# Determine the length and breadth of a rectangle if the length is 3cm less than twice the breadth, and the perimeter is 18

40,002 questions, page 3
1. ## math

the length of a rectangle is 3 meters less than twice its width. write an equation to find the length of the rectangle. the length of the rectangle is 11 meters. what is the width of the rectangle

asked by robin on October 25, 2017
2. ## algebra

The length of a rectangle is 5ft less than twice its width. The area of the rectanle is 75ft^2. Find the length of the rectangle

asked by Renee on April 11, 2011
3. ## algebra

Is a rectangle with 14in in length and 7in in width proportional to a rectangle with 21inches in length and 15 inches in with

asked by fredrick on December 8, 2014
4. ## Geometry

Referring to the figure below (not to scale), the perimeter of the rectangle is 48. The length of the rectangle is W + 6, where W is the width. Find the length.

asked by Pat on September 14, 2011
5. ## algebra

Suppose that the width of a certain rectangle is 1 inch more than one-fourth of its length. The perimeter of the rectangle is 32 inches. Find the length and width of the rectangle.

asked by Rebecca on September 8, 2015
6. ## algebra

Suppose that the width of a certain rectangle is 1 inch more than one-fourth of its length. The perimeter of the rectangle is 62 inches. Find the length and width of the rectangle.

asked by Anonymous on December 28, 2015
7. ## math

find the ratio of the length of the blue rectangle, to the length of the green rectangle, repeat this for width, perimeter and area blue rectangle is 2 ft by 3 ft green rectangle is 4 ft by 6 ft

asked by Anonymous on January 18, 2017

The length of a rectangle is 3 cm and the width is 2 cm. find the length of the diagonal. Is there a formula to do this? The length of a rectangle is 3 cm and the width is 2 cm. find the length of the diagonal. Is there a formula to do this? The diagonal D

asked by Emily on June 1, 2007

tHE AREA OF A RECTANGLE IS 24CM2 IF THE LENGTH OF THE SIDES ARE WHOLE NUMBERS WHICH OF THE FOLLOWING WOULD NOT BE POSSIBLE .EXPLAIN A:16CM,8CM B:12CM,2CM C:6CM,4CM D:3CM,8CM,

asked by erika on April 28, 2009
10. ## lively

Suppose that the width of a certain rectangle is three-fourths of its length, and the area of that same rectangle is 108 square meters. Find the length and the width of the rectangle If you put the correct subject in the subject line, you're likely to get

asked by jonathan on November 26, 2006
11. ## math

The area of a rectangle is 24 m2. The length of this rectangle is 6 m. Which equation could be used to determine the width, w?

asked by alexis on January 20, 2012
12. ## Calculus

A rectangle is bounded by the x-axis and the semicircle y=ã(25-x^2). Question is, what length and width should the rectangle have so that its area is a maximum, and what is the maxuimum area? Area= length*width = 2x*y= 2x*sqrt(25-x^2) Now, take that,

asked by Tezuka on October 6, 2006
13. ## math

the length of a rectangle is 1 cm less than twice its width. the area is 28 cm squared. find the dimensions of the rectangle. Just translate the English into "math" "the length of a rectangle is 1 cm less than twice its width" l=2w-1 "the area is 28"

asked by anonymous on May 8, 2007
14. ## algebra

A wire is 264 ft in length is to be cut into two pieces, one to form a rectangle whose length is four less than twice the width, and the other to form a square whose side is equal to the sum of the width and the length of the rectangle. how long is the

asked by Kevin on November 29, 2015
15. ## algebra

a rectangle has a perimeter of 30 inches.Its length is one less than three times its width. what are the length and widths of the rectangle

asked by kae on December 2, 2014
16. ## Math

The area of a rectangle is 24. The length is 10cm longer than the width. Find the length of the rectangle.

asked by Emma on May 4, 2017
17. ## algebra

the width of a rectangle is 3 less than twice the length of x. if area of rectangle is 43 in sq ft. which equation can be used to find length in feet a. 2x(x-3)=43 b.2x+2(2x-3)=43 c.x(3-2x)=43 d.x(2x-3)=43

asked by Anonymous on March 29, 2013
18. ## Algebra

The length of a rectangle is 2 ft less than three times the width. The area is 60 ft SQUARED. Find the length of the rectangle

asked by Anonymous on November 30, 2016
19. ## pre-algebra

Can you help me figure this? The area of a rectangle is 14 square meters. Find the length and width of the rectangle if it's length is 5 meters greater than its width. Use an equation and the formula for the area of a rectangle=(width)(length). Thank you.

