The perimeter of a rectangle is 200 yards. what are the dimensions of the rectangle if the length is 80 yards more than the? width?

Mathematics Posted by admin

QUESTION POSTED AT 02/06/2020 - 01:41 AM

Answered by admin AT 02/06/2020 - 01:41 AM

P = 2(L + W)
P = 200
L = W + 80

200 = 2(W + 80 + W)
200 = 2(2W + 80)
200 = 4W + 160
200 - 160 = 4W
40 = 4W
40/4 = W
10 = W.........the width is 10 yds
Post your answer

Related questions

For a popular broadway musical, the theater box office sold 356 tickets at $80 apiece, 275 tickets at $60 apiece, and 369 tickets at $45 a piece. How much money did the box office take in? A. $16,500 B.$44,980 C.$16,605 D.$61,585

Mathematics

QUESTION POSTED AT 02/06/2020 - 01:43 AM

Brenda already has $200 toward the purchase of a new laptop that sells for $450. She will save $50 each month, starting next month, until she can buy the laptop. Which of the following represents the amounts she will have each month, starting next month, until she can afford to buy the laptop (assuming there is no sales tax)? A) $200, $250, $300, $350, $400, $450 B) $250, $300, $350, $400, $450 C) $0, $200, $250, $300, $350, $400, $450 D) $50, $200, $450

Mathematics

QUESTION POSTED AT 02/06/2020 - 01:34 AM

Help, You have a rectangular piece of fabric with side lengths of 11 inches and 6 inches. What is the area of the biggest possible square you can cut from this fabric?

Mathematics

QUESTION POSTED AT 02/06/2020 - 01:23 AM

Arrange the circles (represented by their equations in general form) in ascending order of their radius lengths. Tiles x2 + y2 − 2x + 2y − 1 = 0 x2 + y2 − 4x + 4y − 10 = 0 x2 + y2 − 8x − 6y − 20 = 0 4x2 + 4y2 + 16x + 24y − 40 = 0 5x2 + 5y2 − 20x + 30y + 40 = 0 2x2 + 2y2 − 28x − 32y − 8 = 0 x2 + y2 + 12x − 2y − 9 = 0

Mathematics

QUESTION POSTED AT 02/06/2020 - 01:21 AM

A tree casts a shadow that is 18 feet in length. If the angle of elevation is 28 degrees, which of the following best represents the height of the tree?

Mathematics

QUESTION POSTED AT 01/06/2020 - 04:51 PM

The perimeter of a rectangle is 64 units. Can the length x of the rectangle can be 20 units when its width y is 11 units? A. No, the rectangle cannot have x = 20 and y = 11 because x + y ≠ 64 B. No, the rectangle cannot have x = 20 and y = 11 because x + y ≠ 32 C. Yes, the rectangle can have x = 20 and y = 11 because x + y is less than 64 D.Yes, the rectangle can have x = 20 and y = 11 because x + y is less than 32

Mathematics

QUESTION POSTED AT 01/06/2020 - 04:48 PM

Angles 1 and 2 are supplementary. Which equation represents the relationship between their measures? m1 + m2 = 90° m1 + m2 = 100° m1 + m2 = 180° m1 + m2 = 200°

Mathematics

QUESTION POSTED AT 01/06/2020 - 04:47 PM

The lengths of three sides of a quadrilateral are shown below: Side 1: 3y2 + 2y − 6 Side 2: 3y − 7 + 4y2 Side 3: −8 + 5y2 + 4y The perimeter of the quadrilateral is 4y3 + 18y2 + 16y − 26. Part A: What is the total length of sides 1, 2, and 3 of the quadrilateral? (4 points) Part B: What is the length of the fourth side of the quadrilateral? (4 points) Part C: Do the answers for Part A and Part B show that the polynomials are closed under addition and subtraction? Justify your answer. (2 points) QUESTION 2: A rectangle has sides measuring (4x + 5) units and (3x + 10) units. Part A: What is the expression that represents the area of the rectangle? Show your work to receive full credit. (4 points) Part B: What are the degree and classification of the expression obtained in Part A? (3 points) Part C: How does Part A demonstrate the closure property for polynomials? (3 points) QUESTION 3: A bucket of paint has spilled on a tile floor. The paint flow can be expressed with the function p(t) = 5t, where t represents time in minutes and p represents how far the paint is spreading. The flowing paint is creating a circular pattern on the tile. The area of the pattern can be expressed as A(p) = πp2. Part A: Find the area of the circle of spilled paint as a function of time, or A[p(t)]. Show your work. (6 points) Part B: How large is the area of spilled paint after 2 minutes? You may use 3.14 to approximate π in this problem. (4 points)

Mathematics

QUESTION POSTED AT 01/06/2020 - 04:46 PM

The function f(x) = –x2 + 24x – 80 models the hourly profit, in dollars, a shop makes for selling coffee, where x is the number of cups of coffee sold, and f(x) is the amount of profit. Part A: Determine the vertex. What does this calculation mean in the context of the problem? (5 points) Part B: Determine the x-intercepts. What do these values mean in the context of the problem? (5 points) I have the vertex and the x-intercepts but i need to know what they mean in the context of the problem.

Mathematics

QUESTION POSTED AT 01/06/2020 - 04:46 PM

What is the length of AC?

