Sunday

February 14, 2016
Number of results: 61,762

**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*

**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**

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

**AP Chemistry- PLEASE HELP**

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

**geometry please please please help**

What is the value of x in the regular polygon below? hexagon with an interior angle value of 3x please please help and thanks in advance. :)
*December 12, 2012 by BaileyBubble*

**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**

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

**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**

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*

**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*

**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
*January 29, 2013 by Sonya*

**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*

**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*

**6th Grade Geometry**

Hello, I'm having trouble doing this math geometry someone help me please? Thanks: Calculate the area of the trapezoid which is not drawn to scale. It is not a regular trapezoid! It looks like a rectangle and when you get to the top cut the rectangle and make the part you cut ...
*March 11, 2015 by MusicLover14*

**Geometry :(**

What is the equation for a line that passes through the points (-3,-3) and (6,15)??? A: y=-2x+9 B:y=-2x-3 C:y=-2x+3 D:y=-2x-9 Please please help and thanks :)
*March 27, 2011 by Makenzie;)*

**AP Chem**

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 PLEASE EXPLAIN HOW YOU GOT THE ANSWER!!!
*January 29, 2013 by Sonya*

**GEOMETRY MIDPOINT FORMULA steve how did this hapn**

If a line is extended from A (2,3) through B ( -2, 0 ) to a point so that AC = 4ab Find the coordinates of C Please help thanks so much GEOMETRY MIDPOINT FORMULA - Steve, Thursday, January 30, 2014 at 11:58am B-A = (-4,-3) C-A = 4(B-A) = (-16,-12) C = A+(C-A) = (-14,-9)
*January 31, 2014 by Joy*

**Geometry Please Help**

/Users/szeringue/Desktop/SCAN0001.JPG Can you help me solve this problem, Please AB=27 BC=x CD=4/3x AD=x AC=? How do I get what AC equals?
*December 2, 2010 by Jake*

**Geometry Please Help**

/Users/szeringue/Desktop/SCAN0001.JPG Can you help me solve this problem, Please AB=27 BC=x CD=4/3x AD=x AC=? How do I get what AC equals?
*December 2, 2010 by Jake*

**geometry please help**

please help me with the question I posted at 4:56pm today
*February 24, 2010 by mike*

**Geometry**

I need to get the largest area of 100 feet of rope. I want to say rectangle: 40L x 40L x 10w x 10w =100 Please advise if I am on the right track. Keeping in mind that you can use any Plan Geometry Shape?
*March 27, 2011 by Jeannie*

**geometry**

I am currently in a section of my geometry book titled Applying Properties of Similar Triangles. This is a very easy section but there is on problem where I cannot figure out (forgot) the next step. 1. z-4 12 --- = --- z/2 10 2.(z-4)10 = (z/2)12 3. 10z+40 = ? Thank you for ...
*December 8, 2008 by Tami*

**Analytic geometry**

What is the distance of the line x+6y-7=0 from the origin? Please help, is my answer -7sqrt37/37 correct? If not, please help me whats the right solution
*January 12, 2013 by Xavier*

**geometry**

show that (-3, 1) and (3, -1) and (1, 3) are the vertices of an isosceles triangle. find its area. please include explanation. this is really frustrating please help. thanks alot! :)
*June 22, 2012 by peewee*

**Geometry**

URGENT PLEASE HELP please help me understand how to draw a net, am i supposed to memorize these or is there a method for drawing nets for different shapes.
*February 10, 2013 by haley*

**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*

**MATHS GEOMETRY!!! URGENT PLEASE. **

A triangle has side lengths 10,17 and 21cm. Find the length of the shortest altitude. And please show working out to help me understand.
*February 15, 2013 by Edward*

**Geometry**

HOW DO YOU FIND THE HEIGHT OF A TRIANGLE??????! I am taking my SAT tomorrow morning, and i am freaking out because i haven't taken geometry for 5 years and i can't even remember how to find the height of a simple triangle! You have no idea how stressed out i am right now! *...
*October 8, 2010 by Alexa*

