Quiz — Serie 9 mr ammar ex 1+2.pdf

Question 1 sur 10 20:00

[{"id":49645,"question":"Quelle est la solution de l'équation 3x - 5 = 16 ?","option_a":"x = 7","option_b":"x = 5","option_c":"x = 11","option_d":"x = 3","option_e":"","option_f":"","bonne_reponse":"a","explication":"Pour résoudre 3x - 5 = 16, on ajoute d'abord 5 aux deux côtés : 3x = 21, puis on divise par 3 : x = 7.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"a\", \"options\": {\"a\": \"x = 7\", \"b\": \"x = 5\", \"c\": \"x = 11\", \"d\": \"x = 3\"}}","_debug_options_count":4},{"id":49646,"question":"Dans un triangle, la somme des angles est toujours égale à 180°.","option_a":"Vrai","option_b":"Faux","option_c":"","option_d":"","option_e":"","option_f":"","bonne_reponse":"a","explication":"C'est une propriété fondamentale des triangles : la somme des mesures de leurs angles est toujours égale à 180 degrés.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"a\", \"options\": {\"a\": \"Vrai\", \"b\": \"Faux\", \"c\": \"\", \"d\": \"\"}}","_debug_options_count":4},{"id":49647,"question":"Quelle est la valeur de l'inéquation 2x + 3 \u003C 11 ?","option_a":"x \u003C 4","option_b":"x \u003E 4","option_c":"x ≤ 4","option_d":"x ≥ 4","option_e":"","option_f":"","bonne_reponse":"a","explication":"Pour résoudre 2x + 3 \u003C 11, on soustrait 3 : 2x \u003C 8, puis on divise par 2 : x \u003C 4.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"a\", \"options\": {\"a\": \"x \u003C 4\", \"b\": \"x \u003E 4\", \"c\": \"x ≤ 4\", \"d\": \"x ≥ 4\"}}","_debug_options_count":4},{"id":49648,"question":"Un quadrilatère avec deux côtés parallèles et deux côtés égaux est un :","option_a":"Parallélogramme","option_b":"Losange","option_c":"Trapèze isocèle","option_d":"Rectangle","option_e":"","option_f":"","bonne_reponse":"c","explication":"Un quadrilatère avec deux côtés parallèles et deux côtés égaux est un trapèze isocèle. Un parallélogramme a ses côtés opposés parallèles et égaux.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"c\", \"options\": {\"a\": \"Parallélogramme\", \"b\": \"Losange\", \"c\": \"Trapèze isocèle\", \"d\":","_debug_options_count":4},{"id":49649,"question":"La solution de l'équation x² = 25 est :","option_a":"x = 5","option_b":"x = -5","option_c":"x = 5 ou x = -5","option_d":"x = 12,5","option_e":"","option_f":"","bonne_reponse":"c","explication":"x² = 25 signifie que x est égal à la racine carrée de 25, soit x = 5 ou x = -5.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"c\", \"options\": {\"a\": \"x = 5\", \"b\": \"x = -5\", \"c\": \"x = 5 ou x = -5\", \"d\": \"x = 12,5\"}}","_debug_options_count":4},{"id":49650,"question":"Un angle de 90° est appelé :","option_a":"Vrai","option_b":"Faux","option_c":"","option_d":"","option_e":"","option_f":"","bonne_reponse":"a","explication":"Un angle de 90° est appelé angle droit. C'est une définition fondamentale en géométrie.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"a\", \"options\": {\"a\": \"Vrai\", \"b\": \"Faux\", \"c\": \"\", \"d\": \"\"}}","_debug_options_count":4},{"id":49651,"question":"Quelle est la solution de l'inéquation -3x + 7 ≥ 1 ?","option_a":"x ≤ 2","option_b":"x ≥ 2","option_c":"x ≤ -2","option_d":"x ≥ -2","option_e":"","option_f":"","bonne_reponse":"a","explication":"Pour résoudre -3x + 7 ≥ 1, on soustrait 7 : -3x ≥ -6, puis on divise par -3 (en inversant le sens de l'inégalité) : x ≤ 2.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"a\", \"options\": {\"a\": \"x ≤ 2\", \"b\": \"x ≥ 2\", \"c\": \"x ≤ -2\", \"d\": \"x ≥ -2\"}}","_debug_options_count":4},{"id":49652,"question":"Un triangle avec trois côtés égaux est un :","option_a":"Triangle rectangle","option_b":"Triangle isocèle","option_c":"Triangle équilatéral","option_d":"Triangle scalène","option_e":"","option_f":"","bonne_reponse":"c","explication":"Un triangle avec trois côtés égaux est appelé triangle équilatéral. Tous ses angles mesurent également 60°.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"c\", \"options\": {\"a\": \"Triangle rectangle\", \"b\": \"Triangle isocèle\", \"c\": \"Triangle éq","_debug_options_count":4},{"id":49653,"question":"La somme des angles d'un quadrilatère est égale à :","option_a":"90°","option_b":"180°","option_c":"360°","option_d":"720°","option_e":"","option_f":"","bonne_reponse":"c","explication":"La somme des angles d'un quadrilatère est toujours égale à 360°, car il peut être divisé en deux triangles (180° x 2 = 360°).","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"c\", \"options\": {\"a\": \"90°\", \"b\": \"180°\", \"c\": \"360°\", \"d\": \"720°\"}}","_debug_options_count":4},{"id":49654,"question":"Quelle est la solution de l'équation 4(x - 2) = 3x + 5 ?","option_a":"x = 13","option_b":"x = 7","option_c":"x = 3","option_d":"x = -1","option_e":"","option_f":"","bonne_reponse":"a","explication":"Pour résoudre 4(x - 2) = 3x + 5, on développe : 4x - 8 = 3x + 5, puis on soustrait 3x : x - 8 = 5, et enfin on ajoute 8 : x = 13.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"a\", \"options\": {\"a\": \"x = 13\", \"b\": \"x = 7\", \"c\": \"x = 3\", \"d\": \"x = -1\"}}","_debug_options_count":4}]