagon is QSUWY. However, there are points in between all five sides. In SQ lies point R, SU point T, UW point V, WY ...
*April 1, 2008 by Nikki*

**geometry**

if angle FGH is similar to angle PQR, FG = 6, PQ = 10, and the perimeter of angle PQR IS 35, find the perimeter of angle FGH
*January 13, 2012 by Anonymous*

**Calculus (pleas help I really need help with this)**

Consider a window the shape of which is a rectangle of height h surmounted a triangle having a height T that is 1.3 times the width w of the rectangle. If the cross-sectional area is A, determine the dimensions of the window which minimize the perimeter. h=______ w=______ What...
*April 10, 2011 by Katrina*

**Algebra**

a rectangle with perimeter of 198 cm is divided into 5 congruent rectangles. What is the perimeter of one of the five congruent rectangles? i got the expression 5w + 4L = 198 the rectangle has two smaller rectangle on the top facing horizontally on the top and three smaller ...
*October 14, 2010 by Kevin*

**Math**

The first question is this: Helen designs a rectangle with an area of 225 square units. Her rectangle is the largest rectangle (that is, with largest area) with whole-number side lengths that can be made from the perimeter of the rectangle. A. Whay are the length and width of ...
*February 25, 2013 by Gabby*

**maths**

A rectangle has length & width in the ratio of 3:2.If the length is increased by 8 & width is increased by 50%.The ratio of new perimeter to original perimeter is 8:5.Find the area of new rectangle
*November 24, 2010 by JAZZY*

**math **

the area of a rectangle is 100 square inches. the perimeter of the rectangle is 40 inches. a second rectangle has the same area but a different perimeter. is the second rectangle a square? explain why or why not.
*April 13, 2011 by Anonymous*

**math**

The perimeter of the small square is one-third the perimeter of the large square. What are the side lengths of the squares? small square side = x large square side = x + 2
*March 31, 2010 by rebecca*

**Understanding Perimeter**

A park has the shape of a trapezoid. Two of the sides are 25 meters long. The other two sides are 40 meters and 20 meters long. What is the perimeter of the park?
*February 25, 2013 by Sharon*

**Math**

The perimeter of a rectangle is 34 feet and the area measures 60 square feet. What are the length and width of the rectangle? (Hint: Use the equations : perimeter = times the sum of the length and the width area = length times width)
*November 21, 2009 by Zach*

**Geometry**

A kindergarten school has square mats in two colors, red and blue. The ratio of the perimeter of the red mat to the perimeter of the blue mat is 2 : 1. The area of the blue mat is 36 square feet. What is the area of the red mat?
*April 2, 2012 by V'Andrew *

**PreCalc**

Hello and Happy Halloween! Trying to get this problem and could use some help. Find the dimensions of the rectangle with minimum perimeter if its area is 400 square meters. Find the least perimeter. I know that a rectangle has two sides that are equal and two other sides that ...
*October 31, 2009 by Muffy*

**Calculus (please help!!!)**

Consider a window the shape of which is a rectangle of height h surmounted a triangle having a height T that is 1.3 times the width w of the rectangle. If the cross-sectional area is A, determine the dimensions of the window which minimize the perimeter. h=______ w=______ What...
*April 10, 2011 by Katrina*

**Calculus please help!!**

Consider a window the shape of which is a rectangle of height h surmounted a triangle having a height T that is 1.3 times the width w of the rectangle. If the cross-sectional area is A, determine the dimensions of the window which minimize the perimeter. h=______ w=______ What...
*April 10, 2011 by Katrina*

**Calculus (please help!!!)**

Consider a window the shape of which is a rectangle of height h surmounted a triangle having a height T that is 1.3 times the width w of the rectangle. If the cross-sectional area is A, determine the dimensions of the window which minimize the perimeter. h=______ w=______ What...
*April 10, 2011 by Katrina*