**Chemistry - molecular polarity**

Hi Dr. Bob. Could you please take a look at the question below and my work? I'm not sure how to get the correct answer for this question. I would greatly appreciate your help! How many of the following molecules are polar? BrCl3 CS2 SiF4 SO3 A) 1 B) 2 C) 3 D) 4 E) 0 The ...
*April 18, 2013 by Constantine*

**PLEASE HELP geometry trapezoid problem please help**

The diagonals of a trapezoid are perpendicular and have lengths 8 and 10. Find the length of the median of the trapezoid. I don't get it... i got as far as the area is 40, and m (median) times the height is 40 as well... please help!
*December 4, 2012 by Knights*

**Coordinate Geometry: Ms.Sue or someone please help**

Hi! Can you please help me with this problem/proof? I'm not sure how to approach it. Thanks! Prove that a line perpendicular to a radius at the point where the radius meets the circle is tangent to the circle. Use coordinate geometry.Hi! Can you please help me with this ...
*October 28, 2013 by Anonymous*

**Coordinate Geometry: Ms.Sue or someone please help**

Hi! Can you please help me with this problem/proof? I'm not sure how to approach it. Thanks! Prove that a line perpendicular to a radius at the point where the radius meets the circle is tangent to the circle. Use coordinate geometry.Hi! Can you please help me with this ...
*October 28, 2013 by Anonymous*

**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 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
*September 30, 2013 by Julia*

**geometry**

Need help please: (3,0) (7,6) (x-7)2 + (y-6)2 = 7(2) (x-7)2 + (y-6)2 = 49
*March 30, 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
*March 30, 2012 by Kel*

**Geometry**

Can I please get some help? by+2/3=c, for y
*August 27, 2015 by Luis*

**Geometry**

If 9 counters are 1/3, then what is ONE? HELP PLEASE!!!!!!!!!!!!!:():
*March 5, 2009 by marissa*

**geometry**

If EF=3x-5, FG=4x-6, and EG=17, find the values of x, EF and FG. PLEASE HELP!!!!!
*September 12, 2010 by Anonymous*

**Geometry**

Please solve this problem. d=2*x/8
*November 14, 2011 by Ally*

**Math(analytic geometry)**

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

**GEOMETRY (SA oftriangular pyramid)**

Find the surface area of a triangular pyramid with b =4 cm, h= 8.2 cm and s = 7 cm. PLEASE. How ? GEOMETRY (SA oftriangular pyramid) - MathMate, Sunday, July 14, 2013 at 8:41am Lateral surface area =perimeter of base * apothem /2 =3b*s/2 (for a regular pyramid with a ...
*July 14, 2013 by dull*

**geometry circles equation i dont know **

please he lp Find the equation of a circle circumscribes a triangle determined by the line y= 0 , y= x and 2x+3y= 10 this is my first timein this website please help me need it badly my teacher will be angry at me so much
*February 17, 2014 by Mary *

**GEOMETRY**

WHAT ARE GEOMETRIC MEANS PLEASE SOMEBODY HELP
*November 17, 2008 by CLAUDIA*

**Geometry**

Please help me solve this equation: AB= 4.5cm
*September 1, 2010 by Maray*

**geometry**

What are the values of a and b.if any,where a|b-2|<0? please some sugestions
*April 23, 2011 by aisha*

**GEOMETRY**

5√3/3 Can somebody evaluate this PLEASE!!!!!!
*October 21, 2013 by D*

**Geometry**

Hi, I'm having a difficult time understanding a couple of Geometry questions on my homework and I'd really appreciate it if someone could answer them and explain to me how to get the same answer. Question 1: A regular pentagon has an apothem of 3.2 m and an area of 37.2 m˛. ...
*March 15, 2012 by Tyler*

**Geometry**

Please help me! I have a proof that is very difficult
*December 8, 2007 by Ashley*

