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Forum: Construction Questions

Post specific constructions questions in this forum.

  1. Sticky Thread Sticky: Forum for construction questions

    If you have a how-to question, please post to the Construction Questions forum. You can attach sketches to your post. Happy sketching! ...

    Started by Elizabeth DeCarli, 05-31-2011 04:56 PM
    • Replies: 0
    • Views: 4,209
    05-31-2011 04:56 PM Go to last post
  1. 3D rectangle construction

    How do you construct a 3D rectangle which can be modified by dragging the vertices but still maintain being a rectangle, be allowed to see the...

    Started by Brett Mulvey, 05-03-2012 08:03 AM
    • Replies: 1
    • Views: 4,182
    05-06-2012 06:49 PM Go to last post
  2. Graphs terminate with arrows

    I notice that when graphing, at times the graph terminates at one or both ends with an arrow. For example, graphing polar equation f(theta) = 7 * cos...

    Started by Robert Pitts, 06-05-2014 08:17 PM
    • Replies: 2
    • Views: 4,153
    06-07-2014 09:59 PM Go to last post
  3. 101 Help!!

    Hey there, Does anyone know how to construct project number 7 from the 101 project ideas book? Also, is there a place where I can find...

    Started by KB, 01-24-2012 10:54 AM
    • Replies: 2
    • Views: 4,136
    01-26-2012 09:01 AM Go to last post
  4. How did this happen?

    Hi, One of my students turned in a sketch with a function plotted. when I place the arrow/pointer near one of the end points, I get an arrow icon...

    Started by mpatterson, 12-07-2012 05:23 AM
    • Replies: 1
    • Views: 4,105
    12-08-2012 08:03 PM Go to last post
  5. Arrow key step size

    I like to use the (right and left) arrow keys to adjust slider values, especially near the desired value. The "step" size seems to be plus or minus...

    Started by hulk, 07-30-2014 09:59 AM
    • Replies: 1
    • Views: 4,072
    07-31-2014 08:30 PM Go to last post
  6. Counter

    I use this activity with my students on the first day of school to get them thinking after a long summer break. The goal is for them to state that...

    Started by jgrebe, 07-05-2012 02:04 PM
    • Replies: 2
    • Views: 3,981
    07-06-2012 06:13 PM Go to last post
  7. Hyperbolic Line Segment Tool - Venema

    Does anyone know a good method that I can use to build a Poincare line segment in The Geometer's Sketchpad? I can build a ray and a line tool no...

    Started by spitfiredd, 03-07-2015 03:06 AM
    construction problem, hyperbolic, line segment
    • Replies: 1
    • Views: 3,942
    03-08-2015 07:59 AM Go to last post
  8. Choose a default color for the grid (and use Custom Tools for other formatting magic)

    A user had a question today: his printer prints very lightly, and the light gray grid lines are hard to see on his students' printouts. The answer...

    Started by Stek, 12-04-2012 06:24 PM
    coordinate system, custom tool, grid
    • Replies: 0
    • Views: 3,855
    12-04-2012 06:24 PM Go to last post
  9. Dilate, then hide original?

    I have a question from a customer who is looking to dilate an entire sketch, then hide the original. The dilation is easy enough, and if we copy/...

    Started by amusick, 02-22-2013 01:18 PM
    • Replies: 1
    • Views: 3,800
    02-24-2013 07:44 PM Go to last post
  10. Point Inversion has Unwanted Label

    Hi, See the attachment. I created a point inversion tool, but using it causes the inverse point to be labeled. How can I turn off labeling of...

    Started by dwarnold45, 07-10-2011 02:06 PM
    • Replies: 2
    • Views: 3,799
    07-19-2011 09:52 PM Go to last post
  11. Showing Construction Arcs

    Over the years I've received several support questions like this one: "I would like to leave the remnants of construction lines in the vicinity of an...

    Started by Stek, 11-28-2011 07:23 PM
    • Replies: 0
    • Views: 3,722
    11-28-2011 07:23 PM Go to last post
  12. Long Reach Excavators With Good Quality

    The long reach excavators are superior to the typical excavators in many special construction cases, but if you already have one excavator, you’d...

    Started by yuebanwan, 09-06-2016 02:48 AM
    • Replies: 0
    • Views: 3,685
    09-06-2016 02:48 AM Go to last post
  13. Working with functions and parameters

    I've been trying to teach myself how to use Sketchpad & going to the Tuesday webinars, but I'm stuck and need a bit of help. I've used the getting...

    Started by mratzel, 07-08-2012 06:53 AM
    • Replies: 1
    • Views: 3,462
    07-09-2012 10:21 AM Go to last post
  14. Play Video or Audio from your Sketch

    I've just posted an example of playing video and audio from a sketch, using Link buttons. Link buttons are very flexible. In addition to taking...

    Started by Stek, 03-27-2012 06:41 PM
    audio, link buttons, media, video
    • Replies: 0
    • Views: 3,459
    03-27-2012 06:41 PM Go to last post
  15. Post Visual solution required for the problems

    1. If Modulus of Z is not equal to 1, then all the values of Z/1-Z2 lie on 2. Consider f(x) = kex-x for all real x where k is a real constant....

    Started by Gopalakrishnan, 09-18-2012 06:18 AM
    • Replies: 1
    • Views: 3,427
    10-09-2012 01:30 PM Go to last post
  16. Angle measurements

    Hi, I would like angle measurements to show up on my diagrams instead of as separate text boxes. Is there any way to do this? Chase

    Started by Bunny, 10-12-2011 09:08 PM
    • Replies: 2
    • Views: 3,415
    10-18-2011 07:09 AM Go to last post
  17. differeential equations construction

    Hi - I can't figure out if this is the way to submit a construction. I have 3 on the solutions to certain differential equations I want to submit...

    Started by Steve, 03-24-2013 05:26 AM
    • Replies: 1
    • Views: 3,409
    03-25-2013 08:32 AM Go to last post
  18. Anchoring drawing to grid

    When I rescale my grid, my drawing does not rescale with it. How do I anchor my drawing to the grid?

    Started by bnjhr, 11-13-2012 10:07 AM
    • Replies: 1
    • Views: 3,294
    11-13-2012 03:32 PM Go to last post
  19. Controlling Animation Speed by Slider or Parameter

    I had another very interesting question from a user two days ago that I'd like to share here. He wanted to use a slider to control the speed of an...

    Started by Stek, 01-10-2012 12:12 PM
    • Replies: 0
    • Views: 3,259
    01-10-2012 12:12 PM Go to last post
  20. Agreement Between Distance Units and Coordinate Units

    We had an interesting tech-support question recently: “I have segment that starts at (0,0) and ends at (0,10). Call it AC. It measures 4.45784(..)...

    Started by Stek, 08-28-2012 12:43 PM
    • Replies: 0
    • Views: 3,242
    08-28-2012 12:43 PM Go to last post

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