**Calculus (please help!!!!)**

Consider a window the shape of which is a rectangle of height h surmounted a triangle having a height T that is 1.3 times the width w of the rectangle. If the cross-sectional area is A, determine the dimensions of the window which minimize the perimeter. h=______ w=______ What...
*April 10, 2011 by Katrina*

**math**

Estimate the cost of the concrete requred to make a concrete sidewalk shaped as follows. (The sidewalk covers 1/4 of the outer perimeter of a circle - from 3:00 to 6:00. The radius from the center of the circle to the outside perimeter is 20 feet. The radius to the inner ...
*April 1, 2012 by Javi*

**Math - Dividing Radicals**

A landowner wishes to construct a fence around a small section of her property. The fence is rectangular and is (3√5)/√7 meters wide and (2√3)/√5 meters long. What is the exact perimeter of the fence? (Recall that the perimeter is the sum of each ...
*February 11, 2014 by Brady*

**writing to explain**

The perimeter of rectangle Y is equal to its area. Rectangle Z has the same perimeter as rectangle Y. The length of rectangle Z is 5 inches an the width is 3 inches. Explain how you can find the length and width of rectangle Y.
*March 7, 2012 by crystal*

**Math--Area**

Find the area of each regular polygon to the nearest tenth. Octagon with side length of 10 kilometers. Heres what I tried; but I don't know if im on the right track. Area=1/2 * Perimeter* Apothem Perimeter=base of octagon* number of sides Perimeter=10*8=80 km. SO A=40a (1/2 of...
*April 4, 2007 by natalie*

**math**

Mr. Harrison has a very large backyard. He contacted the Clover Pool Company to have a pool installed in the shape of a rectangle. The Clover Pool Company would build a pool that has a perimeter of 72 yards. Mr. Harrison would be allowed to choose the dimensions (length and ...
*December 28, 2009 by nana*

**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**

The variable W represents the width of a rectangle. The length of the rectangle, L, is 5 less than twice the width. Write an expression for the length of the rectangle in terms of W. Write a simplified expression for the perimeter of the rectangle in terms of W. Find the ...
*November 16, 2013 by Unknown*

**math**

the area of a rectangle is 100 square inches.the perimeter of the rectangle is 40 inches.a second rectangle has the same area but a different perimeter. is the second rectangle a square?
*March 9, 2010 by faye*

**algebra**

The perimeter of the state of Wyoming is 1280mi. The width is 90mi less than the lenght. Find the width and the length. I dont know what formula to use or how to write it. Perimeter = length + length + width + width = 1280 miles OR P = 2L + 2W = 1280 miles (equation 1) width...
*September 19, 2006 by summer*

**math**

A rectangle has sides of 3x – 4 and 7x + 10. Find the expression that represents its perimeter. 3x-4+7x+10= 3x+7x=10x −4+10= 14 10x+14 that is my answer please help You just added two sides, a rectangle has four sides. So the perimeter should be twice what you calculated...
*June 29, 2007 by susie*

**Math check please**

2 rectangles have equal areas determine the area of each rectangle then use this info to determine the perimeter. rectangle one: length of 2p + 3 width of 3.8 after my work i got p= 1.5 so the area is 14.4 and the perimeter is 19.6 is it correct? rectangle 2 : length of 6-p ...
*June 2, 2013 by Rihanna*

**math/algebra**

1) The length of one of the equal legs of an isisceles triangle is 8cm less than 4 time the length of the base. If the perimeter is 29 cm, find the length of one of the equal legs. a) 4 cm B) 5 cm C) 11 cm d) 12 cm 2) The perimeter of a rectangle is to be no greater than 300 ...
*June 14, 2007 by Diana*

**Geometry?**

I need help with these: Suppose triangleABC ~ triangleJKL with BC = 28, JK = 12, and KL = 42. Find the perimeter of triangleABC if the perimeter of triangleJKL is 72. & Find the scale factor of triangleDEF to triangleXYZ if triangleDEF ~ triangleXYZ, DE=10, XZ=20, and XY=45. ...
*August 24, 2006 by Elle*