**geometry**

I NEED HELP WITH BASIC MATH GOMETRY.Can you please help
*February 16, 2008 by MERCEDEZ*

**geometry**

What are if then statments .Ill need examples please .its for a project .
*May 28, 2008 by Joshua*

**12th grade**

can you please help me to do my math homework on geometry 7.5
*April 5, 2010 by lachauncia*

**Geometry**

If U is between T and B, find the value of x and the measure of TU. TU=4x-1, UB=2x-1, TB=5x Please help!
*February 4, 2011 by Jane*

**Geometry **

Whts next after 1,1/2,1/4,1/8... It's a pattern. Please help.
*August 7, 2011 by Catelin*

**Geometry**

Is a rectangle always a rhombus? Please explain why.
*March 16, 2012 by Anonymous*

**geometry **

determine the measure of <1 and <2 using 14x-15 please help
*January 16, 2013 by carol *

**(Please Help!) Analytic Geometry**

Discuss hyperbola and its properties.
*September 4, 2014 by Jnr John*

**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**

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**

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**

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

**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**

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*

**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*

**geometry**

please help find answer. very urgent. triangle PQR is a 30-60-90 triangle with right angle Q and segment PQ as the longest. Find the possible coordinates of R if (2,6) and Q (2,-6). please help
*November 8, 2008 by chippy*

**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*

**geometry A please help**

given <A compl to <B <C is compl to <B <A=(3x+y) <B=(x+4y+2) <C=(3y-3) find the measure of all 3 angles show all work please I dont know how to do it thank yu
*October 15, 2013 by lisa*

**geometry**

im confused with adjacent angles and linear pairs...help please! ! !
*November 17, 2008 by marcie*

**geometry**

ok i'm having probelms with constructing perpendicular Bisectors....please help?
*October 14, 2009 by Etta *

**Analytic Geometry**

Given that the slope of a line is 91, what is its inclination? please help thanks..:)
*December 11, 2010 by Jean*

**GeOmEtRy!!!**

what number is excluded from the domain of the function y=5/x-3? please help me! a. 3 b. Not Here c. -3 d. 5
*January 20, 2012 by VeRoNiCa C.*

**PLEASE HELP GEOMETRY**

When constructing inscribed polygons and parallel lines, how are the steps similar? a protractor is used to take measurements four right angles are created a compass is used to copy an angle **** there are no similarities I think its c, but it might be b. PLEASE HELP <3
*August 26, 2015 by Anonymous*

**geometry**

Hi have anyone did this test i need help please i need my grades to get up before jan anyone get back at me the test is on Lesson 8: Triangles Unit Test Geometry A Unit 5: Triangles have anyone did it
*November 27, 2011 by dashima *

**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**

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*

**geometry**

State the negation of the following statement: It is not raining. please help explain
*February 21, 2010 by miranda*

**geometry**

Find the area of: A square with radius 9. (Please explain how you found it! Thanks!)
*May 10, 2011 by Matt*

**Geometry-help please :(**

Construct a truth table for the statement. (p ↔ q) → p
*July 18, 2011 by Jen*

**geometry**

given: regular hexagons find x and y. please explain answer
*October 23, 2011 by camille*

**Geometry **

How do you find the perimeter of the rectangle? L = 10.6 in and h = 6.1 in Can someone please explain this to me? Thank you kindly.
*November 7, 2011 by Mindy*

**Geometry**

Find the perimeter of the trapezoid. L1 = 9.65 yd, L2 = 9.25 yd, L3 = 10.12 yd, and L4 = 6.20 yd Can you please explain how I answer this? Thank you kindly:)
*November 8, 2011 by Mindy*

**geometry**

Please Help. MNOP~Qrst with a scale factor of 5:4. MP=85mm. What is the value of QT?
*February 19, 2012 by myles*

**Geometry**

How do you do the problem 4k+7(-4-2k)=-2(k-2) Please help me I keep trying and can't get the right answer thanks-steph
*August 29, 2013 by Stephanie*