[{"id": 1, "type": "multiple_choice", "options": ["x = 0 and x = 5", "x = -1 and x = -4", "x = 5 and x = 4", "x = 1 and x = 4"], "question": "What are the solutions to x² - 5x + 4 = 0?", "correct_answer": "x = 1 and x = 4"}, {"id": 2, "type": "multiple_choice", "options": ["hypotenuse / opposite", "opposite / adjacent", "adjacent / hypotenuse", "opposite / hypotenuse"], "question": "In a right triangle, sin(θ) is defined as:", "correct_answer": "opposite / hypotenuse"}, {"id": 3, "type": "multiple_choice", "options": ["24", "6", "4", "5"], "question": "Simplify: 24/6", "correct_answer": "4"}, {"id": 4, "type": "true_false", "question": "The Pythagorean theorem states that a² + b² = c² for any right triangle.", "correct_answer": "True"}, {"id": 5, "type": "multiple_choice", "options": ["adjacent / hypotenuse", "hypotenuse / opposite", "opposite / hypotenuse", "opposite / adjacent"], "question": "In a right triangle, sin(θ) is defined as:", "correct_answer": "opposite / hypotenuse"}]