Friday

April 25, 2014

April 25, 2014

Number of results: 36,599

**Algebra**

In an interview of 50 math majors, 12 liked calculus and geometry 18 liked calculus but not algebra 4 liked calculus, algebra and geometry 25 liked calculus 15 liked geometry 10 liked algebra but neither calculus nor geometry 2 liked geometry and algebra but not calculus. Of ...
*Monday, January 11, 2010 at 8:45pm by Anita*

**math**

8. In an interview of 50 math majors, 12 liked calculus and geometry 18 liked calculus but not algebra 4 liked calculus, algebra, and geometry 25 liked calculus 15 liked geometry 10 liked algebra but neither calculus nor geometry 2 liked geometry and algebra but not calculus. ...
*Monday, November 30, 2009 at 9:02pm by poo*

**Geometry**

In geometry what kind of algebra do you use?
*Friday, September 10, 2010 at 12:26pm by Samantha*

**SHAY**

THE MATH QUESTION IS IT ALGEBRA , PRE ALGEBRA' OR GEOMETRY? Quadriatic functions. so algebra i think.
*Wednesday, January 17, 2007 at 7:09pm by ROSA*

**set (math)**

A class of 47 students took examination in algebra and geometry. If 29 passed algebra and 26 passed geometry and 4 failed in both subjects, how many passed both subjects? With solution please, tnx...
*Wednesday, January 23, 2013 at 7:25am by HELP HELP HELP MNHS*

**geometry**

1.in which geometry do lines no contain an infinite number of points? (a) plane coordinate geometry (b) discrete geometry (c) graph theory 2. in which geometry do points have thickness? (a) plane coordinate geometry (b) discrete geometry (c) graph theory i think the answer is...
*Tuesday, August 30, 2011 at 4:39pm by SoccerStar*

**I need an answer--molecular/electron geometry**

Can anyone help me out with the differences between electron geometry and molecular geometry for SCl6? I think the molecular geometry is octahedral, but I'm not so sure for the electron geometry. Thanks :) *My earlier post wasn't answered, so I'd appreciate some help please =]
*Tuesday, February 8, 2011 at 8:03pm by Kate*

**Molecular and Electron geometry**

Can anyone help me out with the differences between electron geometry and molecular geometry for SCl6? I think the molecular geometry is octahedral, but I'm not so sure for the electron geometry. Thanks :) *My earlier post wasn't answered, so I'd appreciate some help please =]
*Tuesday, February 8, 2011 at 6:47pm by Kate*

**Molecular and Electron geometry**

Can anyone help me out with the differences between electron geometry and molecular geometry for SCl6? I think the molecular geometry is octahedral, but I'm not so sure for the electron geometry. Thanks :)
*Monday, February 7, 2011 at 7:02pm by Kate*

**geometry**

Geometry riddl How did they like the story about towel manufacturing? Also, where can I find geometry worksheets on plane and simple? ? ? ?
*Tuesday, September 26, 2006 at 9:24pm by Debra*

**Geometry **

For each property listed from plane Euclidean geometry, write a corresponding statement for non-Euclidean spherical geometry. A line segment is the shortest path between two points Hey guys I want to know how to do this and can you help me with this question?
*Sunday, May 29, 2011 at 11:19am by Anonymous*

**Algebra II**

I first want to make it clear that I have only taken Geometry, Algebra I, and pre-Algebra. That seemed to clear things up last time. Question: Matt bought a car at the cost of 25,000 dollars. This car's value goes down 15% every year. 1. What is the decay factor? 2. Write the ...
*Thursday, March 17, 2011 at 11:23pm by Anon*

**Algebra & Discrete Geometry**

Determine a vector of magnitude 2 that is parallel to a=(-3, 4).
*Sunday, January 21, 2007 at 8:14pm by Raj*

**geometry**

the geometric mean of the quantaties (x+1)and (2x+3)is(x+3). i know that x^2+6x+9=2x^2+5x+3 and 6=x^2-x (i forgot basic algebra)
*Monday, December 5, 2011 at 9:40pm by Anonymous*

**algebra/geometry**

what is the area of a triangle 8'. tall with a 6". base, sitting on 1/2 a circle
*Friday, September 23, 2011 at 8:59pm by brenda*

