Questions on Geometry: Rectangles answered by real tutors!

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Question 318354: Is the algebraic expression a polynomial? If so, give its degree.
9x3 + 6x6 + 8
Click here to see answer by nyc_function(2733)

Question 318439: the perimeter is 24 and the length of the rectangle is 9 whats the width
Click here to see answer by rfer(12647)

Question 318355: Perform the indicated operations and simplify.
5x – 4x[8 – 3(x – 2)]
Click here to see answer by rfer(12647)

Question 318499: The area of a rectangle is 100 square cm. If a square is built using a diagonal of this rectangle as one of its sides, the square has area 700 square cm. What is the perimeter of the rectangle?
Click here to see answer by stanbon(57246)

Question 318496: the length of a rectangle is 7 meters longer than its width what is the width of the rectangle in the perimerter is 98 meters
Click here to see answer by Fombitz(13828)

Question 318557: If the length of a rectangle were decreased by twenty-seven feet the rectangle would be a square. The perimeter of the rectangle is two hundred ninety-four feet. What are the dimensions of the rectangle?
Click here to see answer by JBarnum(2044)

Question 318864: Please help me!
The amount of revenue made in Company XYZ is predicted to make follows the mathematical model y = 20.5x-5000, where y is the amount of revenue, and x is the number of employees
1. Rewrite the mathematical model equation in terms of x, ie x=?
- Hide quoted text -

2. How many employees are needed to make at least $6000?
3. How much revenue is estimated if there are 200 employees in the Company?
4. How many employees must be hired to break even?

Click here to see answer by stanbon(57246)

Question 318876: If the graph of the equation ax+3y=9 is perpendicular to the graph of the equation 3x+y=-4, find the value of a
Click here to see answer by Fombitz(13828)

Question 318889: Each side of a triangle is the same lenght. If the perimeter is 49, then what is the lenght of each side?
Click here to see answer by JBarnum(2044)

Question 319028: Please help me solve this problem hi the perimeter of the rectangle is 64 i need to find the value of x........(3x+2)in is given thanks
Click here to see answer by Fombitz(13828)

Question 319055: The perimeter of a rectangular backyard is 6x + 6 yards. If the width is x yards. find a binomial that represents the length.
Click here to see answer by edjones(7569)

Question 319499: If two adjacent edges of a given square were made to be 2 cm longer, the area of the resulting square contains 84 more square centimeters than the original. How long is an edge of the original square?
Click here to see answer by mananth(12270)

Question 319627: Each side of a rectangle increased by l%. The perimeter of the rectangle is
increased by
a 4% b 2% c 1% d 0.25% e 0.5%
Click here to see answer by nerdybill(6950)

Question 319627: Each side of a rectangle increased by l%. The perimeter of the rectangle is
increased by
a 4% b 2% c 1% d 0.25% e 0.5%
Click here to see answer by Alan3354(30983)

Question 319690: A rectangle's width is one-fifth its length, and its perimeter is 144m. Find the dimenision of the rectangle
Click here to see answer by checkley77(12569)

Question 319856: The length of a rectangle is fixed at 19cm, what widths will make the perimeter greater than 88cm...
This is a question I always seem to miss on my quizzes...can you please help me?
Thank you
Click here to see answer by rfer(12647)

Question 319912: Determine the length of a side of the rectangle whose perimeter is 52 inches and whose width is 1/2 its length.
Click here to see answer by checkley77(12569)

Question 320090: what is the circumference of d=15in as an exact answer
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Question 320175: The perimeter of a rectangle is 208 inches. The length exceeds the width by 54 inches. Find the length and the width
Click here to see answer by checkley77(12569)

Question 320175: The perimeter of a rectangle is 208 inches. The length exceeds the width by 54 inches. Find the length and the width
Click here to see answer by Sunny Day(15)

Question 320332: Given the equation of the circle (x – 9)2 + y2 = 484, the center of the circle is located at __________, and its radius has a length of __________ units.
Click here to see answer by solver91311(16868)

Question 320486: If you want to double the area of a square, by what percent should you increase the length of its sides.
Click here to see answer by CharlesG2(828)

