CMC/4e/Triangle rectangle/exercices

Exercices de mathématiques

Sommaire

Calculer avec la calculatrice, en arrondissant au centième si nécessaire

les racines carrées ${\sqrt {9}}\,$ ${\sqrt {49}}\,$ ${\sqrt {36}}\,$ ${\sqrt {81}}\,$ ${\sqrt {64}}\,$ ${\sqrt {25}}\,$ ${\sqrt {0}}\,$ ${\sqrt {3}}\,$ ${\sqrt {196}}\,$ ${\sqrt {2}}\,$ ${\sqrt {1000}}\,$ ${\sqrt {50000}}\,$ ${\sqrt {400}}\,$

Solution ${\sqrt {9}}=3\,$ ${\sqrt {49}}=7\,$ ${\sqrt {36}}=6\,$ ${\sqrt {81}}=9\,$ ${\sqrt {64}}=8\,$ ${\sqrt {25}}=5\,$ ${\sqrt {0}}=0\,$ ${\sqrt {3}}\approx 1,73\,$ ${\sqrt {196}}=14\,$ ${\sqrt {2}}\approx 1,41\,$ ${\sqrt {1000}}\approx 31,62\,$ ${\sqrt {50000}}\approx 223,61\,$ ${\sqrt {400}}=20\,$