Of course, the main property of isosceles triangles is their two congruent sides. All isosceles triangles also have base angles that are congruent. Again, this property holds true for all isosceles triangles, no matter which direction their apex points.
In France, children start school at three years old (although it is not compulsory until six years old). A comparison between my daughter (educated in France) and her cousin (in the UK) at exactly 4 yrs 9 1/2 months old showed that a British education gives kids the tools they need to read and write much more quickly. Sarah, Apt, France
In most countries, the school year starts at the beginning of September. Despite some differences, countries across Europe show many similarities regarding the structure of. the school year. In around half of European countries the school year officially starts on the first of. September. In the Nordic countries (Denmark, Finland, Sweden, Norway and Iceland), it generally. starts between mid- to end August. In Southern Europe, the starting date is usually in the second half.