Quiz — SésaMaths.pdf

Question 1 sur 10 20:00

[{"id":78271,"question":"Quel est le résultat de l'opération 7 × (5 + 3) ?","option_a":"56","option_b":"42","option_c":"35","option_d":"28","option_e":"","option_f":"","bonne_reponse":"b","explication":"Appliquez d'abord la règle des parenthèses : 5 + 3 = 8, puis multipliez par 7 : 7 × 8 = 56.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"b\", \"options\": {\"a\": \"56\", \"b\": \"42\", \"c\": \"35\", \"d\": \"28\"}}","_debug_options_count":4},{"id":78272,"question":"Un triangle rectangle a un angle de 30°. Quel est la mesure de l'autre angle aigu ?","option_a":"60°","option_b":"45°","option_c":"90°","option_d":"120°","option_e":"","option_f":"","bonne_reponse":"a","explication":"La somme des angles d'un triangle est 180°. Si un angle est 90° et un autre 30°, le troisième mesure 180° - 90° - 30° = 60°.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"a\", \"options\": {\"a\": \"60°\", \"b\": \"45°\", \"c\": \"90°\", \"d\": \"120°\"}}","_debug_options_count":4},{"id":78273,"question":"Vrai ou Faux ? Le carré de 5 est égal à 25.","option_a":"Vrai","option_b":"Faux","option_c":"","option_d":"","option_e":"","option_f":"","bonne_reponse":"a","explication":"5² = 5 × 5 = 25, donc l'affirmation est vraie.","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":78274,"question":"Quel est le périmètre d'un rectangle de longueur 8 cm et de largeur 5 cm ?","option_a":"13 cm","option_b":"26 cm","option_c":"40 cm","option_d":"30 cm","option_e":"","option_f":"","bonne_reponse":"b","explication":"Le périmètre se calcule par 2 × (longueur + largeur) = 2 × (8 + 5) = 26 cm.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"b\", \"options\": {\"a\": \"13 cm\", \"b\": \"26 cm\", \"c\": \"40 cm\", \"d\": \"30 cm\"}}","_debug_options_count":4},{"id":78275,"question":"Vrai ou Faux ? La fraction 3\/4 est supérieure à 1.","option_a":"Vrai","option_b":"Faux","option_c":"","option_d":"","option_e":"","option_f":"","bonne_reponse":"b","explication":"3\/4 = 0,75, qui est inférieur à 1. L'affirmation est donc fausse.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"b\", \"options\": {\"a\": \"Vrai\", \"b\": \"Faux\", \"c\": \"\", \"d\": \"\"}}","_debug_options_count":4},{"id":78276,"question":"Quel est le résultat de 15 ÷ 3 × 2 ?","option_a":"2,5","option_b":"10","option_c":"25","option_d":"5","option_e":"","option_f":"","bonne_reponse":"b","explication":"Appliquez les opérations de gauche à droite : 15 ÷ 3 = 5, puis 5 × 2 = 10.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"b\", \"options\": {\"a\": \"2,5\", \"b\": \"10\", \"c\": \"25\", \"d\": \"5\"}}","_debug_options_count":4},{"id":78277,"question":"Vrai ou Faux ? Un parallélogramme a ses diagonales qui se coupent en leur milieu.","option_a":"Vrai","option_b":"Faux","option_c":"","option_d":"","option_e":"","option_f":"","bonne_reponse":"a","explication":"C'est une propriété fondamentale des parallélogrammes : leurs diagonales se coupent en leur milieu.","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":78278,"question":"Quel est le volume d'un cube d'arête 4 cm ?","option_a":"16 cm³","option_b":"32 cm³","option_c":"64 cm³","option_d":"12 cm³","option_e":"","option_f":"","bonne_reponse":"c","explication":"Le volume d'un cube se calcule par arête³ : 4 × 4 × 4 = 64 cm³.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"c\", \"options\": {\"a\": \"16 cm³\", \"b\": \"32 cm³\", \"c\": \"64 cm³\", \"d\": \"12 cm³\"}}","_debug_options_count":4},{"id":78279,"question":"Vrai ou Faux ? La racine carrée de 16 est 4.","option_a":"Vrai","option_b":"Faux","option_c":"","option_d":"","option_e":"","option_f":"","bonne_reponse":"a","explication":"√16 = 4, car 4 × 4 = 16. L'affirmation est donc vraie.","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":78280,"question":"Quel est le résultat de (2 + 3)² - 4 × 2 ?","option_a":"17","option_b":"21","option_c":"25","option_d":"13","option_e":"","option_f":"","bonne_reponse":"a","explication":"Calculez d'abord les parenthèses : (2 + 3)² = 5² = 25. Puis 4 × 2 = 8. Enfin, 25 - 8 = 17.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"a\", \"options\": {\"a\": \"17\", \"b\": \"21\", \"c\": \"25\", \"d\": \"13\"}}","_debug_options_count":4}]