Thursday

June 30, 2016
Number of results: 127,989

**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...
*August 30, 2011 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 =]
*February 8, 2011 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 =]
*February 8, 2011 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 :)
*February 7, 2011 by Kate*

**geometry**

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

**geometry**

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

**math geometry**

how can i prove in geometry proofs that something is a midpoint of a line? thanks
*November 12, 2013 by Annie*

**math (geometry)**

What is a good website that can help me with geometry?
*March 3, 2008 by jonasgrl12*

**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. ...
*November 30, 2009 by poo*

**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?
*October 3, 2011 by Kyle*

**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...
*August 23, 2006 by Alma*

**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?
*May 29, 2011 by Anonymous*

**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 !!!
*September 19, 2010 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 !!!
*September 19, 2010 by vaishnavi*

**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 ...
*January 11, 2010 by Anita*

**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
*August 15, 2007 by Bob*

**Math**

1. In geometry, the symbol used to identify an object often looks like the meaning, or picture, of itself. Which of the symbols in geometry listed below does not resemble itself? A) angle B) parallel C) perpendicular D) similar** Is the answer D? Thank you for any help. :)
*August 31, 2015 by Tim*

**math 210 fundamentals of geometry**

Complete Problem 31 in Section 5.2 Exercises (Ch. 5) of Essentials of Geometry for College Students. Use the table below to show your work and solve the problem. You may add or delete rows as necessary.
*December 4, 2015 by barbara*

**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?
*November 18, 2011 by dashawn*

**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...
*October 5, 2013 by unknown*

**Chemistry**

Are both the electron domain geometry and molecular geometry of HCN linear?
*December 7, 2009 by Trish*

**geometry**

how can you tell in geometry that the equations are parallel, perpendicular , neither, either?
*September 25, 2010 by 14*

**Geometry**

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

**Geometry**

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

**geometry**

Prove that the statement, “Rectangles do not exist,” is true in hyperbolic geometry.
*February 20, 2013 by denise*

**Math(Geometry)**

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

**Geometry**

I need help unscrambling these geometry vocabulary words senligtacirpalse pitprceenostel nyenagliltuiqitrea gemhetrohnie
*January 31, 2010 by Daisy*

**geometry**

in elliptic geometry prove that the length of the summit of a saccheri quadrilteral is less than the base
*May 4, 2011 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?
*February 22, 2013 by Knights*

**geometry**

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

**Chemistry**

What is the Lewis structure formula, electron pair geometry and the molecular geometry for SO4^2-
*August 7, 2013 by rose*

**Geometry **

Is anyone in connections academy? I need help with lesson 5 unit 4 geometry quiz polygons and angles Thank you
*May 1, 2014 by Brenda*

**chem**

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

**Geometry**

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

**geometry**

what geometry figure begins and ends in the same point
*January 28, 2009 by john smith*

**geometry**

In geometry, can a counterexample be used to determine if a conjecture is false or not?
*January 15, 2010 by erin*

**geometry**

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

**science**

calculate the following(show steps): volume of a fish tank that is 15cm by 30cm by 10cm? http://www.math.com/tables/geometry/volumes.htm
*June 21, 2006 by jenna*

**Geometry**

If you could fold a football field in half the fifty yard line would be the ? Find geometry term
*April 18, 2016 by Rachel*

**Geometry**

Can someone help me with lesson 10 unit 4 geometry test? 8th grade 1. Name a pair of vertical angles 2 and 5 2 and 6 3 and 4 5 and 6 2 if M 1 = 43 what is M 4 53 43 37** 27 If M 1 = 55 what a m 5 55 40 35 25**
*April 26, 2016 by Anonymous*

**math geometry help**

learning geometry i need to determine whether each pair of figures is similar. and explain why or why not: since I cant draw can you help me with this pls im so lost. 1) triangle xyz <x 65 degrees <y is 65 <z is 50 line xy is 2.55 line yz is 3 line zx is 3 triangle ...
*January 31, 2012 by marko*

