Create and save an eActivity to calculate ANY of the parameters (eg mean, sd, etc) involved in a normal probability question.
A Geometry Link in an eActivity is used to investigate translations applied to a parabola. Other possibilities are also hinted at.
Setting up the geometry window, including scales, displaying axes, integer grid and saving.
Draw a line segment, measure its properties of length, gradient, equation.
Draw a line segment between two points A and B and determine its length.
Draw a simple triangle and learn how to measure angles, sides, area and perimeter.
Construct a right triangle and measure angles, sides, area and perimeter.
Construct and solve triangle ABC given two sides and the included angle.
Construct and solve triangle ABC given two sides and a non-included angle.