GeoGebra
GeoGebra
Home
News Feed
Resources
Profile
People
Classroom
App Downloads
TG The Sum of the First n Natural Numbers - Dynamic Proof
Author:
PRAVEEN KUMAR
,
Irina Boyadzhiev
,
Cristina Masotta
,
sonom
This applet gives a dynamic proof of the formula for the sum of the first n natural numbers.
GeoGebra
New Resources
How to Assign Color Objects Inside the List?
Kaleidoscope - Caleidoscopio
Open Middle Logarithm Exercises (1)
Transformation of curves
Right Triangle Trigonometry Ratios: Dynamic Illustrator
Discover Resources
EightBall
Forum_37094_B_AnimationDirection
I still have a cold pt 2
Isosceles Right Triangle: Quick Investigation
Constructions: Square Inscribed in a Circle APS
Discover Topics
Logarithm
Arithmetic Operations
Standard Deviation
Bar Chart or Bar Graph
Planes