Drag Drop Detect using "element of"

Author:Lew W. S.

This file contains the DragDrop detect using [Point object] ∈ [Poly objects], instead of tedious use of inequality conditions of x and y coordinates of points, or the use of IsInRegion command

New Resources

Isosceles Right Triangle
Parabolas, Lines and Nomograms
挂谷问题——三尖瓣形
Congruent Sides & Angles in △s: Exploration
希尔伯特曲线

Discover Resources

Compound interest, Napier's constant and concept of limit
Gradient, Midpoint and Distance
Rectangle and square
Locus with a Line and a Point
ลำดับ

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Straight Lines
Quadratic Equations
Numbers
Kite
Ellipse