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a rectangle has sides of length 6.1 cm and 8.1 cm correct to 1 decimal place. Calculate the upper bound for the area of the rectangle as accurately

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  1. maths

    a rectangle has sides of length 6.1 cm and 8.1 cm correct to 1 decimal place. Calculate the upper bound for the area of the rectangle as accurately
  2. Maths

    A rectangle has sides of length 6.1cm and 8.1 cm correct to 1 decimal place. Calculate the upper bound for the area of the rectangle as accurately as possible.
  3. mathamatics

    what is the length ( in m, correct to 1 decimal place) of a rectangle field with sides 55m and 72m long.
  4. Math

    A rectangle has sides of length 6.1cm and 8.1cm correct to 1 decimal place. Find the lower and upper bound for the perimeter of the rectangle
  5. Math

    Find, correct to one decimal place, the size of the smallest angle of the triangle which has sides of length 3,5,7
  6. math

    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 46 ft, find the dimensions of the window so that the greatest possible
  7. math

    the length of a rectangle is 8cm more than the width and its area is 172cm^2 .Find a) the width od the rectangle; b) the length of the diagonal of the rectangle, giving your answer correct to 2 decimal places
  8. math

    a semi circle of diameter 6cm is cut from a rectangle with sides 6cm and 8cm.calculate the perimeter of the shaded shape correct to 1 decimal place
  9. Algebra 1

    The perimeter of a rectangle equals the sum of the lengths of its four sides. If the width of a rectangle is 4 inches and its perimeter is 36 inches, find the length of the rectangle. The length of the rectangle is ? My answer was 144, is this correct?
  10. Math

    Choose the one option which gives the length (in m, correct to 1 decimal place) of the diagonal of a rectangular field with sides 55m and 72m long. Options A 11.3 B 63.9 C 82.1 D 90.6 E 96.0 F 127.0
  11. math

    The area of a rectangle is 25 sq in and the perimeter is 25 in. Find the length of the smaller side; enter answer as decimal rounded to 1 decimal place, no units (e.g., 6.0)
  12. Maths Help !!!!!!!!!!!!

    Alec measures the length of a line accurately. His answer, correct to 1 decimal place , is 42.7 cm. What is the greatest line of the line I did not understand the last bit can someone help with it please thanx One decimal place is 0.1 cm. The true length
  13. 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 =
  14. math

    A rectangle has a width that is 3 less than twice the length. If the rectangle has an area of 170 square inches, what is the length of the rectangle? Enter your answer as the correct value, with the correct unit of measurement, like this: 42 meters Be sure
  15. mathematics

    Which shape is always a rhombus? am i right A square because it has 4 sides that are the same length.(my answer) A rectangle because it has 2 pairs of parallel sides. An equilateral triangle because it has 3 sides that are the same length. A quadrilateral
  16. mathematics

    Which shape is always a rhombus? A square because it has 4 sides that are the same length.(my answer) A rectangle because it has 2 pairs of parallel sides. An equilateral triangle because it has 3 sides that are the same length. A quadrilateral because it
  17. help plz math

    Which shape is always a rhombus? my answer is **** A square because it has 4 sides that are the same length.**** A rectangle because it has 2 pairs of parallel sides. An equilateral triangle because it has 3 sides that are the same length. A quadrilateral
  18. math

    2 rectangles are similar. Which is a correct proprtion for corresponding sides? For one rectangle, the length is 12 and the width is 4. The other rectangle has 8 as the width and x as the length. I think it's 4/12=x/8. Is this right?
  19. Calculus

    A rectangle has area 64 m2. Express the perimeter of the rectangle as a function of the length L of one of its sides. State the domain of P. (Assume the length of the rectangle is larger than its width. Enter your answer using interval notation.)
  20. Alg II

    I have a rectangle whose sides are in the proportion b:a, where b is the longer side. I draw a line parallel to a inside the rectangle in order to break it up into a square with sides of length a and a second rectangle. Amazingly, the sides of the new
  21. Algebra math Question