**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.
*June 22, 2012 by Dillon*

**CHEMISTRYYYY**

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

**Chemistry**

1. [ PF4 ]+ (a) What is the electron-group geometry, according to VSEPR theory? (b) What is the molecular geometry? (c) Is this species polar or nonpolar?
*December 7, 2015 by S*

**Geometry**

I need help with my geometry homework Use Euler's formula to find the missing number. Vertices : 15 Edges : 24 Faces : ? * 9 * 10 * 11 * 12
*May 23, 2016 by QuestionMark*

**Geometry**

Help with Geometry please! Do you have any specific questions?
*October 16, 2006 by Margie*

**geometry**

Why don't parallel lines exist in elliptical geometry?
*July 13, 2010 by BOB*

**geometry**

prove that rectangles do not exist in hyperbolic geometry
*March 13, 2013 by denise*

**CHEMMMMM**

Find the Electron DOMAIN GEOMETRY & the MOLECULAR GEOMETRY of the following compounds: 1) ICl3 2) PCl3 3) XeF4 4) SF6 5) TeCl4
*March 30, 2012 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.
*January 13, 2011 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
*August 15, 2007 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?
*November 14, 2007 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
*April 4, 2013 by denise*

**Geometry**

In geometry what kind of algebra do you use?
*September 10, 2010 by Samantha*

**geometry**

In Geometry how do I calculate the precion of 14 meters?
*August 21, 2012 by jane*

**geometry**

why do rectangles not exist in hyperbolic geometry
*February 18, 2013 by denise*

**Math**

In euclidean geometry, the sum of the measures of the interior angles of a pentagon is 540. predict how the sum of the interior angles of a pentagon would be different in spherical geometry
*August 30, 2012 by MIiranda*

**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. :)
*January 15, 2013 by Bob*

**Geometry**

I need some help with a geometry question! connexus()com/content/media/527934-12182013-42511-PM-845062975()png 4. What are values of x and y? a. x = 9/4, y = 3/4 b. x = 9/4, y = 15/4 c. x = 15/4, y = 5/4 d. x = 3/4, y = 15/4 I think it's A. Can someone help?
*February 12, 2015 by Sandy East Ward*

**Geometry (Checking)**

2.) Which is true about both Pappus's Theorem and Desargues' Theorem? Each theorem applies to spherical geometry. Each conclusion states that three points are collinear. <---- Each hypothesis is based on triangles. Each theorem involves a dilation. 3.) How many degrees are...
*May 28, 2014 by Jazy *

**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...
*January 23, 2013 by HELP HELP HELP MNHS*

**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 ...
*August 5, 2011 by Lily*

**How to get quick responses to your math questions**

Math is a wide subject, ranging from K to 11, college and university. Then there is algebra, trigonometry, geometry, arithmetic, calculus, number theory, ... etc. Not all teachers answer all math questions (many do). If you would give a little more detail on which branch of ...
*May 25, 2013 by MathMate*

**Math- repost**

This is a geometry question about disjunctions. The symbol "v" represents "or". "~" stands for "negation of" Here are two questions I need help with: 1. When p v ~q is false, then p is ______ and q is _____. I think "false" belongs in both spaces. 2. When ~p v q is false, then...
*September 28, 2008 by Anonymous*

**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.
*July 13, 2006 by Kaytee*

**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. ...
*September 13, 2010 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. ...
*September 13, 2010 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 ...
*March 31, 2012 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 ...
*March 31, 2012 by Kel*

**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
*September 22, 2008 by Jasmyn*

**AP Chemistry- PLEASE HELP**

The electron-domain geometry and molecular geometry of iodine trichloride are __________ and __________, respectively.
*January 29, 2013 by Sonya*

**Geometry**

The diameter of circle C is 16 cm. is 70°. Use this information, the diagram, and your experiences in geometry this semester to answer these questions. (Use .)
*June 4, 2014 by Lalo*