asked by shyloh on December 15, 2011
20. ## Math

The length and width of a rectangle are (x+4) cm and x cm respectively. Write down expressions for: A. The perimeter of the rectangle B. The length of the side of a square with the same perimeter If the sum of the areas of the square and the rectangle is

asked by Simon on October 23, 2011
21. ## calculus

the base of a triangle is 2 cm shorter than the width of a rectangle. The rectangle's length is 4 times its width and the triangle's height is the same as the rectangle's length. find the area of both figures if the difference of the two areas is 30cm2

asked by Anonymous on September 8, 2010
22. ## algebra

The length of a rectangle is twice the width.  If the length is increased by 4 inches and the width is diminished by 1 inch, a new rectangle is formed whose perimeter is 198 inches.  Fine the dimensions of the original rectangle.

asked by nisha on April 23, 2017
23. ## algebra1

The length of a rectangle is twice the width. If the length is increased by 4 inches and the width is decreased by 1 inch, a new rectangle is formed whose perimeter is 198 inches. Find the dimensions of the original rectangle.

asked by anonymous on October 19, 2007
24. ## math

the length of a rectangle is 3 yds more than twice it width and the area of the rectangle is 77yds find the dimensions of the rectangle the length and width

asked by carmen on February 22, 2013
25. ## Math

The area of a rectangle is 20 square inches. The length of the rectangle is 1 inch longer than the width. What are the length and width of the rectangle?

asked by Jay on October 10, 2012
26. ## Math

The length of a rectangle is 1 meter more than 5 times it's width. The perimeter of the rectangle is 98 meters. Find the length and width of the rectangle.

asked by Miah on October 29, 2013
27. ## algebra

The length of a rectangle is 4 inches more than twice the width. If the area of the rectangle is 48 square inches, what is the length of the rectangle? SHOW WORK. Thank you!!

asked by Tim on February 13, 2017
28. ## Geometry

the width of a rectangle is 25% of the length. The perimeter is 250 cm. Find the width and the length of the rectangle. (length = 100 cm and width = 25cm)

asked by Valery on April 10, 2011
29. ## math

Draw one more rectangle using a ratio of 1:3 (a rectangle that is triple the width and length of the original shape). Determine and label the perimeter and area.

asked by monica on August 3, 2012
30. ## math

The width of a rectangle is 12 less than twice the length, and the area of the rectangle is 270 m2. What is the length of the rectangle?

asked by max on January 24, 2019
31. ## Maths

The width of a rectangle is 12 units less than its length. If you add 30 units to both length and width, you double the perimeter. Find the length and with of the original rectangle.

asked by Nkuna sizwe on March 5, 2013
32. ## Maths

The width of a rectangle is 12 units less than its length. If you add 30 units to both length and width, you double the perimeter. Find the length and with of the original rectangle.

asked by Nkuna sizwe on March 5, 2013
33. ## algebra

the length of a rectangle is 5 times its width. if the length is decreased by 3 meters, and the width is increased by 10 meters, the perimeter will be 374 meters. find the length of the original rectangle.

asked by kaitlyn on November 14, 2016
34. ## Math Word Problem

The length of a rectangle is twice the width. The area is 242 yd^2. Find the length and the width of the rectangle. The width would be? The length would be? I am not sure if I am to take 242 and sqrt it to give me 58,564 and then divide by 4 or what. I am

asked by MBK on August 22, 2010
35. ## Geometry

The length of a rectangle is 1cm longer than its width. If the diagonal of the rectangle is 4cm, what are the dimensions(the length and the width)of the rectangle? L=W-1 Diagonal = sqrt(L^2 + W^2) substitutuet for L in the second equation, solve for W.

asked by Audrey on June 9, 2007
36. ## Math

a rectangle is 3 times as wide as a square. the rectangle's length is 15 ft shorter than 5 times the square's length. Given that the sum of the two perimeters must be less than 150 ft, find the set of all possible lengths for the rectangle

asked by Roy on September 14, 2009
37. ## maths

the length of a rectangle is 4 times than its width. the area of the rectangle is 1024cm2 find the length of the rectangle the perimeter of the rectangle 4 square has the same perieter as that its rectangle. Find the area of the square.

