Révisions : Calcul mental - 2de
Géométrie
Exercice 1 : Aire d'un triangle rectangle (1 côté pair pour simplifier).
Quelle est l'aire du triangle ?
{"init": {"range": [[-8.358251288311324, 5.641374783239383], [-2.0, 6.85516637765251]], "scale": [23, 23]}, "path": [[[[0.0, 0.0], [3.6413747832393826, 4.768688466233494], [-6.358251288311324, 4.85516637765251], [0.0, 0.0]]], [[[0.0, 0.0], [0.6068957972065638, 0.7947814110389156], [-0.18788561383235186, 1.4016772082454796], [-0.7947814110389158, 0.6068957972065638], [0.0, 0.0]]]], "label": [[[1.8206873916196913, 2.384344233116747], "6", "right", {}], [[-3.179125644155662, 2.427583188826255], "8", "left", {}]]}
Exercice 2 : Aire d'un triangle rectangle (1 côté pair pour simplifier).
Quelle est l'aire du triangle ?
{"init": {"range": [[-6.574494002063615, 11.059226276927214], [-12.673819338148434, 2.0]], "scale": [23, 23]}, "path": [[[[0.0, 0.0], [-4.574494002063615, -3.8825255472545206], [9.059226276927214, -10.673819338148434], [0.0, 0.0]]], [[[0.0, 0.0], [-0.7624156670106025, -0.6470875912090868], [-0.11532807580151572, -1.4095032582196891], [0.6470875912090868, -0.7624156670106025], [0.0, 0.0]]]], "label": [[[-2.2872470010318073, -1.9412627736272603], "6", "above left", {}], [[4.529613138463607, -5.336909669074217], "14", "right", {}]]}
Exercice 3 : Aire d'un triangle rectangle (1 côté pair pour simplifier).
Quelle est l'aire du triangle ?
{"init": {"range": [[-2.0, 8.95671477273885], [-5.950205003636779, 7.217536079554138]], "scale": [23, 23]}, "path": [[[[0.0, 0.0], [6.9567147727388505, -3.9502050036367793], [2.9626537527275847, 5.217536079554138], [0.0, 0.0]]], [[[0.0, 0.0], [0.8695893465923565, -0.4937756254545975], [1.3633649720469538, 0.375813721137759], [0.49377562545459747, 0.8695893465923564], [0.0, 0.0]]]], "label": [[[3.4783573863694253, -1.9751025018183896], "8", "below", {}], [[1.4813268763637923, 2.608768039777069], "6", "above left", {}]]}
Exercice 4 : Aire d'un triangle rectangle (1 côté pair pour simplifier).
Quelle est l'aire du triangle ?
{"init": {"range": [[-5.294379509442752, 9.940499334746251], [-13.530328283049634, 2.0]], "scale": [23, 23]}, "path": [[[[0.0, 0.0], [-3.2943795094427526, -2.268714095641786], [7.940499334746251, -11.530328283049634], [0.0, 0.0]]], [[[0.0, 0.0], [-0.5490632515737921, -0.3781190159402977], [-0.1709442356334944, -0.9271822675140898], [0.3781190159402977, -0.5490632515737921], [0.0, 0.0]]]], "label": [[[-1.6471897547213763, -1.134357047820893], "4", "above left", {}], [[3.9702496673731256, -5.765164141524817], "14", "below right", {}]]}
Exercice 5 : Aire d'un triangle rectangle (1 côté pair pour simplifier).
Quelle est l'aire du triangle ?
{"init": {"range": [[-2.0, 8.95671477273885], [-5.950205003636779, 7.217536079554138]], "scale": [23, 23]}, "path": [[[[0.0, 0.0], [6.9567147727388505, -3.9502050036367793], [2.9626537527275847, 5.217536079554138], [0.0, 0.0]]], [[[0.0, 0.0], [0.8695893465923565, -0.4937756254545975], [1.3633649720469538, 0.375813721137759], [0.49377562545459747, 0.8695893465923564], [0.0, 0.0]]]], "label": [[[3.4783573863694253, -1.9751025018183896], "8", "below", {}], [[1.4813268763637923, 2.608768039777069], "6", "above left", {}]]}