**Algebra**

Which of the following statements from Euclidean geometry is also true of spherical geometry? A) A line has infinite length. B) Two intersecting lines divide the plane into four regions. C) Two perpendicular lines create four right angles. D)The intersection of two lines ...
*Monday, October 17, 2011 at 9:38am by Heather*

**algebra**

Why is 4(x+2)+4x=8 not a correct equation to solve a geometry problem if x represents a length of measurement?
*Wednesday, September 8, 2010 at 11:40am by Anonymous*

**algebra/geometry**

which of the following shows the correct way to write an ordered pair of coordinates. (3,2). x=3,y=2. 3,2. (x=3)(y=2)
*Thursday, September 8, 2011 at 1:00pm by brenda*

**Algebra/geometry **

Find te equation in slope-intercept form of the line that is the perpendicular bisector of the segment between (-3,4) and (3,-8).
*Tuesday, October 1, 2013 at 4:51pm by Taylor95*

**Geometry Letter Grammar??**

Hello I'm in Geometry Honors (I'm a freshman btw) and I'm failing with a D. I talked to my counselor about switching me out and going to regular and she says it's okay BUT she needs a letter from my mother saying it's okay to switch me out. I was wondering if you can write the...
*Saturday, October 5, 2013 at 6:53pm by unknown*

**Chemistry**

Are both the electron domain geometry and molecular geometry of HCN linear?
*Monday, December 7, 2009 at 7:38pm by Trish*

**geometry**

Math - Plane Geometry. BC is a diameter of circle O, and radius OE is parallel to chord CD. Help?
*Monday, May 23, 2011 at 10:13am by Brianna*

**geometry**

how can you tell in geometry that the equations are parallel, perpendicular , neither, either?
*Saturday, September 25, 2010 at 7:27am by 14*

**Geometry**

Anyone have the Amsco's geometry textbook and can help me out with some homework?
*Monday, November 28, 2011 at 8:42pm by Anita*

**Geometry**

I Need help doing a geometry proof. In the figure below, PQ=RS. Prove PR=QS. ____________________ P Q R S
*Sunday, February 5, 2012 at 2:30pm by Jennifer*

**geometry**

Prove that the statement, “Rectangles do not exist,” is true in hyperbolic geometry.
*Wednesday, February 20, 2013 at 7:56pm by denise*

**math geometry**

how can i prove in geometry proofs that something is a midpoint of a line? thanks
*Tuesday, November 12, 2013 at 5:38pm by Annie*

**Geometry**

I need help unscrambling these geometry vocabulary words senligtacirpalse pitprceenostel nyenagliltuiqitrea gemhetrohnie
*Sunday, January 31, 2010 at 8:18pm by Daisy*

**geometry**

in elliptic geometry prove that the length of the summit of a saccheri quadrilteral is less than the base
*Wednesday, May 4, 2011 at 11:09pm by al*

**Please help on geometry - analytic geometry**

What is the area, in square units, of a triangle whose vertices are at (4,-1), (10,3) and (4,5) ? How to do this?
*Friday, February 22, 2013 at 5:21pm by Knights*

**geometry**

prove that The sum of the angles in any triangle is 180 degrees is true in Euclidian geometry.
*Tuesday, February 26, 2013 at 11:34am by denise*

**Chemistry**

What is the Lewis structure formula, electron pair geometry and the molecular geometry for SO4^2-
*Wednesday, August 7, 2013 at 1:12am by rose*

**Algebra**

ello i need help factoring I haven't had factorin sense Algebra one and now am in Algebra two and our school is screwed up were they shove in a year of Euclidean Geometry and Basic Trig inbetween first two years of Algebra... so i need to factor X^2-12X+35 I can sit there for ...
*Sunday, December 7, 2008 at 8:34pm by Algebra*

**chem**

what kind of e-pair geometry, molecular geometry, and bond angles does C4H10 exhibit? I'm confused.
*Monday, May 5, 2008 at 10:01pm by natash*

**Geometry**

In geometry, a common standard setting for enlarging on a copy machine is 121 percent. What does this mean?
*Monday, November 25, 2013 at 2:06pm by Martha*

