Tutors Answer Your Questions about Rectangles (FREE)
Question 201130: A rectangular swimming pool is 2 m longer than it is wide. If the width is decreased by 3 m, and the length is increased by 4 m, the area remains the same as the original area, Find the original dimensions of the pool.
Click here to see answer by nerdybill(6962)  |
Question 201455: Area of a parallelogram. Find a trinomial A(x) that represents tha area of a parallelogram whose base is 3x+2 meters and hose height is 2x+3 meters. Find A(3).
This is what I came up with
3x+2 (2x+3)
6x2 +12x+6
Click here to see answer by Alan3354(30993)  |
Question 201771: i just would like to know how to be able to get the steps to this question
area of a rectangle rug: A=LW
the area of this rug is 80 sq units.find its length and width
i would just like to know the steps only please and thank you
Click here to see answer by Earlsdon(6287) |
Question 203191: A rectangle has integer side lengths. One pair of opposite sides is increased by 30% and the other pair of sides is decreased by 20%. The new side lengths are also integers. What is the smallest possible area, in square units, of the new
rectangle?
Click here to see answer by jsmallt9(3296) |
Question 203785: You have a garden with a fence around it and it is rectangular in shape
The perimeter is 500 feet in length and the width is 80% of the length
Find L and W.
Could you show me step by step so I can gain an understanding on how to solve these types of problems.
Click here to see answer by nerdybill(6962)  |
Question 204201: Suppose that the width of a rectangle is 5 inches shorter than the length and that the perimeter of the rectangle is 50.
a) Set up an equation for the perimeter involving only L, the length of the rectangle.
b) Solve this equation algebraically to find the length of the rectangle. Find the width as well.
Click here to see answer by rfer(12662) |
Question 204201: Suppose that the width of a rectangle is 5 inches shorter than the length and that the perimeter of the rectangle is 50.
a) Set up an equation for the perimeter involving only L, the length of the rectangle.
b) Solve this equation algebraically to find the length of the rectangle. Find the width as well.
Click here to see answer by MathTherapy(1425)  |
Question 204292: Id need help here please, find the dimensions of a rectangle "a" with the greatest area whose perimeter is 30feet. I know that the perimeter of a rectangle is 2l+2w=P and i also know that to solve for the length; l= p-2w/2 and to solve for the Area; A=lw but here i dont have the length or width so how would I solve this problem?? I have came as far as; l=p-2w/2 so l=30(ft)-2w/2... I now i didnt come far and that its pretty lousy -_- that i only came as far as that, but thats exactly why i need help.
Click here to see answer by jim_thompson5910(28595) |
Question 205186: The area of a rectangular piece of cardboard shown is 735 square inches. The cardboard is used to make an open box by cutting a 3-inch square from each corner and turning up the sides. If the box is to have a volume of 1305 cubic inches, find the dimensions of the cardboard that must be used. Any help you can give would be greatly appreciated, thanks!!
Click here to see answer by checkley77(12569) |
Question 205562: One side of a rectangular stage is 2 meters longer than the other. If the diagonal is 10 meters, than what are the lengths of the other sides. Now A=LW, right? So I got as far as (l+2m)(l-2m)=l^2-2lm+2lm-4m^2=1^-4m^2. So l^2-4m^2 x wm=10m. Is this correct or not? I am not sure how to configure the diagonal of 10 meters into the equation. HELP PLEASE!!
Click here to see answer by Targetweek(62) |
Question 206134: An advertising agency begins a campaign to promote a new product and determines that t days later, the number of people N(t) who have heard about the product is changing at a rate given by: N'(t) = 5t^2 - (0.04/t^2 3) people per day. How many people learn about the product during the first week? During the second week?
Click here to see answer by Marth(57) |
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