**geometry**

A kindergarten school has square mats in two colors, red and blue. The ratio of the perimeter of the red mat to the perimeter of the blue mat is 1 : 2. The area of the red mat is blue mat is 9 square feet. What is the area of the red mat?
*November 9, 2011 by vanessa*

**Algebra**

The perimeter of an equilateral triangle is 7 in. more than the perimeter of a square. The side of the triangle is 5 in. longer than the side of the square. Find the length of each side of the triangle. (Note: An equilateral triangle has all sides equal) Please help! Let x be ...
*August 16, 2007 by Jodi*

**alegbra**

twice the length L of a rectangle is equal to 3 times its width W. Its perimeter is 120 cm. translate the English into math.. "twice the length L of a rectangle is equal to 3 times its width W" 2L = 3W "Its perimeter is 120 cm." 2L + 2W = 120 but 2L=3W so 3W + 2W = 120 etc.
*April 13, 2007 by Carllll needs help*

**pre-algebra**

The perimeter of a triangle is 195 mm.If the lengths of the sides are consecutive odd integers,find the length of each side. what steps do i need to do in order to get the answre? Perimeter= L + L+2 + L+4 solve for L. That is the short side. THen add two for the next side, and...
*January 27, 2007 by JoJo*

**Math**

Harry planned a rectangular garden that was 40 feet long and 10 feet wide 1.What was the perimeter,in feet,of the garden that Harry planned? 2.What was the area,in square feet,of the garden that Harry planned? 3.Suppose Harry decided to change the shape of his garden to a ...
*April 11, 2011 by Frances*

**Math**

A norman window is constructed by adjoining a semicircle to the top of an ordinary rectangular window. Find the dimensions of a Norman window with maximum area if the total perimeter is 16 feet. X = the width of the rectangle. Y = the length of the rectangle. X/2 = the radius ...
*September 17, 2006 by Tezuka*

**Calculus**

A three-sided fence is to be built next to a straight section of a river, which forms the fourth side of a rectangular region. The enclosed area is to equal 3200 m2. What is the minimum perimeter that such a fence can have? I developed two equations: 3600=xy & 2x + y = P .... ...
*November 23, 2006 by Ian*

**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*

**math**

The rectangle given has a perimeter of 14 units. Find the value(s) of x by factoring a quadriatic equation. one side= 12/(x+1) other side= 6/(4-x) Remember that the perimeter of a rectangle is: P = 2L + 2W Note: P = perimeter, L = length, and W = width. Therefore: 14 = 2[12/(x...
*January 17, 2007 by Shay*

**Math**

What is a perimeter?
*October 18, 2008 by jkajd*

**math**

How do u get a perimeter.
*October 11, 2011 by Kim*

**math**

How do u get a perimeter.
*October 11, 2011 by Kim*

**math ,correction**

Directions: Solve each of the following problems. Be sure to show the equation used for the solution. The length of a rectangle is 2in. more than twice its width. If the perimeter of the rectangle is 34 in., find the dimensions of the rectangle. Let L = length and W = width. L...
*February 5, 2007 by jasmine20*

**Math**

Lee is running around the perimeter of a circular track at a rate of 10 ft/sec. The track has a radius of 100 yards. After 10 seconds, Lee turns and runs along a radial line to the center of the circle. Once he reaches the center, he turns and runs along a radial line to his ...
*November 24, 2009 by SC*

**algebra**

give the demensions of rectangles with the perimeters of 70 feet and length-to-width ratios of 3 to 4, 4 to 5, and 1 to 1. Ok, the perimeter is 70 and perimeter = 2(length + width) The ratio is length:with=3:4 so length = (3/4)width 70 = 2(length + width) =2((3/4)width + ...
*September 12, 2006 by christine*

**Algebra - Dividing Radicals**

A landowner wishes to construct a fence around a small section of her property. The fence is rectangular and is (3√5)/√7 meters wide and (2√3)/√5 meters long. What is the exact perimeter of the fence? (Recall that the perimeter is the sum of each ...
*February 11, 2014 by Brady*

