Question

Help in these 3 questions

Answer 1

First Picture :

The Estimated Value of the length of the hypotenuse is $(\sqrt{2} = 1.414)$

The Estimated Value of the Area of the Square is 2 Square units.

Second Picture :

The simplified form of Given Expression is 2π/3

A is the Answer

Third Picture :

Taking the 1st Box as the Left Most Box :

2nd Box < 4th Box < 1st Box < 3rd Box