Saturday
April 19, 2014

Search: area of a rectangle, i think?

Number of results: 64,796

Math
The first question is this: Helen designs a rectangle with an area of 225 square units. Her rectangle is the largest rectangle (that is, with largest area) with whole-number side lengths that can be made from the perimeter of the rectangle. A. Whay are the length and width of ...
Monday, February 25, 2013 at 6:15pm by Gabby

Algebra
oo the area is in inches. yes the rectangles are something like that. Rectangle one: 4 x 2 = 8inches (area) Rectangle two: 8 x 4 = 32inches (area) Rectangle three: 9 x 9 = 81inches (area) sorry for any confusion
Tuesday, March 11, 2008 at 7:12pm by Bretagne

geometry
rectangle a is similar to smaller rectangle b. the scale factor is 5/3. if the area of rectangle a is 150 square inches, what is the area of rectangle b?
Thursday, March 22, 2012 at 4:21pm by josh

Math
Felic built a 4 inch by 8 inch rectangle. A. What is the perimeter of felic's rectangle? My answer is 24 in. B. The perimeter of hanas' rectangle is 2/3 as long as the perimeter of felic's. What is the perimeter of hana's rectangle? My answer is 16 in. C. What is the area of ...
Monday, March 31, 2014 at 9:13pm by Khrys

MATH
Rectangle ABCD is similar to rectangle WYYZ. Uf tge the area of rectangle ABCD is 90 square inches, what is the area of rectangle WXYZ?
Thursday, January 20, 2011 at 5:31pm by nat

geometry
Let the rectangle have a base length of 2x and a height of 2y. The the 4 vertices of the rectangle are: (x,y) in I, (-x,y) in II, (-x,-y) in III and (x,-y) in quadrant IV the area of the rectangle is 4xy but x^2 + y^2 = r^2 , where r is the radius from which y = √(r^2 - ...
Sunday, April 15, 2012 at 4:47pm by Reiny

math
a rectangle is twice as long as it is wide. if both of its dimensions are increased by 4m, its area is increased by 88m^2 find the dimensions of the original rectangle Original rectangle = w for width and 2w for length. Area = w x 2w Larger rectangle = w+4 for width and 2w+4 ...
Wednesday, November 29, 2006 at 1:54pm by samantha

Pre-Algebra
A rectange has dimensions of 1 and 6. Another rectangle was drawn from it using a scale factor of 1.5. A. The area of the large rectangle is how many times the area of the small rectangle? B. The perimter of the large rectangle is how many times the perimeter of the small ...
Sunday, November 9, 2008 at 9:18pm by Samantha

calculus
if the height of the rectangle is y, the base of the rectangle is (20-y)/3 - y. So, the area is y((20-y)/3 - y) = 4/3 (5y-y^2) max area where 5-2y = 0, or y = 5/2. So, the largest rectangle has area 50/3
Friday, November 16, 2012 at 6:18am by Steve

Algebra
The length of a rectangle is (x+2) inches. The width of the rectangle is (x+1) inches. Write an equation that can be used to determine the area (A) of the rectangle in terms of x. What is the value of x if the area of the rectangle is 56 square inches?
Thursday, May 16, 2013 at 5:36pm by Amber

Math
If the length of a rectangle is (2x-1)cm and its width is (x+3)cm. How do i write an expression in the form ax^2+bx+c for the area of the rectangle? Given that the area of the rectangle is 294cm^2, determine the value of x and state the dimensions of the rectangle in cms?? ...
Tuesday, June 30, 2009 at 2:47pm by Shaw

math
4. the area of a rectangle is 450 m^2. both the length and width of the rectangle are increased by 10%. what is the area of the new rectangle?
Sunday, January 8, 2012 at 12:24am by Randy

Math
A mechanical engineering student wishes to inscribe a rectangle in a quarter circle of radius 2.00 cm. Determine the dimensions of the rectangle that will give it the greatest area. length in cm = height in cm = My attempt on find the relationship between the rectangle and the...
Tuesday, January 29, 2013 at 8:45am by Ashley

math
A rectange has dimensions of 1 and 6. Another rectangle was drawn from it using a scale factor of 1.5. A. The area of the large rectangle is how many times the area of the small rectangle? B. The perimter of the large rectangle is how many times the perimeter of the small ...
Tuesday, March 6, 2012 at 8:38pm by Jazzy

math
It's too much trouble to look for it, Jessica, but I think we have done this problem for you in the last couple of days. Perhaps it was another student. area triangle = area rectangle. rectangle = 8" x 12" = 98 in2. area triangle = 96 in2. area triangle = 1/2*base*height. 96 ...
Thursday, October 4, 2007 at 10:11pm by DrBob222