    Find the dimensions of the rectangle meeting the specified conditions. The perimeter is 20.4 millimeters and the length is 2.4 times the width. (Round your answers to one decimal place.) width mm length mm
  22. Optimization (Math)

    The mayor of a village wants to build a library of which the windows have a shape of a rectangle on top of a square. The total perimeter of each window is of P meters and varies depending on each windows size. Find the dimensions of the windows in terms of
  23. Algebra

    I think I have the correct equation, but can someone please double check and tell me if I am correct. Scenario: Suppose that the width of a rectangle is 5 inches shorter than the length, and that the perimeter of the rectangle is 50. Question: Set up an
  24. Maths

    The area of a rectangle of width ycm is 140cm^2. If the width is reduced by 2cm, the length increases by 3cm, and the area decreases to 136cm^2 to form an equation that enables you to determine the value of Y and hence, find the diagonal of the original
  25. Algebra

    Can you please review to see if I am on the right track with this problem: The length of a rectangle is 2 centimeters less than two times the width of the rectangle. If the perimeter of the rectangle is 98 centimeters, what is the length of the rectangle?
  26. Algebra

    A golden rectangle has sides of length 1 and x. When a square with side length 1 is removed from the golden rectangle, the remaining rectangle has the same proportions as the original. Solve for x.
  27. 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
  28. pre-calc

    Find the area of a triangle with sides of length 5 and 8 and included angle 74°. (Round your answer to one decimal place.)
  29. math

    In a triangle ABC, BC = 8 cm and AC = 12 cm and angle ABC = 120. a. Calculate the length of AB, correct to one decimal place. b. If BC is the base of the triangle, calculate, correct to one decimal place; (i) the perpendicular height of triangle; (ii) the
  30. Calculus AB

    What is the maximum volume in cubic inches of an open box to be made from a 16-inch by 30-inch piece of cardboard by cutting out squares of equal sides from the four corners and bending up the sides? Your work must include a statement of the function and
  31. math , correction

    theres a diagram which in the diagram the points are: (-3,1),(0,3),(2,0), (-1,-2). And the directions say: use the concept of slope to determine if the given figure is a parallelogram or a rectangle: so this is what i did please can someone check it to see
  32. geometry

    A rectangle measures 6 inches in length by 9 inches in width. If the rectangle will be enlarged by 250%, what will be the lengths of the sides of the new rectangle? What percent bigger is the perimeter of the new rectangle, compared to the original?
  33. math

    The sides of a rectangle are in a ratio. What is the length of the shorter sides of the rectangle if its perimeter is 42 cm?
  34. Maths

    the sides of my rectangle are in a ratio 1:3. my rectangle is scaled up by a factor of 4. what is the length of my new rectangle, shown below?
  35. Math

    Perimeter of a rectangle is 60 cm.Length is 2 cm less than three times of its breadth. Find length of sides of the rectangle
  36. geometry

    An isosceles triangle has a base of 9.8 units long. If the congruent side lengths have measures to the first decimal place, what is the shortest possible length of the sides.
  37. math

    An isosceles triangle has a base 9.6 units long. If the congruent side lengths have measures to the first decimal place, what is the shortest possible length of the sides?
  38. College math

    7) A rectangular pen can be constructed using the side of a barn as one boundary and 5500 ft. of fence to make the other three sides. Find the length and width of the rectangle to make the largest area. Hint: Draw a picture- and label the sides of the
  39. math,correction

    can someone correct this for me thanks. The length of a rectangle is 1 cm longer than its width. If the diagonal of the rectangle is 4 cm, what are the dimensions (the length and the width) of the rectangle? My answer: x = 2.284cm wide and 3.284cm long.
  40. 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
  41. Math