**Algebra - 2 more questions... ^^**

Thank you for helping on the other problem, but could you maybe explain how I should solve these two problems? 1. In 1985, Barry was 13 years old and his father was 43. In what year will Barry's age be two-fifths of his father's age? 2. The length of a certain rectangle is 20m...
*November 28, 2007 by Jason*

**trig**

what is the perimeter of a circle
*September 15, 2008 by earl*

**math**

whats a perimeter?
*December 4, 2009 by Anonymous*

**Math**

How do you find a perimeter
*September 22, 2010 by Karina*

**geometry **

The perimeter is 68. Find x,an,BC,AC.if ab is 2x+7,bc is 3x+5, and ac is 5x-4
*October 6, 2010 by chance*

**math**

what is the area and perimeter of 1.7*4
*November 30, 2010 by ashley*

**geometry**

what is the perimeter of trapeziod (-3,3) (-5,0) (2,3) (4,0)
*February 8, 2011 by keith*

**Geometry**

DF=3x+1, DE~=EF, DE=x+5. The perimeter is 31. Find x, DE, and DF.
*October 9, 2012 by Anonymous*

**Geometry**

BE~=RT. Find x, BT, RT, and the perimeter.
*October 9, 2012 by Anonymous*

**geometry**

PR~=QR, PQ=x+3, QR=x+6. The perimeter is 93. Find x and PR.
*October 9, 2012 by Anonymous*

**calculus**

A 100 inch piece of string is cut into 3 pieces. One piece forms a circle, one forms a square and 1 forms an equilateral triangle. If the perimeter of the triangle is equal in length to the perimeter of the square how long should each piece of string be to minimize the total ...
*November 19, 2012 by Dan*

**Math check my answers**

I posted this before can someone please check my answers and help me thanks:) 2 rectangles have equal areas determine the area of each rectangle then use this info to determine the perimeter. rectangle one: length of 2p + 3 width of 3.8 after my work i got p= 1.5 so the area ...
*June 2, 2013 by Rihanna*

**Math**

The area of a rectangle is shown below The area of the rectangle is 56 Which of the following are possible values for the length and width of the rectangle? A.length=6cm and width=9cm B.length=7cm and width=8cm C.length=14cm and width=14cm D.Length=28cm and width=28cm B? What ...
*March 6, 2013 by Jerald*

**Math**

how do I find the perimeter of a trapezoid
*September 19, 2008 by Julie*

**geometry**

if a perimeter to rectangle is 48 what is its area
*November 12, 2009 by Anonymous*

**algebra**

how do I find the width of a perimeter?
*January 17, 2010 by mike*

**math**

the perimeter of a square is 28 m what is its area
*April 7, 2010 by Anonymous*

**math**

What is the perimeter of a circle that is 10m?
*July 10, 2011 by heather*

**math**

what is the perimeter of triangle 8746
*October 26, 2011 by jackie*

**Geometry**

Find the perimeter of the triangle. L1=12.5 in, L2= 10.6 in, L3= 9.5 in.
*March 7, 2012 by Sheilah*

**math**

How do I draw a figure with a perimeter of 15 cm?
*May 22, 2012 by Anonymous*

**geometry**

find the perimeter of a rectangle if: L=12 cm, W=5 cm
*June 20, 2012 by shemeka*

**Math**

Find the perimeter of semicircle d
*September 19, 2012 by Simran kaur*

**geometry**

DF = 3x + 1, DE = EFm = x +5. The perimeter is 31. Find x, DE and DF.
*October 9, 2012 by Anonymous*

**Geometry**

PE~=PM, y=5x+5. Find the perimeter of the figure.
*October 9, 2012 by Anonymous*

**Geometry**

AB~=DC and AD~=BC. Find the perimeter of the figure.
*October 9, 2012 by Anonymous*

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