Teachers for Tomorrow – Day 1

Teachers for Tomorrow – Day 1

Understand ‘Teachers for Tomorrow’ is a unique program for parents and teachers who wish to take their kids / students an extra mile in mathematical training. Cheenta uses modern tools (such as Latex, GeoGebra, STACK etc.) to deliver its courses. It also uses...
Spiral Similarity

Spiral Similarity

Geometric Transformation is a powerful tool in Geometry. We look at one such transformation: Spiral Similarity. Watch video Try these problems. Send answers to helpdesk@cheenta.com Problem 1: Suppose O = (0, 0), A = (2, 0) and B = (0, 2). Let T be the spiral...
An interesting biquadratic from ISI Entrance 2005

An interesting biquadratic from ISI Entrance 2005

What are we learning ? Competency in Focus: Biquadratic Equations Main idea: It is usually hard to solve biquadratic equations. However, sometimes, combining tools from geometry and strategies like completing the square it is possible to do so.   Look at the knowledge...