9th grade polynomials
How do you write the expression for the area of the rectangle If the length of a rectangle is two more than three times it's width,then write an expression for area of the rectangle Find the perimeter of the rectangle in problem 1.
Thursday, February 17, 2011 at 5:04pm by Corey wicks

math
First, we solve for the area of the rectangles. Recall that the area of a rectangle is just A = L*W where L = length and W = width. Area of large rectangle: A = 16*12 A = 192 ft^2 Area of small rectangle: A = 4*8 A = 32 ft^2 Finally, we divide: 192/32 = 6 sheets of plywood ...
Wednesday, July 3, 2013 at 11:45pm by Jai

perimeter problems math
janet built a 5-inch ny 7-inch rectangle A:what is the perimeter of janets rectangle? B:the perimeter of olivia's rectangle is 150% as long as janet's. what is the perimeter of olivia's rectangle? C. what is the area of janets rectangle? D.the area of walters rectangle is 6/5 ...
Tuesday, February 21, 2012 at 5:08pm by justin

math
The area of a rectangle is 100 sq. in. The perimeter of the rectangle is 4o in. A second rectangle has the same area but a different perimeter. Is the second rectangle a square? Explain why or why not.
Thursday, February 25, 2010 at 8:26pm by Anonymous

math
I largest area of a rectangle is obtained when that rectangle is a square, so x^2 = 48 x = √48 = 4√3 = appr 6.9 or 7 as a whole number. She will need 4(7) or 28 ft of fencing If the rectangle is 6 ft by 8 ft, then the area will be exactly 48 ft^2 and the perimeter ...
Tuesday, February 19, 2013 at 12:48am by Reiny

Maths
The dimensions of rectangle B are twice the dimensions of rectangle A. The area of rectangle B is 200 cm2. What is the area of rectangle A?
Thursday, April 4, 2013 at 8:45pm by Sanya

MATHS
herefore, new area of rectangle = xy Original area = 20 10 = 200 cm2 Therefore, increase in area of rectangle = new area of rectangle - original area = 700 cm2 - 200 cm2 = 500 cm2 Now, percentage increase in area
Thursday, July 19, 2012 at 11:02am by Ruby Siaosi

Math
The perimeter of rectangle Z is equal to its area.Rectangle Y has the same perimeter as rectangle Z.The length of rectangle Y is 5 inches and width of rectangle Z.
Friday, April 26, 2013 at 1:11am by Iveth

NEED HELP WITH MATH
Outside rectangle: A = LW A = 7 * 10 A = ? Inside rectangle: A = 4 * 2 A = ? Subtract the area of the inside rectangle from the area of the outside rectangle.
Thursday, February 25, 2010 at 1:28pm by Ms. Sue

math
I think you are wrong. consider the sides of abcd to be 10 (perimeter 40, area 100) consider the sides of a rectangle 2 x 40, or perimeter (84, area 80) the rectangle has larger perimeter, but smaller area.
Tuesday, January 4, 2011 at 1:37pm by bobpursley

5th grade
For each right triangle, draw the rectangle made by drawing sides opposite the two shorter sides in the triangle. Find the area of each rectangle. 9cm height 4cm width How does the area of each rectangle relate to the area of either triangle inside it?
Wednesday, December 1, 2010 at 7:47pm by Danielle

solving quadratic equations by factoring
the original dimensions of a rectangle were 15 by 20 cm. when both dimensons were decreased by the same amount, the area of the new rectangle is half the area of the original rectangle. find the dimensons of the new rectangle.
Sunday, December 19, 2010 at 7:35am by math1

solving quadratic equations by factoring
the original dimensions of a rectangle were 15 by 20 cm. when both dimensons were decreased by the same amount, the area of the new rectangle is half the area of the original rectangle. find the dimensons of the new rectangle.
Sunday, December 19, 2010 at 7:36am by math1

Nassau
The length of the smaller rectangle at the right is 1 inch less than twice its width. Both the dimensions of the larger rectangle are 2 inches longer than the smaller rectangle. The area of the shaded region is 86 square inches. What is the area of the larger rectangle?
Thursday, August 4, 2011 at 4:57pm by Alyssa

math
The number feared by Pythagoreans, since it lies halfway between the only two integers that can be both the perimeter and the area of the same rectangle? A 3x6 rectangle has an area and perimeter of 18 and a 4x4 rectangle has an area and perimeter of 16. Could 17 be the number...
Wednesday, September 26, 2007 at 11:10am by tchrwill