    I just want to double check myself. For the decimal 8.62354....what is the place value of 3? Thousandths -----correct? For the decimal 7.58021....what is the place value of 1? Hundred-Thousandths------correct?
  42. math

    A rectangle has a length of 8 and a width of 3, two squares with sides equal to the width of the rectangle are placed in the rectangle. What is the area of each square? a. 9 b. 16 c. 20 e. 25 f. 49 please answer and explain
  43. MATHS

    A diagonal of a rectangle forms an angle of 60 degree with each of the two shorter sides of the rectangle.If the length of a shorter side of the rectangle is 3,what is the length of the diagonal?
  44. Physics

    A five-sided object, whose dimensions are shown in the figure, is placed in a uniform magnetic field. The magnetic field has a magnitude of 0.72 T and points along the positive y direction. Determine the magnetic flux through each of the five sides.
  45. 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
  46. maths

    the sides of a rectangle are given in centimeters up length 4x+3 down length x+ 6y,left width 3x+1 right width 4x-y. find x and y and area of the rectangle .solution 4x+3=x+6y . y=3x+3÷6 also 4x-y=3x+1.x=y+1
  47. further mathematics

    a rectangle has sides of length (2x+3)cm and (x+1)cm. what is the domain of x if the area of the rectangle is greater or equal to 10cm^2
  48. Math

    The sides of a rectangle are in the ratio of 4:5. If the width is 28 in., find the length, the perimeter, and the area of this rectangle.
  49. Math

    The sides of the rectangle are in the ratio of 4:7. If its length is 31.5 in., find the width, the perimeter, and the area of this rectangle.
  50. algebra , help

    Can someone help me set up the equations thanks. Directions: Solve each of the following applications. Give all answers to the nearest thousandth. Problem: Geometry. The length of a rectangle is 1 cm longer than its width. If the diagonal of the rectangle
  51. calculus

    A rectangle is to be inscribed in a right triangle having sides of length 36 in, 48 in, and 60 in. Find the dimensions of the rectangle with greatest area assuming the rectangle is positioned as in the accompanying figure. right triangle: hypotenuse- 60in
  52. math

    The lengths of the sides of a rectangle are in a ratio of 4:7. If the length is 31.5 in., find the width, perimeter and area of this rectangle.
  53. math

    The length of a rectangle is 5 in. more than twice its width.? How do I find the width of the rectangle. duplicate post Divide the length by 2 it's going to be a decimal
  54. algebra

    I am given the perimeter of the rectangle. It is 96cm. The length is 3 times the width. What are the measurements of the 4 sides of the rectangle? I need the formula please.The answer is 12 and 36, I think.
  55. math

    the diagonals of a rectangle are 25cm long and intersect at an angle of 32 degrees. Find the length of the sides of the rectangle.
  56. Math - Trigonometry

    The diagonal of a rectangle of width 3.8, makes an angle of 32° 15' with each of the longer sides. Find the length of the diagonal, and the length of the rectangle. Im not sure how to picture/draw the shape, which in term will tell me if it is cos, sin or
  57. 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
  58. trig

    What is the shortest possible length of a triangle side facing an angle of 20 degrees, if one of the other sides is 5? (answer should be a decimal number, correct within 0.001)
  59. Maths

    In a triangle with angles α,β,γ and opposite sides a, b, c you are given: α=35°, β=100°, b=40. Find all missing lengths and angles as well as the area correct to 1 decimal place.
  60. Math

    The perimeter of a rectangle equals the sum of the length of its four sides.If the width of the rectangle if 7 inches and its perimeter is 48 inches, what is the length of the rectangle?
  61. maths steve reiny bob reiny!!! Help

    If line 2x+y=-3 and x-2y=1 form the sides of a rectangle whose other sides meet at the point (3, 4), find the equations of the other sides and the area of the rectangle plz help show solution step
  62. algerbra

    the length of a rectangle is one foot more than twice its width. If all sides were increased by 7feet the perimeter of the new triangle would be 122 ft. find the new dimensions of the new rectangle
  63. Math

