Thursday

April 24, 2014

April 24, 2014

Number of results: 556

**geometry**

The longer diagonal of a rhombus is 2 times as long as the shorter diagonal. Find the length of the shorter diagonal if the area is 24in squared.
*Wednesday, March 24, 2010 at 8:06pm by Mandy*

**algebra1 HELP PLEASE**

The length of a rectangle is 4 m less than the diagonal and the width is 7 m less than the diagonal. If the area is 76 m2, how long is the diagonal? Round your answer to the nearest tenth.
*Monday, July 8, 2013 at 11:43am by lisa*

**Geometry help**

A parallelogram has a 7-inch side and a 9-inch side, and the longer diagonal is 14 inches long. Find the length of the other diagonal. Do you need your calculator to do it? then, (Continuation) Evaluate 72 + 92 + 72 + 92 − 142 − d2, where d is the length of the ...
*Wednesday, April 21, 2010 at 7:47pm by Ella*

**geometry**

The area of a parallelogram MNOP is 48 sq cm. MX, which is a line segment perpendicular to diagonal PN where X is on PN, is 3 cm. How to find the length of diagonal NP?
*Monday, April 4, 2011 at 9:09pm by emily*

**math**

A diagonal is drawn in a 12-in. square floor tile. Find the sine, cosine, and tangent of the angle formed by the diagonal and a side.
*Wednesday, May 12, 2010 at 3:31pm by kristi*

**Geometry need help pls**

A. A parallelogram has a 7-inch side and a 9-inch side, and the longer diagonal is 14 inches long. Find the length of the other diagonal. Do you need your calculator to do it? B. (Continuation) Evaluate 72 + 92 + 72 + 92 − 142 − d2, where d is the length of the ...
*Wednesday, April 21, 2010 at 10:47am by Ella*

**Math Challenge Check**

I am playing a dice game with my friend Kyle. Each of us roles a standard six-side die obtaining a number at random from 1 to 6. What is the probability that my number is greater than Kyle’s number? Answer below was posted last night. Is the answer correct? Will someone please...
*Tuesday, November 1, 2011 at 7:24pm by Please Help*

**math**

The shorter diagonal of a rhombus is 10 inches long, and the angle the diagonal forms with the side measures 60º. Find the area of the rhombus. I really don't know where to start. I know that the area formula for a rhombus is A=1/2*d1*d2 So if I know that one of the D is 10, ...
*Tuesday, April 3, 2007 at 8:38am by Emily*

**Algebra, Geo and Measurement**

The diagonal of a tv screen is 21 in. The television's diagonal forms angle "m", which measures 50 degrees. What is the height of the screen?
*Friday, October 21, 2011 at 5:29pm by Nancy*

**maths**

two consecutive sides of a parallelogram are 4x+5y=0 and 7x+2y=0.if the equation to one diagonal is 11x+7y=9,find the equation to the other diagonal
*Wednesday, October 31, 2012 at 6:55am by Raman*

**Geometry **

A lined napkin,in the shape of a square,has sides 9-inches long.if the napkin is folded along the diagonal,what is the length of the diagonal ?
*Wednesday, January 16, 2013 at 8:52pm by Raina*

**Chemistry**

For a body centered cubic unit cell, I know how to get the body diagonal... but how do you get the face diagonal in terms of r?
*Sunday, February 14, 2010 at 1:21am by Maxwell*

**Geometry**

A square graphed on the coordinate plane has a diagonal with endpoints E (2,3) and F (0,-3) what are the coordinates of the endpoints of the other diagonal?
*Thursday, November 4, 2010 at 10:48pm by alex*

**math**

A square graphed on the coordinate plane has a diagonal with endpoints E (2,3) and F (0,-3) what are the coordinates of the endpoints of the other diagonal?
*Thursday, November 4, 2010 at 11:05pm by alex*

**math**

a square foot tile has a decorative line connected the diagonal corners. If the sides of the tile are 12 inches, what is the length of the diagonal to the nearest tenth?
*Wednesday, September 22, 2010 at 11:10pm by Lia*

**Math**

If the diagonal of a rectangular sundeck makes an angle of 67 degrees with one side of the deck and the length of the diagonal is 24 feet,what are the dimensions, to the nearest foot, of the sundeck?
*Monday, April 21, 2008 at 5:46pm by Jacqueline*

