I don't understand this quadratic equation: The ratio of the measures of the length and width of a rectangle is 5:7. the area of the rectangle is 1,715 square feet. Find the dimensions of the rectangle.

  1. 👍 0
  2. 👎 0
  3. 👁 59
  1. length = 7 x
    width = 5 x

    7x * 5 x = 1715
    35 x^2 = 1715
    x^2 = 49
    x = 7

    7 x = 49
    5 x = 35

    1. 👍 0
    2. 👎 0
    posted by Damon

Respond to this Question

First Name

Your Response

Similar Questions

  1. Math

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

    asked by Kathy on July 31, 2016
  2. algebra

    0. Tell your classmates about your pet to set up the scenario for fencing a rectangle in your yard. 1. You MUST start by choosing an amount of area that you want to fence in for your pet and this MUST be stated first. What amount

    asked by jim on February 14, 2012
  3. math

    Mang jose wants to make a table which has an area of 8 m^2. The length of the table has to be 2 m longer than the width. 1. if the width of the table is p meters what will be its length? 2.form a quadratic equation that represents

    asked by rainer ferrer on August 4, 2014
  4. Geology

    I need help with a radiometric dating equation. I am trying to determine the age of a sample that has a 40AR/40K ratio of 4.5. I understand the equation of D=Do+N(e^.693t-1). I understand I would set Do to zero. But what is D? I

    asked by Aracely on December 4, 2008
  5. 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 =

    asked by christine on September 12, 2006
  6. algebra

    the ancient greeks thought that the most pleasing shape for a rectangle was one for which the ratio of the length to the width was approximately 8 to 5, the golden ratio. if the length of a rectangular painting is 2 feet longer

    asked by tina on January 21, 2010
  7. 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 don't know what formula to use or how to write it. Perimeter = length + length + width + width = 1280 miles

    asked by summer on September 19, 2006
  8. math

    Simone measures the width of one cardboard strip as 1/2 yd. A second cardboard strip measures 5/6 yd in width. Estimate the combined width of the cardboard strips. A. about 1/2 yd B. about 1 yd C. about 1 1/4 yd D. about 1 1/2 yd

    asked by Pepsi on December 11, 2017
  9. 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.

    asked by lisa on December 17, 2011
  10. Pre algebra

    The width of a triangle is x-3 and the length is 2x-1. Write and solve an equation to find the perimeter and area of the rectangle if the measures of its length and width are in a 1:3 proportion

    asked by Ashley on May 25, 2011

More Similar Questions