Question 320931: A rectangle has a perimeter of 38 inches. If the lengths of all sides are doubled, what will be the new perimetr?
Click here to see answer by nyc_function(2733)

Question 320945: the perimeter of a rectangle is 28cm.express the area of the rectangle in terms of the width x
Click here to see answer by Sunny Day(15)

Question 321046: A rectangle is 3 times as long as it is wide. The perimeter is 60 cm. Find the dimensions of the rectangle. Round to the nearest tenth if necessary.
Click here to see answer by mananth(12270)

Question 321321: 37. A rectangular table is five times as long as it is wide. If the area is 180 ft^2, find the length and width of the table.

Click here to see answer by mananth(12270)

Question 321394: what is the area of a rectangle with the permeter of 108 when the length is five times the width?
Click here to see answer by rfer(12647)

Question 321439: The perimeter of a rectangle is 144m. The length is 3m more than twice the width. Find the dimensions.
Click here to see answer by checkley77(12569)

Question 321510: What is the maximum area of a rectangle given that its perimeter is 32 feet?
Choices... 32ft, 128ft, 256ft, or 64ft.
I tried 12 by 4 but i did not work. And I tried 15 by 2. I dont know any other ways to solve for this question.
Click here to see answer by scott8148(6628)

Question 321560: the primeter of a court is 114 the length is 6 more than two times the width what is the length and widty
Click here to see answer by mananth(12270)

Question 321612: The perimeter of a rectangular field is P feet. The width of the field is 200 feet less than its length. In terms of P, what is the length of the field in feet?
Click here to see answer by mananth(12270)

Question 321695: The length of a book is 15mm less than twice its width and the perimeter is 414mm,what are the dimensions of the book?
Click here to see answer by solver91311(16868)

Question 321872: The perimeter of a floor is 40 feet and its area is 96 square feet. Find its length and width.
Click here to see answer by mananth(12270)

Question 322069: the perimeter of a standard-size rectangular rug is 28 ft. The length is 2 ft longer than the width. Find the dimensions
Click here to see answer by Jk22(389)

Question 322253: The length of a rectangle is twice the width; the perimeter is 42 inches. Find the width
Click here to see answer by mananth(12270)

Question 322335: A rectangular corral has a perimeter of 64 yards. Its length is 8 yards more than its
width. What are the dimensions of the corral?
Click here to see answer by checkley77(12569)

Question 322321: A rectangle is inscribed inside the semi-circle y=square root of 100-x^2. what are the dimensions of the rectangle with maximum area? include a diagram
Click here to see answer by Fombitz(13828)

Question 322320: the length of a rectangle is 6m longer than its width. what are the possible widths if the area is at least 630 cm^2
Click here to see answer by Fombitz(13828)

Question 322263: suppose you have 20 meters of fencing for making a rectangular dog pen. what is the maximum area you can enclose
Click here to see answer by Fombitz(13828)

Question 322563: perimeter is 84 meters
length is 6 meters longer than 2 times the width
what are the dimensions?

Click here to see answer by QH(50)

Question 322492: determine the area and primeter of a rectangle whose corners are located at (0,0), (0,5), (5,4), and (0,4)
Click here to see answer by Fombitz(13828)

Question 322580:
If the perimeter of a rectangle is 104 inches and the length is 24 inches longer than the width, what is the length of the rectangle?

Click here to see answer by jessica43(140)

Question 322662: The perimeter of a rectangle is 100 feet. If its length is 2 feet longer than three times its width, find the length and width. (MUST USE EITHER ADDITION OR SUBSTITUTION METHOD.)
All I want to know is what the second equation is.
First equation should be (x=length, y=width)
2x+2y=100
Click here to see answer by QH(50)

Question 322764: according to kepler third law of planetary motion the square of the lenght of time it take a planet to circle our sun is directly proportional to the cube of its average distance from the sun
it take earth 365.2425 earth days to travel around the sun .Earth is approximately 92.960.000 neptune takes about 60.190 earth days to orbit the sun .what is its average distance from the sun?
tankyou
Click here to see answer by Alan3354(30983)

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