4th grade math
Two rectangles are each 5 in. wide. The larger rectangle has an area of 35 sq in . and is 2 in longer than the smaller rectangle. What is the area of the smaller rectangle?
Tuesday, February 22, 2011 at 5:54pm by Amy

algebra
If the length and width of a rectangle are each multiplied by 3, how would the new area of the rectangle compare with the original area of the same rectangle? would it be 9 times greater?
Sunday, May 15, 2011 at 7:52am by Mary

MATH OMG HELP
The base and height of an original rectangle are each increased by 15%. The area of the new rectangle is k/w times the area of the original rectangle. If k and w are relatively prime positive integers, find the value of k + w.
Monday, January 21, 2008 at 12:39pm by Jujube

Math
A rectangle is inscribed in a semi circle of radius 2, let x represent half the length of the rectangle. Write an expression for the area of the rectangle in terms of x. Well I know area=length X width. That's about all I know what to do though
Thursday, January 9, 2014 at 11:03am by Anonymous

math
side of square --- x area of square = x^2 length of rectangle = +9 width of rectangle = x-6 area of rectangle = (x+9)(x-6) It says the areas are equal so solve (x+9)(x-6) = x^2
Saturday, November 6, 2010 at 8:06am by Reiny

math analysis
eh? We're not looking for the area under the parabola. We want the area of a rectangle inscribed under it. Let the width of the rectangle be 2x. That is, x is the distance from (0,0) to a bottom corner of the rectangle. the area is thus f(x) = 2xy = 2x(8-x^2) The domain of f ...
Monday, October 31, 2011 at 6:00pm by Steve

math 5TH GRADE
The area of Walters rectangle is 3/4 the area of Janets.What is the area of Walters rectangle? The area of Janets rectangle is 24in.
Thursday, March 10, 2011 at 6:31pm by arjel

area, perimeter
the perimeter of rectangle y is equal to its area. rectangle z has the same perimeter as rectangle y. the length of rectangle z is 5 inches and the width is 3 inches. explain how you can find the length and eidth of rectangle y.
Monday, April 4, 2011 at 7:14pm by susie

math117
The area of a rectangle of length x is given by 3x2 +5x. Find the width of the rectangle. The area of a rectangle with width t is given by 33t - t 2. Factor the expression and determine the length of the rectangle in terms of t length times width=area, so factor out an x to ...
Monday, July 2, 2007 at 8:34pm by student

CALC
Consider half of the rectangle which lies completely in the first quadrant. The lower left corner is the origin (0,0), and the upper right corner lies on the curve y=9-x². The area of the (half) rectangle is therefore: A(x) =x*y =x*(9-x²) =9x-x³ Differentiate ...
Sunday, May 30, 2010 at 1:27am by MathMate

math
the rectangle has area 10*20 = 200 each circle has area pi*5^2 = 25pi You don't say which area is shaded, but I think the answer should be clear by now.
Sunday, August 4, 2013 at 10:19pm by Steve

geometry
The height of triangle ACE is 12 and base AE=20. A rectangle is inscribed in triangle ACE as shown in the diagram a) express the rectangle's area as a function of x and y b)Use the fact that triangle ACE is similar to BCD to write y as a function of x. c)express the rectangle'...
Tuesday, August 30, 2011 at 5:13pm by jay

Math
answer to travis has designed a rectangle with an area of 59 square units. his rectangle is the smallest rectangle with whole number side lengths. what are the length and width of the rectangle, explain your reasoning. what is the perimeter of the rectangle? explain your ...
Sunday, April 10, 2011 at 7:02pm by Nadia

math
Triangle ADE is inside rectangle ABCD. Point E is half way between points B and C on the rectangle. Since AB is 8 cm and side AD is 7 cm. 1. what is the area of triangle ADE? 2. what is the ratio of the area of the triangle ABE to the area of triangle ADE? 3. What is the ratio...
Sunday, April 14, 2013 at 10:05pm by natalie

Math
l = length of original rectangle w = width of original rectangle 2l = length of new rectangle 3w = width of new rectangle Area of first rectangle is lw Area of second rectangle is (2l)(3w) = 6 lw Second rectangle has an area 6 times the first one.
Wednesday, April 24, 2013 at 1:31am by rbowh

math
Suppose the area of a rectangle is 36 square inches. Find the Minimum perimeter for a rectangle with this area. Please help asap. Thank you! (so much) We know that A=l*w=36 and P=2(l+w) From the area formula we see that l=36/w Putting this into the perimeter formula we get P=2...
Thursday, August 31, 2006 at 11:23pm by l