**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
*August 18, 2009 by jennyo*

**Geometry**

The diameter of circle C is 18 cm. measurement of arc AD is 60°. Use this information, the diagram, and your experiences in geometry this semester to answer these questions. (Use 3.14 as pie)
*June 3, 2014 by Sarah Musselman*

**geometry**

What does this symbol mean in Geometry ¡ü?
*October 27, 2010 by Rhonda*

**geometry**

the set of lessons in this geometry course is:
*April 17, 2014 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
*October 31, 2010 by crystal*

**Math**

Hi, I have to do a project on the Shell Method in my Geometry class. I have been trying to find information on that topic, but have no luck... can someone point me to the right direction as of what keyword to search for, or is there any sites or books or video that have such ...
*April 14, 2007 by Billy*

**Geometry**

Could you please explain the difference between B, longer base of a trapezoid and b, base in geometry?
*February 11, 2016 by Joe*

**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.
*May 15, 2012 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.
*January 8, 2013 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 ...
*March 4, 2014 by Kylee*

**Math(analytic geometry)**

I'm studying analytic geometry and i came accross this question;"find the tangents common to x²+ y²=8 and y²=16x.How am i going to work it out,please? I tried to work out their gradients which gave me x²+y²=8 2x+2ydy/dx=0 dy/dx=-2x/2y =-x/y y²=16 2ydy/dx=16 dy/dx=8/y so my ...
*December 4, 2015 by Shyla*

**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...
*December 7, 2013 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)
*June 10, 2010 by Ariel*

**Geometry**

Geometry: the width and area of a rectangle Is (4b^3+5b-3)/(2b-1) What is the length of the rectangle? Show work.
*May 1, 2014 by Sandra*

**Geometry**

What is the difference between B as in the longer base of a trapezoid and b as in base in terms of geometry?
*February 9, 2016 by Anonymous*

**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!
*April 26, 2011 by Jake*

**Geometry**

Complete Problem 34 in Section 5.2 Exercises (Ch. 5) of Essentials of Geometry for College Students. Use the table below to show your work and solve the problem. You may add or delete rows as necessary.
*July 6, 2015 by Ice *

**geometry**

what is the difference between two-dimensional and three-dimensional geometry?
*May 20, 2011 by naimah*

**Math(Geometry)**

In my geometry book I am really stumped on these question.This is what it says to do, "Find a pattern for each sequence. Use the pattern to show the next two terms."And here are th questions I am stuck on with the #'s. 7.O,T,T,F,F,S,S,E,... 8.J,F,M,A,M,... 13.George,John,...
*August 22, 2007 by LizardGuy*

**geometry **

In a triangle ABC, angle B is 3 times angle A and angle C is 8 degrees less than 6 times angle A. The the size of the angles. Size of angle A is = Size of angle B is = Size of angle C is = can someone please help me with this..? I am very weak at geometry...and math in general...
*September 26, 2009 by Anonymous*

**Math or geometry **

7c-4x+45
*June 8, 2012 by Diana *

**Math/Geometry**

If 2x=20, does x=10?
*September 6, 2012 by Ashley*

**math**

i also have a math test tomorrow and i get sooo confused with irregular shapes in geometry
*March 29, 2012 by Sheil*

**Geometry**

Quadrilateral MATH is a parallelogram. The perimeter of MATH is _____.
*December 4, 2015 by Anonymous*

**Math Geometry**

Geometry Question: Prove the symmetric Property for congruence of triangles. Given: ∆ABC≅ ∆DEF Prove: ∆DEF≅ ∆ABC
*May 18, 2011 by Reigel*

**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
*May 24, 2008 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°
*September 8, 2012 by Astrid*

**Geometry **

There is a geometry diagram I am looking at and I need to attach the image to be able to have it explained. All the numbers are all over the place and I need to figure this out.
*January 14, 2016 by This is confusing*