**geometry**

what geometry figure begins and ends in the same point
*Wednesday, January 28, 2009 at 8:02pm by john smith*

**geometry**

In geometry, can a counterexample be used to determine if a conjecture is false or not?
*Friday, January 15, 2010 at 4:07pm by erin*

**geometry**

Can somebody help me with Proofs in Geometry Given:M<ABE=M<CBD
*Tuesday, June 19, 2012 at 6:19pm by Jay*

**Geometry**

In Euclidean geometry, the sum of the measures of the interior anglesof a pentagon is 540o. Predict how the sum of the measures of the interior angles of a pentagon would be different in spherical geometry.
*Friday, June 22, 2012 at 8:15am by Dillon*

**CHEMISTRYYYY**

Electron DOMAIN GEOMETRY & the MOLECULAR GEOMETRY of the following compounds: 1) ICl3 2) PCl3 3) XeF4 4) SF6 5) TeCl4
*Friday, March 30, 2012 at 2:07am by BMW*

**Geometry**

Help with Geometry please! Do you have any specific questions?
*Monday, October 16, 2006 at 3:43pm by Margie*

**geometry**

Why don't parallel lines exist in elliptical geometry?
*Tuesday, July 13, 2010 at 1:07pm by BOB*

**geometry**

prove that rectangles do not exist in hyperbolic geometry
*Wednesday, March 13, 2013 at 3:36pm by denise*

**Algebra 1/Geometry**

1. |-5 1/4 - 2/3| |-5 3/12 - 8/12| I forgot how to subtract fractions like the one above, can anyone refresh my memory? 2. Q bisects segment PR, PQ = 3y, and PR = 42. Find y and QR. Don't know how to do this. Explain to me please?
*Wednesday, September 10, 2008 at 11:14pm by Jay*

**geometry/algebra**

I have tried to work this several ways and can not get the answer of 5 find x if the slope of a line passing through points A(4,3) and B(x,7)equals 4
*Saturday, October 11, 2008 at 7:12pm by Rose*

**algebra 1/BGe**

Geometry.the figures below are squares.find an expression for the area of each shaded region.write your answers in standard form.
*Friday, February 14, 2014 at 8:06pm by jeancarlos*

**Math 7 - NYS Math Exam Review - Book 1 (HW)**

C = 2nr!?!??!??! Since the NYS Math Exam is coming up (in my district in my school we have it next week). You see in my class were not done with our geometry and ratio, proportion unit and plus we are missing one unit: algebra. We didn't get to solving the formulas. Ratio and ...
*Friday, April 13, 2012 at 11:28am by Laruen *

**CHEMMMMM**

Find the Electron DOMAIN GEOMETRY & the MOLECULAR GEOMETRY of the following compounds: 1) ICl3 2) PCl3 3) XeF4 4) SF6 5) TeCl4
*Friday, March 30, 2012 at 12:41pm by BMW*

**geometry**

to all the people that helped me with my recent geometry questions thankyou my grade I received was 45 out of 50 points best I've ever done in my class.
*Thursday, January 13, 2011 at 5:32am by crystal*

**PLEASE HELP**

whats a complimentery line? Thank you for using the Jiskha Homework Help Forum. If you are studying Geometry: http://astronomyonline.org/Science/Geometry.asp
*Wednesday, August 15, 2007 at 6:16pm by Sarahbeth*

**Geometry**

Ok i don't understand this question on my Geometry test. It says: On days that it rains, I carry an Umbrella 1. Rewrite the above statement as a conditional Can someone help me here?
*Wednesday, November 14, 2007 at 1:59pm by Christina (:*

**geometry**

if the midpoints of the sides of a parallelogram in succession are joined, the quadrilatral formed is a a parallogram. Prove this theorem in euclidean geometry using analytic techniques
*Thursday, April 4, 2013 at 7:29pm by denise*

**Algebra,Geometry**

If 5x-3y-4=4x-2y-12 find x and y. I really just want to know HOW you would find it.
*Sunday, September 30, 2012 at 12:04pm by KaDijah*

**math (geometry)**

What is a good website that can help me with geometry?
*Monday, March 3, 2008 at 2:51pm by jonasgrl12*