MATH0098
The length of a rectangle is 3ft more than twice its width, and the area of the rectangle is 54ft^2 . Find the dimensions of the rectangle. The other problem worked but how do you SOLVE it. I need to be able to do similar problems. I know the factors multiply to get the area ...
Wednesday, February 27, 2013 at 6:37pm by Anonymous

Calculus
Since the parabola is symmetric about the line x=0, let the rectangle have corners (-x,0) (x,0) (x,y) (-x,y) Since y is 9-x^2, the rectangle is 2x by (9-x^2) in width and height. The area is thus A = 2x(9-x^2) = 18x - 2x^3 To find the value of x which gives maximum area, we ...
Monday, November 28, 2011 at 12:22pm by Steve

Math
The perimeter of rectangle P is 12 feet. The perimeter of rectangle Q is 18 feet. Both rectangles have the same area.Find the area and dimensoin of each rectangle.
Wednesday, April 20, 2011 at 12:07am by Sarah

math
which has the greater area? explain. a) a rectangle with area 0.84 meters square. b) a rectangle with area 8400 centimeters square
Friday, March 2, 2012 at 5:04pm by junaid

math
a house has two rooms of equal area. one room is square and the other room a rectangle, four feet narrower and 5ft longer than the square one. find the area of each room? let x = dimensions of the square. Rectangle then is x-4 and x+5 Set areas equal. area of square is x2 area...
Wednesday, November 29, 2006 at 2:02pm by mary-beth

Calculus
"A rectangle is inscribed in a semicircle of radius 2 cm. Find the largest area of such a rectangle". There is a diagram, but I think the question makes it clear enough what is going on. I'm having problems finding a relationship that I can work with.
Tuesday, March 9, 2010 at 10:25pm by Stuck

geometry
If the area of Triangle T, sides 5,12, and 13 equals the area of rectangle R, width 3, then what is the perimeter of rectangle R?
Sunday, April 26, 2009 at 5:20pm by Natalie

math
The scale factor for two similar rectangles is 3. If the area of the smaller rectangle is 8 m2, what is the area of the larger rectangle
Tuesday, November 6, 2012 at 3:03pm by ?

Math - Area
A rectangle shares a side with a square of area 32 and shares another dise with a square of area 98. Waht is the area of the rectangle?
Tuesday, September 10, 2013 at 2:10pm by Venus

Math
In the figure below, the diagonal line divides the rectangle into halves Which statement about the figure is NOT true? On the rectangle the width is 3cm and the length is 4cm. The line that divides the rectangle is 5cm F. The perimeter of the rectangle is 14cm G. The area of ...
Monday, January 30, 2012 at 6:34pm by Andrew

math
a rectangle is a 2-dimensional geometric shape, it does not have volume. did you mean area ? Area of a rectangle = length x width
Tuesday, March 17, 2009 at 7:53pm by Reiny

math
The scale factor for two similar retangles is 3. If the area of the smaller rectangle is 8m^2, what is the area of the larger rectangle.
Tuesday, October 16, 2012 at 2:23pm by Hank

math
if the area of a small rectangle is sick square feet in the dimensions are doubled then what is the area of a large rectangle explain
Wednesday, February 27, 2013 at 5:28pm by yuana

Algebra
The length of a rectangle is more than double the width, and the area of the rectangle is . Find the dimensions of the rectangle.
Sunday, December 1, 2013 at 10:42pm by Sara

math
the area of a rectangle is 100 square inches. the perimeter of the rectangle is 40 inches. a second rectangle has the same area but a different perimeter. is the second rectangle a square? explain why or why not.
Wednesday, April 13, 2011 at 9:31pm by Anonymous