asked by kareena on June 12, 2017
38. ## algebra

The width of a rectangle is three fourths the length. The perimeter of the rectangle becomes 50 cm when the length and the width are each increased by 2cm. Find the length and the width. Draw a diagram and convince yourself that the perimeter P=2(L+W)

asked by summer on September 19, 2006
39. ## algebra

The area of a rectangle is 21 square meters. Find the length and width of the rectangle if its length is 4 meters greater than its widith. using Area of a rectangle = (width)(Length)

asked by Peg R on August 14, 2010
40. ## math

a right rectangle and a right triangle prism have the same height. If the lenght of the side of the rectangle base is twice the width, explain how to determine the area of the triangular base in terms of the rectangle base length.

asked by Donna on February 27, 2010
41. ## math

A right rectangle and a right triangle prism have the same height. If the lenght of the side of the rectangle base is twice the width, explain how to determine the area of the triangular base in terms of the rectangle base length.

asked by Donna on February 28, 2010
42. ## Math

You complete 3cm of a necklace in a hour each hour after the first you triple the length of the necklace write an expressions using exponents for the length of the necklace after 3 hours then find the length

asked by Jaylee on September 13, 2018
43. ## math

The width of a rectangle is 8 less than twice its length. If the area of the rectangle is 172 cm^2, what is the length of the diagonal?

asked by Nelson on September 11, 2016
44. ## alg 150 help

the width of a rectangle is 9 less than twice the length. if the area os the rectangle is 41cm^2 what is the length of the diagonal?

asked by eddie on February 10, 2013
45. ## Algebra 2

The length of a rectangle is 1 less than three times its width. The perimeter is 30 ft. Find the length of this rectangle

asked by OLIO :) on May 31, 2012
46. ## Math

The length of a rectangle in 18 inches. What is the perimeter of the rectangle if the length is 7 incheslonger than the width?

asked by Erika on March 8, 2012
47. ## Geometry

rectangle FGHK The length of FH is 9 cm. What is the length of GK? C is the center of the rectangle 4 is the height 4.5 measure from F to C 4.5 from H to C

asked by Z on April 1, 2018
48. ## geometry

A rectangle has length and width in the ratio of 5:9. If the perimeter is 280, what is the length of the rectangle?

asked by Anonymous on February 11, 2013
49. ## math

the length of a rectangle is four times its width. if the area is 100 m2 what is the length of the rectangle?

asked by cindy on September 19, 2011
50. ## Precalculus

The width of a rectangle is 8 less than twice its length. If the area of the rectangle is 172 cm^2, what is the length of the diagonal?

asked by Nelson on September 11, 2016
51. ## Math

The length and width of a rectangle are (x+4)cm and xcm respectively. Write down expressions for: A. The perimeter of the rectangle B. The length of the side of a square with the same perimeter If the sum of the areas of the square and the rectangle is

asked by Ghiffari on October 24, 2011
52. ## Math

For a constant area, the length of a rectangle varies inversely as its width. The length of a rectangle is 27 ft when the width is 10 ft. Find the width of a rectangle with the same area if the length is 18 ft.

asked by James on February 21, 2018
53. ## 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

asked by shilpa on January 11, 2016
54. ## Math Algebra

Solve algebraically using only variable: The length of a rectangle is two less than three times its width. If the area of the rectangle is 65, find the length and the width. (The area of a rectangle is equal to its length times its width.

asked by Tony on February 20, 2017
55. ## Algebra

Solve algebraically using only variable: The length of a rectangle is two less than three times its width. If the area of the rectangle is 65, find the length and the width. (The area of a rectangle is equal to its length times its width.

asked by Tony on February 20, 2017
56. ## geometry

A rectangle has a perimeter of 4242 inches. The width of the rectangle is 33 inches less than one half 1/2 the length. What are the dimensions of this​ rectangle? Write your answer in the form​ "width, length thank you

asked by jeff on September 12, 2016
57. ## 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

asked by Diana on June 14, 2007
58. ## 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

asked by vincent on July 30, 2013
59. ## Areas/Rectangle

Given that the area of the rectangle is 2x^2 + 9x - 5 , determine the length of the rectangle.

