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## How to extract any square root by hand!

In an era where smartphones are used daily by schoolchildren, wanting to extract a square root might seem "old-fashioned"... However, in France, this technique was taught in primary school until about the 50s/60s. At present, the pupils, arriving in...

## Calculate any square root by hand

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## Calculate any square root by hand

cgh

Multiplication tables remain a nightmare for schoolchildren to see worse for students. Emmanuel Macron knows very well this cold and terrible fear of being questioned about it, and this still currently... . Teacher I tried to find ways to help my students better...

## Trigonometry Formulas – Tip 3

To evaluate your knowledge of all the formulas to know, test yourself here.

## Know trigonometry tables effortlessly

It is always terrifying to learn by heart encrypted information from a painting. Worse, learning by heart is like forgetting very quickly.  Hours of memorization that go up in smoke... "Don't learn but understand!"     One of my leitmotifs...

## Internet protocols

Quiz 5: Example of Internet routing of a package issued by a host (customer) of a local network E to a host (the server) of a remote local network (presented on the Interstices website) Quiz 6: Quiz 7:

## Traffic on the Internet

Quiz No.3 Quiz No.4

## SNT – Internet

Chap 1: Introduction and historical landmarks Quiz 1: Introduction  Quiz 2: historical landmarks

## Distance and middle

Objectives: - Calculate the distance between two points - Calculate the middle coordinates of a segment. - Solve problems of geometry hovering on simple or complex figures (triangle, quadrangles, circles). - Calculate lengths, angles, areas and volumes. Activity 1:...

## Marks

Goals: - Determine the coordinates of a point in any landmark. - Calculate the middle coordinates of two points. - Calculate the distance between two points of the plane in an orthonormed marker. Activity 1: M ove the dots I and J of the left rep to compare the...

## First concepts – Python

1. Swapping values We want to make a program that reverses the content of two variables a and b. Has. Explain why the program below is not working. B. Change the program so that the value of both variables a and b is reversed. 2. While Loop The while...

## Dividers and fractions

Purpose: Present fractional results in irreducible form. Notion of dividers Application 1: Fraction recall Application 2: Term of divider. Decomposition as a product of prime factors Application 3: Find the dividers of an entire number  Course recall:...

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