Areas/Rectangle
Given that the area of the rectangle is 2x^2 + 9x - 5 , determine the length of the rectangle.
Wednesday, January 19, 2011 at 8:15pm by Sydney

geometry
The perimeter of a rectangle is 42m , and the area of the rectangle is 54m^2 . Find the dimensions of the rectangle.
Friday, October 28, 2011 at 4:40pm by Anonymous

rectangle
A rectangle has perimeter equal to 28, what is the maximum possible area of this rectangle.
Monday, February 25, 2013 at 1:22am by dark rider

algebra
The perimeter of a rectangle is 94 ft, and the area of the rectangle is 90ft ^2. What are the dimensions of the rectangle?
Sunday, June 2, 2013 at 5:55pm by topaz

calculus
A rectangle with its base on the x-axis is to be inscribed under the graph of y=2-x^2. Find the height of the rectangle if the area is the largest possible area.
Sunday, March 2, 2008 at 9:36pm by Anonymous

geometry
The area of a rectangle is given by A = x2 + 4x 5. Find the value of x if the total area of the rectangle is equal to 7 square units.
Sunday, January 23, 2011 at 9:10am by Anonymous

math
I have a question that says one rectangle has a 3x4 centimeter area. If I make another rectangle, what's the area if the scale factor is 4?
Tuesday, November 22, 2011 at 11:47pm by Tre

math
one of the two numbers that can be both the perimeter and the area of the same rectangle I am assuming that you are seeking the two rectangles that have the area equal to the perimeter. A 4 x 4 square has a perimeter and area of 16. A 3 x 6 rectangle has a perimeter and area ...
Friday, May 25, 2007 at 9:56am by Amanda

MATH0098
The perimeter of a rectangle is 58yd , and the area of the rectangle is 54yd . Find the dimensions of the rectangle. Length: Width:
Wednesday, February 27, 2013 at 6:11pm by Anonymous

math
The length of a rectangle is 5 in. more than twice its width.? How do I find the width of the rectangle. The length = (2 x width) + 5 inches. Do you have any other information about the rectangle such as the area or the perimeter. I don't think there is enough information here...
Wednesday, July 26, 2006 at 9:10pm by Diana

Geometry
A rectangle has an area of 6 square meters. What will be the area of the rectangle if each side length is increased by a factor 5? A. 11 square meters B. 30 square meters C. 125 square meters D. 150 square meters I think the answer is B
Sunday, March 2, 2014 at 4:07pm by anon

algebra
the perimeter of a rectangle is 26yd, and the area of the rectangle is 36yd^2. What are the dimensions of the rectangle?
Sunday, June 2, 2013 at 7:19pm by topaz

Math 7
The perimeter of a rectangle is 72 m. The width of the rectangle is 16 m. What is the area of the rectangle?
Thursday, February 13, 2014 at 4:56pm by Anonymous

maths
A rectangle is divided into 4 parts, A B, C and D. The areas of A: B: C are in the ratio 10:18:5. C is a square with an area of 25cm squared. What is the area of rectangle D?
Wednesday, December 28, 2011 at 7:57am by joi

math
the ratio of the lengths of the corresponding sides of two rectangles is 8:3. The area of the larger rectangle is 320 ft^2. What is the area of the smaller rectangle?
Sunday, June 10, 2012 at 1:17pm by Davon

math
Is this what you tried to say? The area of a rectangle is six square feet. If the dimensions are doubled, what is the area of the large rectangle? Explain.
Wednesday, February 27, 2013 at 5:28pm by Ms. Sue

math
After the longer sides of a rectangle are decreased by 25%, the resulting shape is a square of area 576. What is the area of the original rectangle?
Tuesday, September 17, 2013 at 8:23pm by Anonymous

Algebra
the length of a rectangle is 5m more than twice its width. and the area of the rectangle is 88m^2. find the dimensions of the rectangle.
Thursday, May 5, 2011 at 8:37pm by Shantelle

Math Ratios
The ration of the length of a rectangle to its breadth is 9:4. If the perimeter of the rectangle is 104 cm. find the area of the rectangle.
Thursday, September 13, 2012 at 4:42am by Dottie

math 8th grade
perimeter of a rectangle is 32 in. wnat are the length and width that will give the rectangle the largest possible area? choices are 4in x 12in. ,5in.x 11 in.,7 in.x 9 in. ,8 in. x 8 in. i think 4 in. x 12in
Monday, May 14, 2012 at 9:32pm by Anonymous

beginning algebra
The length of a rectangle is 1ft more than twice its width, and the area of the rectangle is 28ft^2 . Find the dimensions of the rectangle. l= w=
Wednesday, February 9, 2011 at 6:09pm by Rachal

Math
How do I find the dimensions of a rectangle if the length of the rectangle is 1 yard more than twice its width, and the area of the rectangle is 66 yards^2 .
Thursday, March 7, 2013 at 8:48pm by Terry

math
The area of a rectangle is 532 square units. Find the length and the width of the rectangle. One side of the rectangle is x+5 and the other is x-4
Tuesday, August 6, 2013 at 9:45pm by annaya