asked by Sydney on January 19, 2011
60. ## math

the length of a rectangle is 6 cm more than its width. the area is 11 cm squared. find the length and width. look at the post by anonymous at 8:55, it is almost the same as yours. Do it the same way. length= x+6 width=x x(x+6)=11 x^2 + ^x =11 x^2+6x-11=0

asked by help me plz on May 8, 2007
61. ## math

the length of a rectangle is x +19 and the width is 6. the length of a scond rectangle is 6x +2 and width is 4. What is the expression equal to the area of the first rectangle?

asked by sharon on December 29, 2012
62. ## Algebra

The length of a rectangle is 1ft. more than twice the width, and the area of the rectangle is 66 ft^2. Find the dimensions of the rectangle. length: width:

asked by Roderick on April 1, 2014
63. ## math

if you have a rectangle using 24 squares tiles and if you add the length and the width of the rectangle together and get11. what is the length and width of your rectangle?

asked by jason on September 14, 2011
64. ## math

A rectangle was constructed using 24 square tiles. If you add the length and width of her rectangle together, you would get 11. What is the length and width of this rectangle?

asked by Hannah on September 29, 2011
65. ## Geometry

The perimeter of a rectangle is 192 feet. The length of the rectangle is twice the width. Find the length and width of the rectangle.

asked by Keonn'a on September 2, 2017
66. ## 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, A cm^2 , the rectangle, in terms of t is A =12t + 18t^2 . Hence find the rate of change of the area at the instant

asked by Aaqib zaman on January 28, 2015
67. ## Math

You have 300 meters of fencing with which to build two enclosures. One will be a square, and the other will be a rectangle where the length of the base is exactly twice the length of the height. Give the dimensions of the square and rectangle that minimize

asked by KK on June 5, 2012
68. ## math

Solve each system of equations by graphing. Check each solution. The perimeter of a rectangle is 24 ft. Its length is five times its width. Let x be the length and y be the width. What is the area of the rectangle?

asked by Anonymous on February 23, 2013
69. ## math

length of the rectangle is five more than twice its width .area of the rectangle is 52 sq meter. find the length of the rectangle have my own sol. pls. continue L=5+2w LW=52 (5+2w)w=52 2w^2+5w=52 2w^2+5w-52=0 soo. pls could someone continue this~?

asked by al sah him on August 11, 2015

I don't understand can you help me? Alicia has made a rectangle using 24 square tiles. If she adds the length and width of her rectangle together, she gets 11. What is the length and width of Alicia's rectangle?

asked by Lexi on September 10, 2010
71. ## geometry

If the length of a rectangle is twice its width, w, write an expression to represent the perimeter of the rectangle. If the perimeter of the rectangle is 72 inches, what is the length and width of the rectangle?

72. ## math

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.

asked by risha on April 27, 2011
73. ## Math

Consider the rectangle with an area of 24x^3-54x^2-15x, with a side length of 6x^2-15x. Write and simplify an expression for the length of the rectangle. ^ Could someone please show me how to do this?

asked by -Untamed- on December 10, 2011
74. ## Algebra

The length of a rectangle is 3 times the width. If the length is increased by 4 cm and the width is decreased by 1 cm,the parimeter would be 102 cm, find the dimensions of the original rectangle.

asked by Anonymous on October 16, 2014
75. ## Algebra I

The expression 2(l+w) may be used to find the perimeter of a rectangle. What are the length and width of a rectangle if the area is 13 1/2 square units and the length of one side is 1/5 the measure of the perimeter?

asked by Dev on August 29, 2010
76. ## algebra

The length of a rectangle is 6 cm more than four times the width. If the perimeter of the rectangle is 42 cm, what are its dimensions? a. length = 18 cm; width = 3 cm b. length = 18 cm; width = 9 cm c. length = 6 cm; width = 9 cm d. length = 3 cm; width =

asked by tiffany on January 20, 2011
77. ## 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.

asked by nancy on September 25, 2012
78. ## 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.

asked by crystal on March 7, 2012
79. ## Maths

a rectangular metal sheet of length 30cm and breadth 25cm is to be made into an open box of base area 300cm by cutting out equal squares from each of the four corners and then bending up the edges find the length and the side cut from each corner

asked by Mayur on December 7, 2016
80. ## Physics - Voltage across a wire of unknown length