**math**

In a regular hexagon, what is the ratio of the length of the shortest diagonal to the length of the longest diagonal? Express your answer as a common fraction in the simplest radical form.
*Sunday, September 8, 2013 at 10:06pm by james*

**geometry**

Find the length of a rectangle if its diagonal is 34 cm long and the angle the diagonal makes with the length is 27° 50'. (answer correct to the nearest centimetr) Thank you so much Could you be so nice and explain me ho I will count 27° 50'?
*Friday, May 25, 2012 at 9:12pm by Lucas*

**Math. fast please!**

The length of a rectangle is 3 cm and the width is 2 cm. find the length of the diagonal. Is there a formula to do this? The length of a rectangle is 3 cm and the width is 2 cm. find the length of the diagonal. Is there a formula to do this? The diagonal D and each pair of ...
*Friday, June 1, 2007 at 9:09am by Emily*

**math**

One diagonal of a rhombus has endpoints (-6, 9) and (-2, 1). What are the endpoints of the other diagonal?
*Friday, August 24, 2012 at 12:12pm by paigeeee17*

**math**

Jane decides to build a wooden pencil box. She allows 32cm along the diagonal. The width of the box is to be 8cm. find the angle that the diagonal makes with the length of the box.
*Tuesday, April 16, 2013 at 2:49am by johnny*

**Trigonometry**

A rectangular box shown has dimensions 10" multiplied by 6" multiplied by 4" (a = 10, b = 6, c = 4). Approximate the angle theta formed by a diagonal of the base and a diagonal of the 6" multiplied by 4" side. (Give the answer to two decimal places.)
*Sunday, March 27, 2011 at 1:47pm by Anonymous*

**chemistry**

for face centered unit cell, r=6 find edge in terms of r, face diagonal in terms of r, body diagonal in terms of r, edge=squareroot(8)r face=4r but i dont know how to find body diagonal
*Monday, February 8, 2010 at 11:48pm by blasting*

**Pre-calculus**

Find the lengths of the diagonals of a parallelogram with adjacent sides of 12cm and 13 cm if the angle between the sides is 50 degrees. The shorter diagonal is what in terms of cm? The longer diagonal is what in terms of cm?
*Friday, April 9, 2010 at 3:54am by Jamilla*

**math**

A square has a perimeter of 24cm. If a diagonal line is drawn through the square in such a way that two identical right triangles are produced, what is the length of the diagonal line?
*Thursday, May 20, 2010 at 1:12pm by Linda*

**Math**

A square has a perimeter of 24cm. If a diagonal line is drawn through the square in such a way that two identical right triangles are produced, what is the length of the diagonal line
*Thursday, May 20, 2010 at 1:22pm by Jackie*

**Math**

A SIDE AND A DIAGONAL OF A PARALELOGRAM ARE 12 INCHES AND 19 INCHES RESPECTIVELY. THE ANGLE BETWEEN THE DIAGONALS, OPPOSITE THE GIVEN SIDE IS 124 DEGREES. FIND THE LENGTH OF THE OTHER DIAGONAL
*Thursday, March 15, 2012 at 8:09am by Shihara*

**Mathhhhhhhh**

HIIIIIIIIII!!!!!!!!!!! A television set may be described in terms of the diagonal measure of its screen. If a TV screen is 16 inches by 12 inches, what is the length of its diagonal?
*Tuesday, March 12, 2013 at 7:29pm by Hannnahhhhh*

**math**

In a quadrilateral ABCD, the diagonal AC bisects angle BAD and AB = BC = CD. Prove that the other diagonal, BD, bisects angle ADC.
*Saturday, August 7, 2010 at 1:32am by mathsen*

**math**

Each side of a rhombus is 5 inches long and the shorter diagonal is 4 inches. Find the angle of the rhombus and the longer diagonal.
*Sunday, February 13, 2011 at 6:04am by jessa*

**geometry**

the perimeter of a rhombus is 36 inches. if the longer diagonal is 14 inches what is the length of the shorter diagonal of the rhombus?
*Tuesday, March 23, 2010 at 3:55pm by mc*