    Nathan is designing a box to keep his pet newt in. To make the box, he’s going to start with a solid rectangle and cut squares with sides x cm in length from each corner, as shown in the picture below. The dimensions of the of the solid rectangle are 51
  64. Math

    The perimeter of a rectangle is 200 m. If one of its sides is longer than the other side by 16 m, find the length of each of the sides
  65. Math

    The perimeter of a rectangle is 200 m. If one of its sides is longer than the other side by 16 m, find the length of each of the sides
  66. math

    The perimeter of a rectangle is 68 f. Find the dimensions of the rectangle if the ratioof the length to the width is 9:8 I am sorry that nobody has responded earlier. The perimeter is the sum of the length of the four sides. Therefore: 2(9X) + 2(8X) = 68
  67. Math

    Could someone double check me Write the answer in lowest terms 5/9 + 8/9 = 13/18 What is the perimeter of a rectangle if the length is 7/11 ft and the width is 2/11ft? Answer: 9/11 ft Write the answer in lowest term 17/36 – 13/36 Answer: 1/9 8/15 + 3/20
  68. College Physics

    Four masses are positioned at the corners of a rectangle, as indicated in the figure below (not to scale). x 1kg------2kg | | | |y 3kg------4kg (a)Find the MAGNITUDE and DIRECTION of the net force acting on the 2.0 kg mass if x = 0.20 m and y = 0.11 m.
  69. Algebra

    A rectangle has a length 12 feet in width 8 feet. Every dimension of the rectangle has multiplied by 3/4 to form a similar rectangle. How is the ratio of the areas related to the ratio of the corresponding sides
  70. Calculus AB

    A rectangle is inscribed in a right triangle with legs of length 5 and 12. The sides of the rectangle are parallel to the legs of he triangle. Find the dimensions of the rectangle that has the largest area?
  71. Math

    Square with sides of length are cut out of each corner of a rectangle Mylar piece of cardboard measuring 13ft by 8ft. The resulting piece of cardboard is then folded into a box without a lid. Find the volume of the box. B. Supposed that in part a the
  72. Algebra

    The perimeter of a rectangle equals the sum of its lengths of its 4 sides. If the width of a rectangle is 4 inches and its perimeter is 38 inches, find the length of the rectangle.
  73. algebra

    The perimeter of a rectangle equlas the sum of the lengths of its four sides. If the width of a rectangle is 7 inches and its perimeter is 46 inches, find the length of the rectangle
  74. algebra

    The perimeter of a rectangle equals the sume of the lengths of its four sides. If the width of a rectangle is 9 inches and its perimeter is 52 inches, find the length of the rectangle.
  75. MTH208

    The perimeter of a rectangle equals the sum of the lengths of its four sides. If the width of a rectangle is 3 inches and its perimeter is 42 inches, find the length of the rectangle
  76. Math

    On a centimter dot grid, draw all pissible rectangles with area of 12 sq cm and sides whose length s are whole centimeters. Label the lengths of two adjacent sides of each rectangle.
  77. ALGEBRA WORD PROBLEM! HELP!

    And if a length of a rectangle is 3 more than twice the width and the are is 90 cm squared than what are the dimensions of the rectangle? The width of the rectangle is 43.5 and the length of the rectangle is 87. All together when you add it up it will make
  78. Math

    Can someone answer a question similar to a and b so I can use as an example. Consider the following binomial random variables. (a) The number of tails seen in 47 tosses of a quarter. (i) Find the mean. (Give your answer correct to one decimal place.) (ii)
  79. Math

    The area around the rectangular pool is to be paved for a distance of three metres out from the edge of the pool. Each paving block is a square with sides of 0.5 metres. How many blocks needed? In my hw book, the diagram has a rectangle, and the width is
  80. 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:
  81. Math

