Quiz — exam2-17.pdf

Question 1 sur 10 20:00

[{"id":28410,"question":"Quelle est la solution de l'équation 3x + 5 = 20 ?","option_a":"x = 5","option_b":"x = 15","option_c":"x = 7","option_d":"x = 10","option_e":"","option_f":"","bonne_reponse":"a","explication":"Pour résoudre 3x + 5 = 20, soustrayez 5 des deux côtés : 3x = 15. Divisez ensuite par 3 : x = 5.","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 = 5\", \"b\": \"x = 15\", \"c\": \"x = 7\", \"d\": \"x = 10\"}}","_debug_options_count":4},{"id":28411,"question":"Un triangle rectangle a un angle de 30°. Quel est la mesure du troisième angle ?","option_a":"Vrai","option_b":"Faux","option_c":"","option_d":"","option_e":"","option_f":"","bonne_reponse":"a","explication":"La somme des angles d'un triangle est 180°. Si deux angles sont 90° et 30°, le troisième est 60° (90 + 30 + 60 = 180). 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\": \"a\", \"options\": {\"a\": \"Vrai\", \"b\": \"Faux\", \"c\": \"\", \"d\": \"\"}}","_debug_options_count":4},{"id":28412,"question":"Quel est le résultat de (-2) × (-3) × 4 ?","option_a":"-24","option_b":"24","option_c":"12","option_d":"-12","option_e":"","option_f":"","bonne_reponse":"b","explication":"Multiplier deux nombres négatifs donne un résultat positif : (-2) × (-3) = 6. Puis 6 × 4 = 24.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"b\", \"options\": {\"a\": \"-24\", \"b\": \"24\", \"c\": \"12\", \"d\": \"-12\"}}","_debug_options_count":4},{"id":28413,"question":"La formule de l'aire d'un rectangle est A = longueur × largeur. Vrai ou faux ?","option_a":"Vrai","option_b":"Faux","option_c":"","option_d":"","option_e":"","option_f":"","bonne_reponse":"a","explication":"La formule de l'aire d'un rectangle est bien A = longueur × largeur. 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":28414,"question":"Quel est le PGCD de 24 et 36 ?","option_a":"6","option_b":"12","option_c":"8","option_d":"18","option_e":"","option_f":"","bonne_reponse":"b","explication":"Les diviseurs de 24 sont : 1, 2, 3, 4, 6, 8, 12, 24. Ceux de 36 sont : 1, 2, 3, 4, 6, 9, 12, 18, 36. Le plus grand commun diviseur est 12.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"b\", \"options\": {\"a\": \"6\", \"b\": \"12\", \"c\": \"8\", \"d\": \"18\"}}","_debug_options_count":4},{"id":28415,"question":"Un angle plat mesure 90°. Vrai ou faux ?","option_a":"Vrai","option_b":"Faux","option_c":"","option_d":"","option_e":"","option_f":"","bonne_reponse":"b","explication":"Un angle plat mesure 180°. Un angle de 90° est un angle droit. 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":28416,"question":"Résolvez l'inéquation : 2x - 7 \u003E 3.","option_a":"x \u003E 5","option_b":"x \u003C 5","option_c":"x \u003E 2","option_d":"x \u003C 2","option_e":"","option_f":"","bonne_reponse":"a","explication":"Ajoutez 7 des deux côtés : 2x \u003E 10. Divisez par 2 : x \u003E 5.","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 \u003E 5\", \"b\": \"x \u003C 5\", \"c\": \"x \u003E 2\", \"d\": \"x \u003C 2\"}}","_debug_options_count":4},{"id":28417,"question":"Le périmètre d'un carré de côté 5 cm est 20 cm. Vrai ou faux ?","option_a":"Vrai","option_b":"Faux","option_c":"","option_d":"","option_e":"","option_f":"","bonne_reponse":"a","explication":"Le périmètre d'un carré est 4 × côté. Pour un côté de 5 cm, le périmètre est 4 × 5 = 20 cm. 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":28418,"question":"Quel est le résultat de 5² - 3² ?","option_a":"16","option_b":"4","option_c":"25","option_d":"10","option_e":"","option_f":"","bonne_reponse":"a","explication":"5² = 25 et 3² = 9. Donc 25 - 9 = 16.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"a\", \"options\": {\"a\": \"16\", \"b\": \"4\", \"c\": \"25\", \"d\": \"10\"}}","_debug_options_count":4},{"id":28419,"question":"Un parallélogramme a ses côtés opposés parallèles. Vrai ou faux ?","option_a":"Vrai","option_b":"Faux","option_c":"","option_d":"","option_e":"","option_f":"","bonne_reponse":"a","explication":"Par définition, un parallélogramme a ses côtés opposés parallèles et de même longueur. 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}]