**geometry**

In Geometry how do I calculate the precion of 14 meters?
*Tuesday, August 21, 2012 at 7:42pm by jane*

**geometry**

why do rectangles not exist in hyperbolic geometry
*Monday, February 18, 2013 at 3:01pm by denise*

**geometry**

Algebra BD bisects <ABC. Solve for x and find m<ABC. m<ABD = 4x - 16, m<CBD = 2x + 6 Please teach me how to work this.
*Friday, September 14, 2012 at 10:48am by Jane*

**Geometry :)**

Use coordinate geometry to prove that the quadrilateral formed by connecting the midpoints of a kite is a rectangle. I have no Idea how to do this problem, so if anyone could help I would be very greatfull. :)
*Tuesday, January 15, 2013 at 2:14pm by Bob*

**algebra**

write the inequality statement. The range of shoe sizes in geometry class is size 5 to size 14. really confused.
*Tuesday, September 7, 2010 at 6:03pm by Kaitlyn*

**senior courses**

So far in high school i have taken geometry, algebra 2, and trigonometry. one of my friends is taking calculus and she says its way too difficult. and since i have alot of trouble in algebra and trig myself i dont think calculus would be the right choice for me next year. what...
*Tuesday, April 28, 2009 at 10:05pm by y912f*

**Algebra**

I am helping my daughter with her algebra and we came across a symbol neither of us has seen before. She is solving two sided equations. For this problem, I do see it set up in the book, but it is related to geometry, which they have not covered. She says that they never ...
*Friday, November 26, 2010 at 1:02pm by Elisabeth*

**Geometry**

Which of the following statements from Euclidean geometry is also true of spherical geometry? a. A line has infinite length. b. Two intersecting lines divide the plane into four regions. c. Two perpendicular lines create four right angles. d. The intersection of two lines ...
*Friday, August 5, 2011 at 10:34am by Lily*

**geometry, thanks**

I just wanted to thank everyone that helped me on my geometry problem. I actually found the answer using the pythagorean theorem and knowing ratio rules that apply to triangles. Thanks again.
*Thursday, July 13, 2006 at 4:10pm by Kaytee*

**Math**

The homothetic geometry on C is (C,H) where H is the group of scaling of C. Which figures are congruent in (C,H) to the circle of radius 1 centered at 1? How could you describe the congruence class in language understandable by a high school geometry student?
*Monday, October 3, 2011 at 11:55am by Kyle*

**geometry**

At rosemead high school, 94 students take biology, 86 take ethnic studies, and 95 take geometry. thirty-seven students take both biology and geometry, 43 take geometry and ethnic studies, and 42 take ethnic studies and biology. twenty eight students take all three subjects. ...
*Monday, September 13, 2010 at 6:51pm by Audrey*

**geometry**

At rosemead high school, 94 students take biology, 86 take ethnic studies, and 95 take geometry. thirty-seven students take both biology and geometry, 43 take geometry and ethnic studies, and 42 take ethnic studies and biology. twenty eight students take all three subjects. ...
*Monday, September 13, 2010 at 9:25pm by Audrey*

**Geometry**

Need help please: (3,0) (7,6) (x-7)2 + (y-6)2 = 7(2) (x-7)2 + (y-6)2 = 49 Having difficulty with this problem.Can someone help? geometry - Reiny, Saturday, March 31, 2012 at 8:07am You don't say what the actual problem is. I see the resemblance to finding the equation of a ...
*Saturday, March 31, 2012 at 7:23pm by Kel*

**Geometry**

Need help please: (3,0) (7,6) (x-7)2 + (y-6)2 = 7(2) (x-7)2 + (y-6)2 = 49 Having difficulty with this problem.Can someone help? geometry - Reiny, Saturday, March 31, 2012 at 8:07am You don't say what the actual problem is. I see the resemblance to finding the equation of a ...
*Saturday, March 31, 2012 at 7:23pm by Kel*

**geometry+algebra**

If AD = 20 and AC = 3x + 4, find the value of x. Then find AC and DC
*Monday, September 6, 2010 at 9:05pm by Michael*