    Jerome claims he can find the area of the composite shape shown by inscribing it in a rectangle and subtracting. Kelly claims that to find the area you need to use addition. Who is correct? Justify your answer.The picture looks like a 2 sided pointed
  82. check math problem

    (c) The number of cars found to have unsafe tires among the 379 cars stopped at a roadblock for inspection (assume that 15% of all cars have one or more unsafe tires). (i) Find the mean. (Give your answer correct to one decimal place.) 56.85. (ii) Find the
  83. Mathematics

    Alec measures the length of a line accurately. His answer, correct to 1 decimal place , is 42.7 cm. What is the greatest line of the line I did not understand the last bit can someone help with it please thanx The greatest length? 42.74 cm
  84. basic geometric

    10. a rectangle has width the same as a side of a square whose perimeter is 20m. the length of the rectangle is 9m. find the perimeter of this rectangle. 34. The width of a rectangular picture is one-half the length. The perimeter of the rectangle is 72
  85. algebra help please

    The area of a rectangle of length x is given by 3x^2+5x find the width of the rectangle a=l*w =x*(3x+5) I stoped here I am not sure if I am correct i was taken the 3x+5 as the width and x as the length but i am not sure if the 3x+5 should be the area and
  86. geometry

    A parallelogram has sides of length 3 and 5 and a diagonal length 10. is the quadrilateral a rectangle? please explain
  87. PreCalc (still confused)

    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
  88. math

    a dining table in the shape of a rectangle ABCD has sides of length (2X+12)and x cm and the length of the diagonal BD is (2x+18)find the value of x
  89. mathematics

    Find the formula for the described function and state its domain. A rectangle has area 17 m 2 . Express the perimeter P of the rectangle as a function of the length x of one of its sides
  90. math

    if the area of a rectangle is 30 square centimeters and the length is 6 centimeters,use the equation 30=6w to find the width w of the rectangle.I don't understand what would be the correct answer I think my aswer doesn't look correct.
  91. 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
  92. math

    a rectangle has an area of 64 inches2.a staright line is to be drawn from one corner of the rectangle to the mid point of one of the two more distant sides.what is the minimum posible length of such a line
  93. Calculus

    A rectangle is bounded by the x-axis and the semicircle y= �ã(25-x^2). What length and width should the rectangle have so that the area is maximum? Place the semi-circle so it's center coincides with the origin. If you go a distance x to the right the
  94. Math

    a triangle ABC, BC = 8cm, AC = 12cm and angle ABC = 120º. Calculate the of AB, correct to one decimal place. (b) If BC is the base of the triangle, calculate, correct to one decimal place: (i) the perpendicular height of the triangle; (ii) the area of the
  95. math

    please help out 7. Figures that are Congruent or Similar just check if my answers are correct. What is the correct way to classify the figures shown below? Two triangles are shown. Triangle A B C has edge A C measuring 4 units, edge B C measuring 6 units,
  96. area

    Length: 18 cm Width: 4 cm This rectangle is similar to a rectangle with a length of 27 centimeters. What is the width of the larger rectangle? (You might need to draw a smaller rectangle) Label your answer with cm - PUT A SPACE between number and cm See
  97. Math

    HELP!! The perimeter of a rectangle may be determined by using the formula P = 2(l + w), where "P" stands for the perimeter, "l" stands for the length of the rectangle, and "w" stands for the width of the rectangle. What is the perimeter of a rectangle
  98. math

    round result to two decimal places...the answer i have is: 7.023 so two decimal places would it be: 702.0 You're asked to round to two decimal places. 7.023 = 7.02. Your answer has only one decimal place. so i guess my answer is wrong then...so what do
  99. Math,Ratio

    the length of a rectangle is 6times as long as its breadth. a.) what fraction of the perimeter of the rectangle is the length of the rectangle? b.) find the ratio of the length of the rectangle to its breadth and to its perimeter. c.) if the perimeter of
  100. 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

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