**Math!Please Help.!**

Hi.-It's Margie and I have a Math Lab to do but I don't get this.If you can, please help.: Use the Pythagorean Theorem to find the diagonal of the new room. length=22 width=25 area=350 Is the area supposed to be 550 instead of 350? Area of a rectangle is length times width, ...
*Friday, February 9, 2007 at 6:58pm by [C]razy Baby.-[iloveyou] (Margie)*

**algebra**

Diagonal brace. The width of a rectangular gate is 2 meters (m) larger than its height. The diagonal brace measures square root of 6. Find the width and height.
*Tuesday, August 24, 2010 at 5:28pm by Simone*

**Algebra**

Diagonal brace. The width of a rectangular gate is 2 meters (m) larger than its height. The diagonal brace measures sqrt6m. Find the width and height.
*Thursday, July 23, 2009 at 7:19pm by Sandra*

**geometry**

If the length of one diagonal of a square is 4 feet, what is the length of the square's second diagonal?
*Friday, March 25, 2011 at 12:45pm by gary*

**Math**

I have to do a 4x4 magic square with the digits 2011 so that each row column and diagonal contains one 2 one 0 and two 1s. But the hard part is that the sum of each row column and diagonal has to be 4. Please help if you can i've been at it for hours and i'm getting desperate ...
*Tuesday, March 29, 2011 at 9:20pm by Natasia*

**calculus 3**

A rectangular box has length 20 inches, width 14 inches, and a height of 13 inches. Find the angle between the diagonal of of the box and the diagonal of its base. The angle should be measured in radians.
*Saturday, September 17, 2011 at 7:54pm by Anonymous*

**Math question?**

Calculate the length of the diagonal for the given rectangular prism. It says length hight width but in the lesson it says length hight deph how to i find the diagonal example
*Friday, February 22, 2013 at 3:34pm by alex*

**Geometry**

The length of a rectangle is 1cm longer than its width. If the diagonal of the rectangle is 4cm, what are the dimensions(the length and the width)of the rectangle? L=W-1 Diagonal = sqrt(L^2 + W^2) substitutuet for L in the second equation, solve for W.
*Saturday, June 9, 2007 at 9:59pm by Audrey*

**Calculus**

A rectangle has a diagonal of 8cm. The diagonal creates a 60 degrees angle at the base of the rectangle. Write an exact expression for the base and the height of the rectangle. ^^ Dont get how to do that, Ive only drawn a triangular diagram, and im confused about the ...
*Monday, October 24, 2011 at 10:38pm by -Untamed-*

**math**

two 22.5 degree cast iron bend are offset by 3 feet 5 inches, so the diagonal that joins them must have one hub. you need to measure a 10 foot length of 3 inch pipe and cut it for the diagonal. if you measure from the extreme end of the hub, at what dimension will you make ...
*Thursday, August 23, 2007 at 5:06pm by manny*

**Geometry**

A kite has an area of 32. One diagonal is 4 times the other one. The endpoints of one of the diagonals (one of the vertices of the kite) is (3,6). Find other three possibilites for the other three vertices of the kite. Can someone help me with this problem? I can tell you what...
*Tuesday, June 13, 2006 at 5:43pm by Anonymous*

**chemistry**

Answer the following for a primitive cubic unit cell. Answers should be numerical, set r = 7.0. edge in terms of r, the lattice pt radius=? face diagonal in terms of r, the lattice pt radius=? body diagonal in terms of r, the lattice pt radius=?
*Monday, February 16, 2009 at 3:13pm by leah*

**Square roots**

The diagonal of a square has length square root 2 X s, where s is the length of a side of the square. What is the length of the diagonal in a square with sides that are 13 cm? Round your answer to the nearest tenth.
*Wednesday, March 7, 2012 at 6:04pm by Maddy*

**Math **

What does it mean to refer to a 20 inch TV or a 25 inch tv set? Such ubits are refer to the diagonal of the screen. A 25 inch TV set also has a width of 20 inch what is its height? would I multiply 20 by the height to get the diagonal? I think the answer is 15 inches Please ...
*Wednesday, November 9, 2011 at 10:05pm by Allison*

**Geometry**

Joel is laying pipe for a sprinkler system before he plants his lawn.The lawn is a rectangle 15 feet long and 8 ft wide. He needs to lay a piece if pipe that will run diagonal along the lawn. It will divide the area of the lawn into two right triangles. what will be the length...
*Thursday, June 21, 2012 at 8:04pm by Ashley*

