Tutors Answer Your Questions about Rectangles (FREE)
Question 987440: The dimensions of a rectangular metal box are 3 cm, 5 cm, and 8 cm. if the first two dimensions are increased by the same number of centimeters, while the third dimension remains the same, the new volume is 34 cmcube more than the original volume. what is the new dimension of the enlarged rectangular metal box?
Click here to see answer by josgarithmetic(39617) |
Question 987508: The length of a rectangle is 3 ft
more than twice the width, and the area of the rectangle is 77 ft2
. Find the dimensions of the rectangle.
---once i start to work out the problem i get stuck at 2w^2+3w-77=0. I know 7*-11= -77 but do you not use the ac method to make it add up to 3?
Click here to see answer by josgarithmetic(39617) |
Question 987508: The length of a rectangle is 3 ft
more than twice the width, and the area of the rectangle is 77 ft2
. Find the dimensions of the rectangle.
---once i start to work out the problem i get stuck at 2w^2+3w-77=0. I know 7*-11= -77 but do you not use the ac method to make it add up to 3?
Click here to see answer by MathTherapy(10552)  |
Question 988637: A rectangle and a square have the same area. The width of the rectangle is 48 cm less than the side of the square and the length of the rectangle is 128 cm more than twice the width of the square. What are the dimensions of the rectangle?
I am having trouble translating the application into a formula.
Click here to see answer by Boreal(15235)  |
Question 988637: A rectangle and a square have the same area. The width of the rectangle is 48 cm less than the side of the square and the length of the rectangle is 128 cm more than twice the width of the square. What are the dimensions of the rectangle?
I am having trouble translating the application into a formula.
Click here to see answer by lwsshak3(11628) |
Question 988785: what is the area of a rectangle that has a length of 2x+5 and a length of 7?
I'm not sure how to help my son with this question. it doesn't seem to have enough information. to solve wouldn't you need to know x or the area???
thank you
Click here to see answer by Boreal(15235)  |
Question 989215: The length of a rectangular box is twice the width and the total surface area is 108cm3. Show that if the width of the box is x cm, the volume is 4x/3 (27-x2) cm3. Hence, find the dimension three of the box when its volume is maximum
Click here to see answer by solver91311(24713)  |
Question 989463: The dimension of a rectangular metal box are 3 cm, 5 cm, and 8 cm. If the first two dimensions are increased by the same number of centimeters, while the third dimension remain the same, the new volume is 34cm to the third power more than the original volume. What is the new dimension of the enlarged rectangular metal box?
Click here to see answer by josgarithmetic(39617) |
Question 989864: Well, we're factoring now, so this might have a little to a lot to do with that. I don't know. I suppose if I did, I wouldn't be seeking help. Anyways, the question: The length of a rectangular garden is six feet less than twice the width. Find the length and the width if the area is 216 square feet. Thanks!
Click here to see answer by josmiceli(19441)  |
Question 990433: A carpenter has three pieces of wood measuring 210cm,245cm, and 315'cm in lenght. She wants to cut them into shorter pieces that are all the same length and with no wood left over. what is the greatest possible lenght of each shorted piece?
Click here to see answer by stanbon(75887) |
Question 990502: One side of a rectangle is 8cm longer than the other,the perimeter of the rectangle is 72cm.calculate the width of the rectangle. please dat my gmail account is having problem.pls just send me single to indicate that the question have been solved. please.
Click here to see answer by Cromlix(4381)  |
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