**line**

what is a compimentary line in math? Thank you for using the Jiskha Homework Help Forum. If you are studying Geometry: http://astronomyonline.org/Science/Geometry.asp
*Wednesday, August 15, 2007 at 6:04pm by Bob*

**geometry:linear measure and precision**

how to find examples of rulesfor this theme I'm not quite sure what information you are seeking. I need more details. However, I searched Google under the key words "linear measure rules geometry" to get these possible sources: http://www.tuhh.de/rzt/rzt/it/Geometry.html http...
*Wednesday, August 23, 2006 at 8:02pm by Alma*

**geometry**

what a good way to learn geometry if you are completely clueless on what to do and you have a 65 and you only have 2 weeks to correct that
*Monday, September 22, 2008 at 9:10pm by Jasmyn*

**AP Chemistry- PLEASE HELP**

The electron-domain geometry and molecular geometry of iodine trichloride are __________ and __________, respectively.
*Tuesday, January 29, 2013 at 7:12pm by Sonya*

**geometry**

i'm in my geometry book and i don' get number 28. it says the quotient of two proper fractions is a proper fraction. i'm a post to find a counterexample. I NEED HELP
*Tuesday, August 18, 2009 at 11:35pm by jennyo*

**geometry**

What does this symbol mean in Geometry ¡ü?
*Wednesday, October 27, 2010 at 10:06am by Rhonda*

**geometry**

the set of lessons in this geometry course is:
*Thursday, April 17, 2014 at 7:28pm by kim*

**geometry**

explain the importance of a centroid in design and manufacturing.include a description of how the cenroid of a triangular component of a design can be found using analytic geometry
*Sunday, October 31, 2010 at 2:52pm by crystal*

**geometry problems (algebra)**

the lengths of the triangle are consecutive odd integers, find the length of the shortest side if the perimeter is 19 units shorter than 4 times the lenghts of that side
*Tuesday, February 7, 2012 at 4:07pm by arvin*

**geometry**

i need help with this geometry prblem my math book is online on this site: w w w . k e y m a t h . com / D G 3 the class passcode is: 1574-4c524 The chapter is 0 Lesson 0.2 pg. 9 problem number 6 REMEMBER 4-FOLD SYMMENTRY IS NEEDED !!! URGENT !!!
*Sunday, September 19, 2010 at 5:54pm by vaishnavi*

**geometry**

i need help with this geometry prblem my math book is online on this site: w w w . k e y m a t h . com / D G 3 the class passcode is: 1574-4c524 The chapter is 0 Lesson 0.2 pg. 9 problem number 6 REMEMBER 4-FOLD SYMMENTRY IS NEEDED !!! URGENT !!!
*Sunday, September 19, 2010 at 5:54pm by vaishnavi*

**geometry**

A tetrahedron is a triangular pyramid in which each face is an equilateral triangle. Calculate the volume of a tetrahedron that has all its edges 6 cm in length. Hint: You will need to know some geometry and trigonometry.
*Tuesday, May 15, 2012 at 1:42am by Lucas*

**geometry**

The coordinates for a rhombus are given as (2a, 0), (0, 2b), (–2a, 0), and (0, –2b). Write a plan to prove that the midpoints of the sides of a rhombus determine a rectangle using coordinate geometry. Be sure to include the formulas.
*Tuesday, January 8, 2013 at 9:10pm by Anna*

**Geometry**

Which statement from Euclidean geometry is also true in spherical geometry? a. A line has infinite length b. Two intersecting lines divide the plane into four regions c. Two perpendicular lines create four right angles d. The intersection of two lines create four angles. I ...
*Tuesday, March 4, 2014 at 2:01pm by Kylee*

**Trigonometry/Geometry - Inequalities**

Let a, b, and c be positive real numbers. Prove that sqrt(a^2 - ab + b^2) + sqrt(a^2 - ac + c^2) is greater or equal to sqrt(b^2 + bc + c^2). Under what conditions does equality occur? That is, for what values of a, b, and c are the two sides equal? This looks like a geometry...
*Saturday, December 7, 2013 at 4:58pm by Sam*

**Geometry HELP**

Using coordinate geometry to prove that the diagonals of a square are perpendicular to each other. Given: Vertices are at A(0,0), B(a,0), C(a,a) and D(0,a) Slope of AC=1; Slope of BD=-1 Type your proof. (someone plz help cuz i don't understand)
*Thursday, June 10, 2010 at 8:58am by Ariel*

