Tutors Answer Your Questions about Rectangles (FREE)
Question 158677: I will first describe the picture. There is a rectangle, ABCD with the long side labeled y and short side labeled x.
Here is the question.
If the perimeter of the rectangle ABCD is equal to p, and x=1/5 y, what is the value of y in terms of p?
I know the answer is (5p)/(12) but am not sure how this answer is derived?
Any ideas?
Thanks!
Click here to see answer by edjones(8007)  |
Question 159212: A rectangular patio is surrounded on three sides by a fence (the remaning side is up against the house). If the area of the patio is 38 meter square, and the total length of fence is 18 meters, what is the length and width of the patio.
Click here to see answer by KnightOwlTutor(293)  |
Question 159212: A rectangular patio is surrounded on three sides by a fence (the remaning side is up against the house). If the area of the patio is 38 meter square, and the total length of fence is 18 meters, what is the length and width of the patio.
Click here to see answer by Alan3354(69443)  |
Question 159212: A rectangular patio is surrounded on three sides by a fence (the remaning side is up against the house). If the area of the patio is 38 meter square, and the total length of fence is 18 meters, what is the length and width of the patio.
Click here to see answer by gonzo(654) |
Question 160339: The area of a rectangle is 30 cm^2. The perimeter is 26cm. What are the length and width of the rectangle.
this is what i have so far
a=lw so 30= lw
p=2L + 2W so 26= 2L+2W
I'm not sure if I am supposed to substitute the first equation into the second one or just try to isolate L and w.
thanks.
Click here to see answer by checkley77(12844) |
Question 160339: The area of a rectangle is 30 cm^2. The perimeter is 26cm. What are the length and width of the rectangle.
this is what i have so far
a=lw so 30= lw
p=2L + 2W so 26= 2L+2W
I'm not sure if I am supposed to substitute the first equation into the second one or just try to isolate L and w.
thanks.
Click here to see answer by Electrified_Levi(103) |
Question 162778: As a real estate tycoon you have bought a rectangular parcel of waterfront property and want to enclose your land as follows: Using 5000 feet of fencing you want to enclose a rectangular section on only three sides using the water as the 4th side. What dimensions (length and width of the rectangle) should the enclosure be to assure maximum area?
I have been working on this problem for over two hours, it's ripping my mind apart! PLEASE HELP.
Click here to see answer by checkley77(12844) |
Question 164437: a rectangular storage area is to be constructed along the side of tall building, a security fence is required along the remaning three sides of the area. what is the maximum area that can be enclosed with 800 ft of fencing.
Click here to see answer by josmiceli(19441)  |
Question 165103: The length of each side of square A is increased by 100% to make square B. If the length of the side of square B is increased by 50% to make square C, by what percent is the area of Square C greater than the sum of the areas of squares A and B?
Click here to see answer by edjones(8007)  |
Question 165108: The size of a television screen is given as the length of the screens diagonal. If the screens were flat, then the area of a square 21-inch screen would be how many square inches greater than the area of a square 19-inch screen???
Click here to see answer by edjones(8007)  |
Question 165109: A square board that has an area of 25 square inches is to be cut into pieces, each of which is a square with sides of length 1,2 or 3 inches. What is the least number of such square pieces into which the board can be cut?
Click here to see answer by edjones(8007)  |
Question 165118: A square board that has an area of 25 square inches is to be cut into pieces, each of which is a square with sides of length 1,2 or 3 inches. What is the least number of such square pieces into which the board can be cut?: A square board that has an area of 25 square inches is to be cut into pieces, each of which is a square with sides of length 1,2 or 3 inches. What is the least number of such square pieces into which the board can be cut?
Answers are as follows
A). 5
B). 6
C). 7
D). 8
E). 9
Click here to see answer by edjones(8007)  |
Question 165223: Find the perimeter and the area of the shaded region use 3.14 for pie.
A retangle shaded with a half circle on one end. The width is 25 ft. the height is 20 ft. I have the answers but I need to know how to work the problem.
Answer: Perimeter = 101.4 ft
Area = 343 ft2
Can someone please help by showing me how to work the problem?
Click here to see answer by nerdybill(7384)  |
Question 165454: This is a math stars question I can't don't know how to tell my son how to get the answer.
Faye has 20 feet of fencing to make a rectangular pen for her dog. what is the largest area that she can fence in? His teacher said answer is 25 square feet-how did she get that answer?
Click here to see answer by Alan3354(69443)  |
Question 165454: This is a math stars question I can't don't know how to tell my son how to get the answer.
Faye has 20 feet of fencing to make a rectangular pen for her dog. what is the largest area that she can fence in? His teacher said answer is 25 square feet-how did she get that answer?
Click here to see answer by scott8148(6628)  |
Question 166221: Suppose you have a Golden Rectangle cut out of a piece of paper. Now suppose you fold it in half along its base and then in half along its width. You have just created a new, smaller rectangle. Is that rectangle a Golden Rectangle?
Click here to see answer by MRperkins(300)  |
Question 166306: Hello,
I am having a hard time solving this problem and iwas wondering if you can help me. #1 One side of a rectangle stage is 2 meters longer that the other. If the diagnonal is 10 meters then what is the lenghts of the sides.
#2. An angry constuction worker throws his wench downward from a height of 128 feet with am initial velocity of 32 feet per second. The height of he wrench above the ground after t seconds is given by S(t0 = 16^2-32t+ 128.
A. what is the height of the wrench after 1 second?
B. How long does it take for the wrench to reach the ground?
Click here to see answer by nerdybill(7384)  |
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