Mathematics

QUESTION POSTED AT 01/06/2020 - 04:44 PM

Determine the value of x for which a || b if m<30=80-x and m<7=90-2x. A.30 B.90 C.70 D.10

Mathematics

QUESTION POSTED AT 01/06/2020 - 04:43 PM

The perimeter of an equilateral triangle is 24 centimeters. Each side of the triangle measures 2.5 centimeters more than the length of each side of a square. The length of each side of the square is centimeters, and the length of each side of the triangle is centimeters. The perimeter of the square is centimeters.

Mathematics

QUESTION POSTED AT 01/06/2020 - 04:42 PM

Jillana takes a single dose of medication that remains in her body according to the equation r = 200(0.75)d, where r represents the amount of medication remaining after d days. If Jillana had taken the medication two days earlier, the amount of medication remaining in her system relative to the amount that remains in her system after d days would be represented using the equation r2 = 200(0.75)d + 4. Which of the following is an equivalent equation?

Mathematics

QUESTION POSTED AT 01/06/2020 - 04:38 PM

The basketball court in the park is a rectangle. Two of the sides are 84 feet long, and the other two sides are 50 feet long. What os the perimeter of the basketball court

Mathematics

QUESTION POSTED AT 01/06/2020 - 04:34 PM

Your friend has $80 when he goes to the fair. He spends $4 to enter the fair and $12 on food. Rides at the fair cost $1.25 per ride. which function can be used to determine how much money he has left over after x rides?

Mathematics

QUESTION POSTED AT 01/06/2020 - 04:32 PM

The formula that relates the length of a ladder, L, that leans against a wall with distance d from the base of the wall and the height h that the ladder reaches up the wall is . What height on the wall will a 15-foot ladder reach if it is placed 3.5 feet from the base of a wall?

Mathematics

QUESTION POSTED AT 01/06/2020 - 04:31 PM

Can you conclude that this parallelogram is a rectangle? Explain.

Mathematics

QUESTION POSTED AT 01/06/2020 - 04:30 PM

ABCD is a rectangle. Find the length of each diagonal. AC=3y/5 BD=3y-4

Mathematics

QUESTION POSTED AT 01/06/2020 - 04:28 PM

The hypotenuse of a 30 degree, -60 degree, -90 degree triangle is 24.2-ft. Explain how to find the lengths of the legs of the triangle.

Mathematics

QUESTION POSTED AT 01/06/2020 - 04:27 PM

A 12-ft long ladder is leadning against a wall and makes an 80 degree angle with the ground. How high up the wall does the ladder reach, and how far is the base of the ladder from the base of the wall? Round to the nearest inch.

Mathematics

QUESTION POSTED AT 01/06/2020 - 04:27 PM

Using the data from question #1, what is the equation of the line of best fit? (For future reference: line of best fit, linear regression equation, and least-squares line are all the same thing y=ax+b). Round your answers to the nearest tenth. x : {20,30,45,60,80,90,45,120,90,70} y: {50,45,55,70,80,90,80,100,95,85}

Mathematics

QUESTION POSTED AT 01/06/2020 - 04:22 PM

A student used four different tape measures to estimate the length of a meterstick manufactured to he exactly 1 meter. Which measurement is most accurate?

Mathematics

QUESTION POSTED AT 01/06/2020 - 04:21 PM

If the length of side a is 12 centimeters, m ∠B = 36°, and m ∠C = 75°, what is the length of side b? Round your response to two decimal places.

Mathematics

QUESTION POSTED AT 01/06/2020 - 04:19 PM

The height of a pyramid is doubled, but its length and width are cut in half. What is true about the volume of the new pyramid?

Mathematics

QUESTION POSTED AT 01/06/2020 - 04:16 PM

2.A restaurant uses 80 pounds of potatoes per week. The restaurant owner buys the potatoes in 10-pound bags from a local farmer. How many bags will the owner need to buy this week?

Mathematics

QUESTION POSTED AT 01/06/2020 - 04:15 PM

The steps below show the work of a student used to calculate the number of yards in 804.5 meters. (1 mile = 1,609 meters) (1 mile = 1,760 yards) Step 1: 1,609 meters is being multiplied by conversion factor 1 mile over 804.5 meters equals 2 miles Step 2: 2 miles is being multiplied by conversion factor 1760 yards over 1 mile equals 3,520 yards Step 3: 3,520 yards (1 mile = 1,609 meters) (1 mile = 1,760 yards) How can the error in the student's work be corrected?

Mathematics

QUESTION POSTED AT 01/06/2020 - 04:14 PM

Wich set of numbers can represent the side lengths, in centimeters , of a right triangle ?

Mathematics

QUESTION POSTED AT 01/06/2020 - 04:13 PM

Given an equilateral triangle. If the perimeter is 24 Then what is the length of one side?

Mathematics

QUESTION POSTED AT 01/06/2020 - 04:11 PM

Line segment AB has a length of 5 units. It is translated 3 units to the right on a coordinate plane to obtain line segment A prime B prime. What is the length of A prime B prime

Mathematics

QUESTION POSTED AT 01/06/2020 - 04:08 PM

Jennifer bought a piece of wire for a crafts project that was 8/9 of a yard long. She used 1/2 of a yard. How long was the wire she had left? 15/9 yard 7/7 yard 7/36 yard 7/18 yard

Mathematics

QUESTION POSTED AT 01/06/2020 - 04:07 PM