**Chemistry**

# Electron Pairs # Lone Pairs Electronic Geometry Molecular Geometry Lewis Structure Sketch of Shape I need to do the above things for SBr6 and BrCl5. If anybody can help that would be great!
*Tuesday, April 26, 2011 at 3:18pm by Jake*

**Geometry/algebra 1 **

Use the given area A of the rectangle to find the value of x. Then give the dimensions of the rectangle. A=91m^2 A=L•W L=(2x+3)m W=(x+2)m 91m^2=(2x+3)m•(x+2)m 91=(x+2)(2x+3) Now what?
*Tuesday, September 3, 2013 at 6:25pm by Anonymous *

**Geometry/Algebra**

Two opposite angles of a parallelogram are (5x-2)degree and (40-x)degree. Find the measure of each angle of a parallelogram.
*Wednesday, June 13, 2012 at 7:17am by Anonymous*

**Geometry/Algebra 1/12th grade **

Find the value of x. Round u'r answer to the nearest hundredth, if necessary. Area of triangle=108m^2 A=1/2 bh b=(x+6)m h=xm So, 108m^2=1/2 ((x+6)m)(xm) 108m^2=1/2 m^2+x^2+6???? If so then what? Sub m^2 from the left side?? Then what? :/
*Friday, August 30, 2013 at 2:19pm by Help now please *

**geometry**

what is the difference between two-dimensional and three-dimensional geometry?
*Friday, May 20, 2011 at 6:02pm by naimah*

**Algebra/Geometry**

Why are we able to develop the volume formula for cones from the volume formula for pyramids?
*Thursday, April 10, 2008 at 5:29pm by Tiffany*

**Geometry**

Hi, I have to use algebra to find the coordinates of the point where two lines intersect, the first line passes through the points 4,3 and 10,0 and the second line is y=6. Any ideas would be very much appreciated, many thanks
*Wednesday, July 14, 2010 at 2:39pm by Tan*

**Algebra**

How would I complete this problem? Geometry. The area of a rectangle of length x is given by 3x^2 + 5x. Find the width of the rectangle. I think the width is 3x+5 but not sure. Subjects Art Business Computers English Foreign Languages Health Home Economics Mathematics Music ...
*Tuesday, June 5, 2007 at 4:25pm by Loreal*

**chemistry**

what is the molecular geometry of trans-difluroethylene: trans-C2H2F2? I know how to draw the lewis structure but I'm not sure how to find the molecular geometry. I think it's a tetrahedral
*Saturday, May 24, 2008 at 2:02pm by Cabel*

**Geometry**

Use your geometry tools to draw a convex hexagon with two consecutive sides measuring 5 cm and three consecutive angles measuring 130°
*Saturday, September 8, 2012 at 4:19pm by Astrid*

**AP Chem please help!**

The electron-domain geometry and molecular geometry of iodine trichloride are __________ and __________, respectively. The answer is trigonal bipyramidal, T-shaped, respectively- I do not understand the approach
*Tuesday, January 29, 2013 at 7:58pm by Sonya*

**Geometry**

I don't undestand this question in my geometry textbook. Could nayone explain it to me? Can you fit all of the interior angles of a quadrilateral around a point without overlap? What about the interior angles of a pentagon?
*Thursday, December 22, 2011 at 12:07pm by Anonymous*

**chemistry**

Determine the electron geometry, molecular geometry, and idealized bond angles for each of the following molecules. In which cases do you expect deviations from the idealized bond angle?1.pf3 2.sbr2 3.ch3br 4.bcl3
*Thursday, August 23, 2012 at 10:55pm by ana*

**math**

the ratio of cube to sphere in a geometry box is 16 to 9. If there are 225 cubes and spheres in the geometry box altogether. Then how many cube are there?
*Friday, November 18, 2011 at 7:38pm by dashawn*

**Math(Geometry)**

What are the names of polygons? http://www.gomath.com/htdocs/ToGoSheet/Geometry/polygon_name.html
*Saturday, February 24, 2007 at 5:29pm by Felicia*

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