Four copper wires of equal length L are connected to a 100V source. Their cross-sectional area are 1cm^2, 2cm^2, 3cm^2, and 4cm^2. Find the voltage across the 3cm^2 wire. Leave your answer in terms of L, it should cancel out. - So I tried using and

asked by Kid on March 25, 2017
81. ## Algebra

The length of a rectangle is (x+2) inches. The width of the rectangle is (x+1) inches. Write an equation that can be used to determine the area (A) of the rectangle in terms of x. What is the value of x if the area of the rectangle is 56 square inches?

asked by Amber on May 16, 2013
82. ## Algebra

The length of a rectangle is 3 times the width. If the length is increased by 4 cm and the width is decreased by 1cm the parimeter will be 102 cm. find the dimensions of the original rectangle. I don't know the equation, please show the work. Not just the

asked by B on October 16, 2014
83. ## algebra 1

A rectangular piece of cardboard has a perimeter of 88 cm. The length of the rectangle is 8 cm longer than three times the width. Find the length and width of the rectangle.

asked by Anonymous on December 11, 2016
84. ## Algebra

What is the length of the original rectangle? The perimeter of a rectangle is equal to 40. If the length is halved and the width is divided by 3, the new perimeter is decreased by 24. Select one: a. 12 b. 8 c. 4 d. 16

asked by Anonymous on February 20, 2019
85. ## math

the length of a rectangle is 7 times as long as its width. if the perimeter is 72 meters what is the length and width of the rectangle? please show how to set up eqaution.

asked by gmoney on October 31, 2010
86. ## Math

In the accompanying diagram, abcd is a rectangle with ab as a diameter of semicircle o. Diagonal bd is drawn in rectangle abcd. The length of bd exceeds the length of ab by 1, and ad=5. Please help thank you

asked by Kiki on December 23, 2012
87. ## Algebra 2

I am stuck on this problem that I have tried to solve so many times! The question is:The length of a rectangle is four more than twice the width. If the perimeter of the rectangle is 32 cm, what are the length and width of the rectangle? Here is my work:

asked by Mick on October 17, 2015
88. ## Math Urgent

A rectangle of length 4cm and width 3cm has one vertex at the origin of a system of axes and another vertex on a quarter of a circle whose center is also at the origin. Solve for the area

asked by Vecchi on June 26, 2016
89. ## math

The length of a rectangle is twice the width. If the length is increased by 6, and the width is doubled, a new rectangle is formed whose perimeter is 20 more than the perimeter of the original rectangle. Find the dimensions of the original rectangle.

asked by jackie on October 30, 2015
90. ## 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

asked by klar maesen on July 18, 2007
91. ## math

The length of a rectangle is three times its width. If the area of the rectangle is 48, what is its length?

asked by kim on December 6, 2013
92. ## geometry

A rectangle has a side whose length is 5 and a diagonal whose length is √74. What is the area of the rectangle?

asked by shannon on December 2, 2014
93. ## math

A rectangle has length (x-3) cm and width 4 cm. The perimeter of the rectangle is 40 cm. Find the length.

asked by Anonymous on May 18, 2016
94. ## Math

A rectangle of length of 10 cm has diagonals of length 12 cm. Calculate the width of the rectangle.

asked by willian on September 19, 2011
95. ## Math

The length of a rectangle is 1 m more than twice its width. What is the length of the rectangle if its perimeter is 110m?

asked by Kim on February 8, 2017
96. ## English

1. You are out of breadth a lot. 2. You are very out of breadth. 3. You are much out of breadth. 4. How aout of breadth you are! (Which one is grammatical? Which one is similar to #4? What other expressions can we us instead of 'out of breadth.?)

asked by rfvv on October 12, 2013
97. ## Calculus

Help checking my work please! The region R is a rectangle with vertices P (a,ln a), Q (a, 0), S (3, 0), and T (3, ln a), where 1 < a < 3 (graph: gyazo.com/9e52cd3cd10fad297232efadb9f94d87) A. Write an expression that gives the area of the rectangle as a

asked by Josh on April 23, 2019
98. ## Maths

The walls in a playground is 410 m .if the length of wall is 80m long .find the length of wall in breadth and area of wall

asked by Shaista on October 15, 2018
99. ## 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

asked by Aaqib on January 30, 2015
100. ## algebra

the length of a rectangle is twice it's width. if it's length is decreased by 3 cm , and it's width is increased by 5 cm the result will be a square , then the perimeter of this rectangle will equal ...... cm

asked by Amr on April 22, 2012