Collapsible Umbrella

Use the slider to open and close the collapsible umbrella.
The little red arrow points to the trigger that has to be pushed on a real umbrella, but here using the slider does that for you.


  • [Snapshot]
  • [Snapshot]
  • [Snapshot]


The closing happens in two phases:
First the lateral parts are collapsed; then the three parts of the central shaft glide into each other.
The measurements of the parts were taken from a real umbrella.
You can use the zoom to enlarge details.
    • Share:

Embed Interactive Demonstration New!

Just copy and paste this snippet of JavaScript code into your website or blog to put the live Demonstration on your site. More details »

Files require Wolfram CDF Player or Mathematica.

Related Curriculum Standards

US Common Core State Standards, Mathematics