**Geometry proving quadrilaterals **

Proving quadrilaterals PLEASE PLEASE PLEASE HELP *the diagonals of a square bisect the vertex angle * the diagonal of a rhombus are perpendicular *each diagonal of a rhombus bisects the opposite angles of the rhombus help me prove please how ? tell me
*Monday, September 30, 2013 at 6:58am by Julia*

**Chemistry**

Please help! Answer the following for a body centered unit cell. Crystalline Solids Program Answers should be numerical, set r = 4.0. edge in terms of r, the lattice pt radius: face diagonal in terms of r, the lattice pt radius: body diagonal in terms of r, the lattice pt radius:
*Thursday, February 17, 2011 at 7:30pm by Shawn*

**Chemistry**

Please help! Answer the following for a body centered unit cell. Crystalline Solids Program Answers should be numerical, set r = 4.0. edge in terms of r, the lattice pt radius: face diagonal in terms of r, the lattice pt radius: body diagonal in terms of r, the lattice pt radius:
*Thursday, February 17, 2011 at 7:30pm by Shawn*

**Chemistry-Science**

Answer the following for a primitive cubic unit cell. Answers should be numerical, set r = 8.0 -edge in terms of r, the lattice pt radius:___ -face diagonal in terms of r, the lattice pt radius:___ -body diagonal in terms of r, the lattice pt radius:___ Answer the following ...
*Saturday, February 14, 2009 at 6:07pm by Bliss*

**science**

Answer the following for a body centered unit cell. Answers should be numerical, set r = 7.0. edge in terms of r, the lattice pt radius__? face diagonal in terms of r, the lattice pt radius__? body diagonal in terms of r, the lattice pt radius__?
*Monday, February 15, 2010 at 4:19pm by HELP!*

**Math**

The endpoints of one diagonal of a The The endpoints of one diagonal of a rhombus are (0, -8) and (8, -4). If the coordinates of the 3rd vertex are (1, 0), what are the coordinates of the 4th vertex? (7, -12) (7, -8) (-8, -4) (-4, -12)
*Wednesday, January 18, 2012 at 6:00pm by Justin*

**Math**

A flat screen television is sized depending on the length of the diagonal (ex: a 40 inch flat screen has a 40 inch diagonal ). If a 32 inch television has a width that is 5 inches longer than its length. Determine the dimensions of the television (using exponential applications)
*Sunday, November 24, 2013 at 8:46pm by Tara*

**Physics **

Picture the following: A square with 4 point charges. Charges Q are diagonal from eachother, and charges -Q are diagonal from eachother. The length of each side is "a". One of the -Q charges is "kicked" away with an outward initial speed of V0, while the three other charges ...
*Saturday, February 12, 2011 at 5:50pm by Rachel*

**Chemistry**

r = 5.0. how do i find the following: -edge in terms of r, the lattice pt radius -face diagonal in terms of r, the lattice pt radius -body diagonal in terms of r, the lattice pt radius
*Monday, February 15, 2010 at 6:34pm by Mary*

**chemistry**

Answer the following for a body centered unit cell. edge in terms of r, the lattice pt radius face diagonal in terms of r, the lattice pt radius body diagonal in terms of r, the lattice pt radius
*Monday, February 18, 2008 at 9:04pm by Stacy*

**chemistry**

Answer the following for a face centered unit cell. r=6.0 edge in terms of r, the lattice pt radius face diagonal in terms of r, the lattice pt radius body diagonal in terms of r, the lattice pt radius
*Monday, February 18, 2008 at 9:06pm by Kacy*

**pre-calculus**

Express the edge length of a cube as a function of the cube's diagonal length d. Then express the surface area and volume of the cube as a function of the diagonal length.
*Sunday, January 12, 2014 at 6:21pm by Christy*

**english question**

what does bias mean? In referring to cloth, the bias is diagonal to the weave; it's not vertical nor horizontal -- it's diagonal. In our society, bias is related to the concept of prejudice: http://www.answers.com/topic/bias =)
*Wednesday, September 27, 2006 at 7:56pm by tami*

**Chemistry**

Answer the following for a face centered unit cell. r = 6.0. how do i find the following edge in terms of r, the lattice pt radius face diagonal in terms of r, the lattice pt radius body diagonal in terms of r, the lattice pt radius
*Monday, February 15, 2010 at 6:36pm by Mary*

