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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 05:56 PM
    • Replies: 0
    • Views: 3,380
    05-31-2011 05:56 PM Go to last post
  1. Default settings for labels

    When adding labels to sketches I always use bold 24 size font. I can't find a way to make this the default setting for labels. Does this function...

    Started by adrayton, 03-16-2011 08:59 PM
    • Replies: 8
    • Views: 7,285
    12-06-2011 05:57 PM Go to last post
  2. 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 06:26 AM
    • Replies: 1
    • Views: 3,013
    03-25-2013 09:32 AM Go to last post
  3. 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 02:18 PM
    • Replies: 1
    • Views: 3,453
    02-24-2013 08:44 PM Go to last post
  4. Displaying Slopes and Other Values as Fractions

    I recently received a tech-support question that asked ----------- Is there a way to get sketchpad to display the slope of a line or segment in...

    Started by Stek, 06-12-2012 10:23 AM
    • Replies: 0
    • Views: 4,496
    06-12-2012 10:23 AM Go to last post
  5. Engineering machinery working in the summer

    Engineering machinery working in the summer has to withstand the long-lasting jobs and high temperature. High temperatures not only affect the...

    Started by yuebanwan, 06-16-2016 01:25 AM
    • Replies: 0
    • Views: 1,074
    06-16-2016 01:25 AM Go to last post
  6. Equipment manufacturing is the core business of Sany group

    Equipment manufacturing is the core business of Sany group, the main products of which include concrete pump machinery, road machinery, excavating...

    Started by ame, 06-06-2016 03:11 AM
    concrete pumping
    • Replies: 0
    • Views: 1,629
    06-06-2016 03:11 AM Go to last post
  7. Exterior Angles--how to

    TeacherJ had a great idea to post step-by-step directions about how to create sketches. There is a sketch on Sketchpad Lesson Link about...

    Started by ams20518, 11-19-2010 01:04 PM
    • Replies: 6
    • Views: 5,923
    11-29-2010 10:47 AM Go to last post
  8. Fixing the length

    Is it possible to fix the length of a line segment so you can move it around (including rotation) and not change the measure?

    Started by Steve R, 04-04-2013 12:22 PM
    • Replies: 8
    • Views: 9,337
    10-10-2014 10:59 PM Go to last post
  9. Function Transformations

    We had a tech support question today: "How can I drag around the function plot without moving the grid along with it?" In Sketchpad, every...

    Started by Stek, 09-20-2012 08:05 PM
    function, translation
    • Replies: 0
    • Views: 2,167
    09-20-2012 08:05 PM Go to last post
  10. Graphing Hyperbolas and Ellipses

    A user recently asked how to graph a hyperbola. Because hyperbolas and ellipses cannot be expressed explicitly as functions, they must be graphed as...

    Started by Stek, 03-27-2012 07:17 PM
    • Replies: 0
    • Views: 5,873
    03-27-2012 07:17 PM Go to last post
  11. 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 09:17 PM
    • Replies: 2
    • Views: 3,555
    06-07-2014 10:59 PM Go to last post
  12. Hanoi-Haipong Expressway Project

    The Vietnam Road and Bridge Corporation purchased Sany’s three pavers and three road rollers in 2013 for the Hanoi-Haipong expressway roadbed...

    Started by yuebanwan, 06-29-2016 08:45 PM
    • Replies: 0
    • Views: 1,037
    06-29-2016 08:45 PM Go to last post
  13. Help Constructing an n-gon

    I am trying to construct an inscribed n-gon to represent a pizza with n slices. This is for my 7th grade fraction lessons. I know it could be...

    Started by MsenoJ, 09-29-2012 03:24 PM
    • Replies: 3
    • Views: 5,338
    10-09-2012 01:22 PM Go to last post
  14. Question How can a Square root spiral be constructed using GSP?

    We need to rotate a point by 90 degrees keeping a distance fixed. Imagine we have a triangle DBC where BC is base and DB is perpendicular. <DBC is 90...

    Started by Vicky_1984, 05-08-2012 12:17 AM
    • Replies: 4
    • Views: 7,483
    05-09-2012 06:57 AM Go to last post
  15. How can I animate the steps of a construction, step by step?

    I want to be able to step through a construction in a step by step fashion. I'm thinking of the equivalent to the ability to do custom animation...

    Started by ironick, 03-21-2013 05:37 PM
    animation
    • Replies: 3
    • Views: 6,142
    04-11-2013 11:00 AM Go to last post
  16. How can I construct an ellipse given one focus and two points on the ellipse?

    I created the attached sketch to answer your question. Here is a snapshot from the sketch that I'll refer to in my explanation below. (Click on image...

    Started by Andres, 07-23-2012 05:20 PM
    • Replies: 0
    • Views: 5,247
    07-23-2012 05:20 PM Go to last post
  17. 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 06:23 AM
    • Replies: 1
    • Views: 3,653
    12-08-2012 09:03 PM Go to last post
  18. How do change the default period in a sine or cosine wave to π or 3π instead of 2π

    OK, so in the trigonometry graph I am able to plot phase shift and vertical shifts of sine and cosine waves. However, I am not able to get it to...

    Started by Robwinfield, 06-20-2012 07:30 AM
    • Replies: 4
    • Views: 17,671
    01-21-2013 03:05 AM Go to last post
  19. How do I construct an arc sector of a circle (a slice of pizza shape)

    Dear Sketchers, I want to use the area of a sector equation, so I need to be able to construct a polygon from a central angle of the circle that...

    Started by Robwinfield, 07-22-2012 12:08 PM
    • Replies: 2
    • Views: 5,866
    07-22-2012 07:12 PM Go to last post
  20. How do I make angles that are not even multiples of 360 such as 60, 30 and exact leng

    How do I make an angle that is π3 or π6, for example? Bisect is an option but trisect is not. Also, is there a way to type in the measurement one...

    Started by Robwinfield, 06-12-2012 08:13 AM
    • Replies: 3
    • Views: 3,772
    07-01-2012 06:24 AM Go to last post

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