At the beginning of the 11th century, Biruni measured the Earth with a precision not surpassed in the west until the 16th century. This illustration …
This illustration shows how the 34′ dip of the horizon that he claimed to have observed
Discover the Area of a Triangle
When you have adjusted the triangle to your liking, click the „Show/Hide Midpoint
False Position Problem 1: The Brickmakers
Try using the answer in question 3 to scale your guess.You have just discovered the
Rectangles in the {Perimeter, Area} plane
What have you learned from this applet?
Stress-Strain Plot
How much can you stretch the material and still have it behave like an ideal spring
Line Symmetry Linkage (Alias: Imai’s Butterfly)
You don’t have to know Peaucellier Inversor. cf.
Rotations and Line Reflections Challenge
Once you have completed your construction, discuss it with your group.
Objectives for my students: – Students will manipulate the slope of a line and verbally describe the effects of said manipulations. – Students wil…
If you have any questions, please ask your teacher.
Equidistant to Points
Definition: Equidistant The set of equidistant points to a set S are the points that have
A simple applet to show that the three angle bisectors of a triangle meet in a single point.
this that works with all triangles (or at least with a bunch of examples that we have