**Math (geometry)**

A diagonal of one cube is 2 cm. A diagonal of another cube is 4*sqrt3 cm. The larger cube has volume 64 cubic cm. Find the volume of the smaller cube. --------------------------------------------------------------------------------------------------- There was this theorem ...
*Thursday, April 3, 2008 at 11:26pm by Emily*

**Math 11**

I need help on this math problem. The width of a certain painting is 5cm less than twice the length. The length of the diagonal distance across the painting is 107cm. Find the length and width. Round your answer to 2 decimal places. Substitute: diagonal distance: 107cm length...
*Wednesday, January 11, 2012 at 10:06pm by Need Help*

**Geometry**

I need help... Did I end up with the correct answer? A trapezoid has equal nonparallel sides, The upper base is 6, the lower base is 16 ( 11,5) and the diagonal is 12. What is the altitude of the trapezoid? Round your answer to the one decimal place. I was told this is how to ...
*Saturday, July 7, 2007 at 3:36am by Mandi*

**Algebra**

Ok a few questions I want to check answers on - -x+4-9x+3¡Ý 7(x-2) -10x+7¡Ý7x-14 -10x-7x¡Ý7x-7x-14 -17x¡Ý-21 -17x/-17¡Ý-21/-17 x¡Ý21/17 or x¡Ü21/17 ?? One I do not understand at all - The linear equation y=3x-5 graphs as a horizontal/vertical/diagonal line)choose the correct ...
*Monday, October 8, 2007 at 11:10pm by John*

**Algebra**

98. Solve the equation -49 = x - 50 x=1? 94. Determine if the following equation is a function: x=2 No? 92. Determine if the following equation is a function: y=5 No? 89. Solve for x in the equation: 6/7x - 6 = -2 I got x=28/3 86. Does the following set of coordinates make a ...
*Saturday, May 1, 2010 at 4:37pm by y912f*

**chem**

Complete the table below: Answer the following for a body centered unit cell. (Hint: Helpful information can be found by going to the "Lattice" menu, choosing "Cubic", and then choosing "Body-Centered" in the Crystalline Solids program.) Crystalline Solids Program Answers ...
*Monday, February 21, 2011 at 2:58am by brian*

**7th grade math only 3 questions Ms.Sue please **

14. If a right triangle has one of leg measuring 27 inches and one leg measuring 23 inches, what is the length of the hypotenuse to the nearest inch? (1 point) 36 14 3 2 15. The description of a TV is based upon the diagonal length. If the height of a TV is 24 inches and the ...
*Wednesday, October 24, 2012 at 6:58pm by Delilah*

**math**

a diagonal of a rectangle is 10 cm long. what is its perimeter.
*Tuesday, May 31, 2011 at 12:43am by shweta*

**geometry**

find the area of a square with a diagonal of 8 cm.
*Sunday, June 10, 2012 at 1:38pm by Davon*

**anonymous**

Find the area of a square with a diagonal of 8 cm.
*Wednesday, July 3, 2013 at 12:23pm by Anonymous*

**Diagonalize**

construct a nondiagonal 2 x 2 matrix that is diagonalizable but not invertible. Just write down a diagonal matrix with one zero on the diagonal and then apply an orthogonal transformation. E.g. if you start with the matrix: A = [1 ,0 0,1] And take the orthogonal transformation...
*Thursday, July 12, 2007 at 2:55pm by Jeff*

**geometry**

Quadrilateral RSTU is a rectangle with diagonal RT. If m = 8x + 4 and = 3x – 2, find x.
*Monday, June 27, 2011 at 3:33pm by Savanah*

**geometry**

the diagonal of a square is 8/5 meters.find the area
*Thursday, July 7, 2011 at 10:20pm by antonette*

**math**

how long is the diagonal of a piece of paper that is 8.5 in by 11in
*Sunday, February 12, 2012 at 6:43pm by Anonymous*

**math**

how long is the diagonal of a piece of paper that is 8.5 in by 11in
*Sunday, February 12, 2012 at 6:43pm by Anonymous*

**math**

how long is the diagonal of a piece of paper that is 8.5 in by 11in
*Sunday, February 12, 2012 at 6:43pm by Anonymous*

