Best New cars of 2018

                         New cars for 2018 2017  was a big hit in cars.  Let’s see what new we have for 2018.. 1. Alfa Romeo Stelvio This is a beautiful luxury SUV which is also Alfa Romeo’s first SUV. It consists of Q4 all-wheel-drive system which … Read more

Moody’s upgraded India’s credit rating

Moody’s upgraded India’s credit rating On friday morning global credit rating agency Moody’s Investors Services raised India’s sovereign rating from Baa3 to Baa2. It has been raised for the first time in 14 years. It cites India’s high growth potential in the upcoming years. The global credit rating firm said that Moody’s expectation to continue … Read more

Delhi pollution, Effects, Causes and Remedies

Delhi pollution, effects causes and remedies Ever smoked a cigarette? It really doesn’t matter now because inhaling normally in Delhi is now equal to smoking 50 cigarettes a day. Even if you haven’t smoked in your life going out in this condition can make you ‘one packet a day man’. The air quality index of delhi … Read more

Right-angled triangle trigonometry

Right-angled triangle trigonometry  Introduction Trigonometry is the study of the relations between the sides and angles of triangles. The word “trigonometry” is derived from the Greek words trigono, meaning “triangle”, and metro, meaning “measure”. Though the ancient Greeks, such as Hipparchus and Ptolemy, used trigonometry in their study of astronomy between roughly 150 B.C. – … Read more

Geometry & Euclid’s definitions axioms and postulates

Geometry & Euclid’s definitions axioms and postulates Geometry The word ‘geometry’ comes form the Greek words ‘geo’, meaning the ‘earth’, and ‘metrein’, meaning ‘to measure’. Geometry appears to have originated from the need for measuring land. This branch of mathematics was studied in various forms in every ancient civilization, be it in Egypt, Babylonia, China, … Read more

Who was Heron? And what is Heron’s formula?

Who was Heron? And what is Heron’s formula?

Heron of Alexandria

Heron was born in about 10AD possibly in Alexandria in Egypt was an ancient Greek mathematician and engineer who was active in his native city of Alexandria, Roman Egypt. He is considered the greatest experimenter of antiquity and his work is representative of the Hellenistic scientific tradition. He worked in applied mathematics. His works on mathematical and physical subjects are so numerous and varied that he is considered to be an encyclopedic writer in these fields. His geometrical works deal largely with problems on mensuration written in three books. Book I deals with the area of squares, rectangles, triangles, trapezoids (trapezia), various other specialized quadrilaterals, the regular polygons, circles, surfaces of cylinders, cones, spheres etc. In this book, Heron has derived the famous formula for the area of a triangle in terms of its three sides.

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