Showing posts with label Maths-Pearls. Show all posts
Showing posts with label Maths-Pearls. Show all posts

Tuesday 8 May 2018

CBSE Class 9 - Lines and Angles - Brain Teaser (#cbsenotes)(#eduvictors)

Lines and Angles - Brain Teaser


Q: What is the measure of ∠A + ∠B + ∠C + ∠D + ∠E  in the figure given below, assuming no angles and sides are equal. Give reason to your answer.

CBSE Class 9 - Lines and Angles - Brain Teaser (#cbsenotes)(#eduvictors)


Answer:

Thursday 24 August 2017

Maths Pearls - What is so special about Srinivasa Ramanujan's Magic Square? (#cbseNotes)

What is so special about Srinivasa Ramanujan's Magic Square?

Maths Pearls - What is so special about Srinivasa Ramanujan's Magic Square? (#cbseNotes)


You may be familiar with magic squares. Srinivasa Ramanujan also designed his own magic square.

Maths Pearls - What is so special about Srinivasa Ramanujan's Magic Square? (#cbseNotes)


This magic square looks similar to any other square. What is so special about it?


Sum of any rows is 139

Maths Pearls - What is so special about Srinivasa Ramanujan's Magic Square? (#cbseNotes)