Help math
The length of a certain rectangle is quadrupled and the width is tripled. What is the ratio of the area of the new enlarged rectangle to the original rectangle?
Friday, December 13, 2013 at 2:31pm by Kizzy

Algebra I
Rectangle ABCD has vertices C and d on the x-axis and vertices A and B on part of the parabola y = 9 - x^2 that is above the x-axis. a.) Find the coordinates of A, B, C, and D in terms of x. b.) Determine the Area of the rectangle as a function of x. c.) What is the domain for...
Wednesday, July 28, 2010 at 12:43pm by Kate

rectangle
A rectangle has perimeter equal to 28, what is the maximum possible area of this rectangle.
Monday, February 25, 2013 at 1:30am by i could not do it can u??

Math
There's a triangle the numbers on each sides are 22 25 and 11 What is it's perimeter and area? Answer: P is 58 A is 345 There's a rectangle the numbers on 2 of the sides says 4 and 1 What is the Perimeter and area? Answer: P is 10 and A is 4 There's a rectangle the numbers are...
Thursday, January 19, 2012 at 5:22pm by Connor

Geometery
If no height is given for the triangle, you cannot find the area. Does the triangle share a side with the rectangle? Could it be that the height of the triangle is one of the sides of the rectangle? Your area for the rectangle is correct.
Sunday, April 21, 2013 at 6:43pm by rbowh

Geometry
A rectangle has the same perimeter as a square. If the area of the rectangle is 9 less than the area of the square, the side length of the square is how much longer than the shorter side of the rectangle ?
Friday, September 20, 2013 at 6:50pm by Anonymous

Math help another
Find the area of the composite figure. Square with missing top corner. 12in prarel to 10in top 14in bottom 20in. All of little boxes on the three showm corners. I did this. Find area of rectangle A= lxw 14 x 12 = 168 in. Find triangle area A = 1/2 x b xh A= 1/2 x 12 x 10 = 60...
Monday, April 22, 2013 at 7:51pm by Tamara

math
the length of a rectangle is 5cm ...the area of a rectangle is the same as that of a square whose is side measures 4cm..find the width of a rectangle
Wednesday, January 9, 2013 at 8:51pm by Ammon

CALCULUS
The region R is a rectangle with vertices P(a,lna), Q(a,0), S(3,0), and T(3,lna), where 1<a<3. I found that the expression for the area of the rectangle is f(a) = (ln(a))(3-a). The area of the rectangle is maximized for some c beween 1 and 3. Write the expression you ...
Saturday, May 5, 2012 at 5:08pm by Anonymous

calculus
A rectangle with its base on the x-axis is to be inscribed under the graph of y=2-x^2. Find the height of the rectangle if the area is the largest possible area. (Round to the nearest hundreth)
Sunday, November 13, 2011 at 7:38pm by Sarah

math
the area of a rectangle is 100 square inches.the perimeter of the rectangle is 40 inches.a second rectangle has the same area but a different perimeter. is the second rectangle a square?
Tuesday, March 9, 2010 at 6:43pm by faye

math
Multiply the area of the rectangle by the square of the scale factor to get the area of reduced rectangle. Reduced area = 720 * (1/6)^2 Reduced area = 720 * (1/36) Reduced area = 720/6 Reduced area = ? sq in.
Friday, March 4, 2011 at 1:18pm by Helper

geometry
A rectangle is easy, as it can be divided up into a grid WxL and the area is just WL Take a parallelogram ABCD with sides a and bases b. If you draw vertical altitudes at A and B, you will see a rectangle in the middle, a triangle sticking out on one end, and a triangle ...
Friday, February 17, 2012 at 7:25am by Steve

derivatives
Applications of derivatives A rectangle has its base on the x axis and its upper two vertices on the parabola y=12 - x^2. What is the largest area the rectangle can have, and what are its dimensions. Support your answer graphically. Thanks. Well, the parabola is symettric ...
Saturday, November 18, 2006 at 2:16pm by Jen

math
The scale factor for two similar rectangles is 3. If the area of the smaller rectangle is 8 m2, what is the area of the larger rectangle? (1 point)24m2 192m2 72m2 108m2
Tuesday, October 30, 2012 at 6:30pm by shann

math
The length of a rectangle is 2 inches longer than the width. The area of the rectangle is 56 in^2. Find the dimensions. Also: The length of a rectangle is 3 ft more than the width. The area of the rectangle is 28 ft^2. Find the dimensions.
Thursday, November 14, 2013 at 6:16pm by Shanice M.

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