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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: 4,259
    05-31-2011 04:56 PM Go to last post
  1. Question How do I zoom a sketch?

    My daughter's teacher is asking her to construct quadrilaterals within quadrilaterals. How does she zoom in to get a closer look at the smaller,...

    Started by Brint, 04-05-2013 05:44 PM
    • Replies: 1
    • Views: 19,554
    04-06-2013 08:54 PM Go to last post
  2. How to get an unchanging sketch for a lab.

    I recently created a lab sheet for congruent triangles. I want my original sketches to remain unchangeable while the students measure different...

    Started by callisl, 11-10-2011 09:22 AM
    • Replies: 1
    • Views: 2,698
    11-14-2011 03:40 PM Go to last post
  3. How to make an "Erase Traces" button

    I recently received an inquiry from Nick, a high school student: "It would be very helpful to add an action button that erases all traces. ...

    Started by Scott, 09-13-2013 09:44 AM
    • Replies: 0
    • Views: 4,324
    09-13-2013 09:44 AM Go to last post
  4. Question How to teach addition and subtraction of like and unlike fractions using GSP?

    I saw one 'Make fraction' tool on this community which could construct any fraction and resemble it in a circle. Thinking on the same grounds I am...

    Started by Vicky_1984, 07-04-2012 12:04 AM
    • Replies: 1
    • Views: 7,740
    07-05-2012 11:48 AM Go to last post
  5. How-to Questions

    How do you construct a trapezoid that isn't a parallelogram?

    Started by edecarli, 10-20-2010 04:39 PM
    • Replies: 6
    • Views: 7,241
    04-03-2011 11:38 AM Go to last post
  6. 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: 3,979
    03-08-2015 07:59 AM Go to last post
  7. Inequalities

    Hi everyone, I can't graph inequalities. Can you help me? Thank in advance Emil

    Started by EmilLask, 11-30-2012 10:50 AM
    • Replies: 6
    • Views: 6,948
    12-04-2012 08:19 PM Go to last post
  8. Integral between two functions

    A user recently inquired, "I am teaching calculus class. Is there a way to shade regions between curves?" The answer is yes: there's a terrific set...

    Started by Stek, 02-02-2012 07:40 AM
    • Replies: 0
    • Views: 3,173
    02-02-2012 07:40 AM Go to last post
  9. Keeping measurement with segment

    I have many sketches where I have segments that move. I can find the measure, but it is just stationary along the sides or top. I downloaded a...

    Started by cnelsonw, 04-15-2013 08:39 AM
    • Replies: 4
    • Views: 5,920
    07-05-2013 09:51 AM Go to last post
  10. King of mining equipment - SY485H hydraulic excavator

    The 49,500kg Sany SY485H is a new generation 50T super large mining excavator tailor-made to suit the heavy load operation in mine areas, featuring...

    Started by yuebanwan, 07-08-2016 01:24 AM
    • Replies: 0
    • Views: 1,712
    07-08-2016 01:24 AM Go to last post
  11. Layering colors

    I'm having students create a US flag (parallel lines, stars, the works). How do I get it so when the star is layered onto the blue field, that the...

    Started by Mr H, 05-24-2012 06:57 PM
    • Replies: 1
    • Views: 3,245
    05-25-2012 08:19 PM Go to last post
  12. Lock point to area

    How can I lock a point to the area of a polygon (say a triangle). I can lock it to the perimeter, but what about the area. Or, another option--in...

    Started by bnussbaum, 04-17-2012 10:46 AM
    • Replies: 3
    • Views: 4,818
    05-01-2012 08:13 AM Go to last post
  13. 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: 3,812
    09-06-2016 02:48 AM Go to last post
  14. Making Objects and Text Appear and Disappear

    Though you can easily hide or show objects using Hide/Show buttons, sometimes you may want objects to appear or disappear based on a calculation or...

    Started by Stek, 12-19-2011 08:00 AM
    boolean, custom tools, existence
    • Replies: 0
    • Views: 2,973
    12-19-2011 08:00 AM Go to last post
  15. Making objects disappear.

    How do you make a part of a constructed line disappear while keeping a segment of it?

    Started by luis, 06-12-2012 08:37 AM
    • Replies: 1
    • Views: 3,071
    06-12-2012 09:38 AM Go to last post
  16. Math Symbols

    How can I write other math symbols than the set in Text Toolbar? For example, if I want to write Set Theory Symbols or Logic Symbols. Thanks ...

    Started by EmilLask, 12-04-2012 11:28 AM
    • Replies: 4
    • Views: 5,022
    12-06-2012 09:49 AM Go to last post
  17. Measurements Based on a Defined Unit

    Another interesting tech-support question came in yesterday: "It would be extremely convenient if measurements of length could be given in terms a...

    Started by Stek, 09-30-2011 09:02 AM
    custom tool, measure, unit
    • Replies: 0
    • Views: 2,966
    09-30-2011 09:02 AM Go to last post
  18. Measurements in Graph Units

    I had a question recently about making measurements in graph units: length measurements of segments and arcs, radii of circles and arcs, and...

    Started by Stek, 04-12-2012 02:22 PM
    arcs, circles, graph units, measurements
    • Replies: 0
    • Views: 4,589
    04-12-2012 02:22 PM Go to last post
  19. Mini Excavators and Small Excavators

    China Construction Machinery Association’s excavator machinery branch comes up with a definition of small size excavators. The total machine weight...

    Started by yuebanwan, 07-22-2016 03:11 AM
    • Replies: 0
    • Views: 2,010
    07-22-2016 03:11 AM Go to last post
  20. New forum for construction questions

    I've created a new Forum specifically for construction questions. If you have a how-to question, please post to the Construction Questions forum. ...

    Started by Elizabeth DeCarli, 04-25-2011 09:53 AM
    • Replies: 1
    • Views: 2,684
    09-20-2011 08:48 AM Go to last post

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