**geometry**

if JKLM is a rectangle if jl = 4x - 12 and MK = x what is the value of x? what is the length of the diagonal?
*Sunday, February 19, 2012 at 11:28am by yasmine*

**calculus**

why is that when it comes to diagonal it must be divided into 2
*Saturday, February 25, 2012 at 3:56pm by diny*

**math**

the perimeter of a square is 64 ft. find the length of a diagonal.
*Saturday, April 28, 2012 at 11:35am by lisa*

**math**

rectangle room is 3.75 m by 2.84 m what is the length of the diagonal? how to calcuate?
*Wednesday, November 21, 2012 at 2:16pm by Andrea*

**math**

rectangle room is 3.75 m by 2.84 m what is the length of the diagonal? how to calcuate?
*Wednesday, November 21, 2012 at 2:16pm by Andrea*

**Math help **

Find the width of a recctangle that has a length of 48 cm a diagonal of 50 cm.
*Thursday, December 13, 2012 at 1:26pm by David*

**Alg help**

What is the length of the diagonal for the given rectangular prism? L=12 W=4 H=9 16 15 13 10
*Wednesday, March 5, 2014 at 12:03am by Aniston*

**math**

how to find the length and width and diagonal line of a rectangle
*Wednesday, November 12, 2008 at 6:11pm by dylan*

**Math**

Find the perimeter of a square if the diagonal measurement is 36 inches.
*Thursday, March 18, 2010 at 8:06pm by Mary*

**Geometry**

What is the length of the diagonal of a square with side lengths 7 sqrt of 2
*Wednesday, January 5, 2011 at 12:21pm by Anonymous*

**geometry**

to the nearest integer how long is the diagonal square with the side of 12
*Sunday, February 13, 2011 at 6:22pm by benjamin*

**geometry**

what is the length of any diagonal of a regular pentagon with a side of 20mm ?
*Wednesday, March 23, 2011 at 6:09pm by Katie*

**Geometry**

what is the length of any diagonal of a regular pentagon with a side of 20mm?
*Friday, April 1, 2011 at 10:07am by katherine*

**Math**

Rectangle with a diagonal length oh 26m and height of 10m
*Thursday, May 12, 2011 at 10:28pm by Britt*

**geometry**

Find the diagonal of the rectangular solid with given measurements: l=8,w=4,h=2
*Tuesday, January 10, 2012 at 9:28am by Steve*

**math**

find the length of a side of a square whose diagonal is 16 in.
*Saturday, April 28, 2012 at 9:46am by lisa*

**math**

find the length of a side of a square whose diagonal is 36 in.
*Saturday, April 28, 2012 at 10:55am by lisa*

**word problem**

A disoriented driver crosses diagonally from one corner of a 150 m by 275 m lawn to the far corner. How far does the wayward driver drive across the lawn? Give an approximate answer to three decimal places. What formula would I apply to solve this? Responses Math word problem...
*Monday, October 27, 2008 at 6:41am by Shawn*

**linear algebra**

if: A and B are matrices and A^2 is similar to B^2 Is A guaranteed to be similar to B? ------- Matrix similarity means that the matrices are identical if one of the matrices is converted to another basis. If matrices C and D are similar: C = P^-1 * D * P where P converts from ...
*Friday, July 20, 2007 at 2:19pm by mathstudent*

**pre-cal**

A rectangle is 9.2m by 3.8m. What angle does its diagonal make with its longer side??
*Tuesday, January 29, 2008 at 5:15pm by Daisy*

**math**

A rectangle has area 6 cm (squared) and diagonal of length 2√5 cm. What is its perimeter? thanks
*Wednesday, July 15, 2009 at 11:08pm by Andy*

**Math**

A square pane of glass has sides of 15cm. How long is its diagonal?
*Wednesday, November 3, 2010 at 5:03pm by AnOnYmOuS GiRl*

**geometry**

a square has a diagonal measurement of 8 radical 2 inches. calculate its perimeter.
*Monday, January 17, 2011 at 6:15pm by taylor*

**geometry**

Rectangle ABCD has diagonals AC and BD. If the diagonal lengths are AC = 36 cm and BD = (3x + 3) cm, find the value of x
*Tuesday, February 8, 2011 at 1:40am by Nelson*

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