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[
{
"slide": 1,
"fragments": [
{
"fragment_index": -1,
"text_description": "Circles\nOne centre, endless points—welcome to the perfect curve.",
"image_description": ""
}
]
},
{
"slide": 2,
"fragments": [
{
"fragment_index": -1,
"text_description": "One Perfect Loop",
"image_description": ""
},
{
"fragment_index": 1,
"text_description": "Circle",
"image_description": ""
},
{
"fragment_index": 2,
"text_description": "A circle is all points in a plane that are the same distance from one fixed point, the centre.",
"image_description": ""
},
{
"fragment_index": 3,
"text_description": "Which word tells us that each point lies equally far from the centre?",
"image_description": ""
}
]
},
{
"slide": 3,
"fragments": [
{
"fragment_index": -1,
"text_description": "Radius & Diameter",
"image_description": ""
},
{
"fragment_index": 1,
"text_description": "Radius & Diameter\nRadius joins the centre to a point on the circle. Diameter crosses the centre, touches two opposite points, and equals \\(2 \\times\\) radius.\nKey Characteristics:\nBoth are straight line segments within a circle.\nAll radii of one circle are equal in length.\nDiameter is the longest chord of the circle.\nDiameter equals two radii end-to-end.\nExample:\nIf radius = 3 cm, diameter = 6 cm.",
"image_description": ""
}
]
},
{
"slide": 4,
"fragments": [
{
"fragment_index": -1,
"text_description": "Chord & Arc\nSpot the Parts\nIdentify the straight line as the chord and the matching curved piece as the arc.",
"image_description": ""
},
{
"fragment_index": 1,
"text_description": "",
"image_description": "https://asset.sparkl.ac/pb/sparkl-vector-images/img_ncert/DW7P3VitZaDkgBlgyRsjgprtQiMW9j6wqJL3o6Mn.png"
},
{
"fragment_index": 2,
"text_description": "Key Points:\nChord: straight line joining two points on the circle.\nArc: curved part between the same two points.\nDiameter is the longest chord.",
"image_description": ""
}
]
},
{
"slide": 5,
"fragments": [
{
"fragment_index": -1,
"text_description": "Name the Parts\nDrag each label onto the circle to show the centre, a radius and the diameter.\nCheck Answers\nResults\n// Drag and drop functionality\n const draggableItems = document.querySelectorAll('.draggable-item');\n const dropZones = document.querySelectorAll('.drop-zone');\n const checkAnswersBtn = document.getElementById('slide-05-p4f9a2-check');\n const feedbackArea = document.getElementById('feedbackArea');\n const feedbackContent = document.getElementById('feedbackContent');\n\n // Drag and drop event listeners\n draggableItems.forEach(item => {\n item.addEventListener('dragstart', handleDragStart);\n item.addEventListener('dragend', handleDragEnd);\n });\n\n dropZones.forEach(zone => {\n zone.addEventListener('dragover', handleDragOver);\n zone.addEventListener('drop', handleDrop);\n zone.addEventListener('dragenter', handleDragEnter);\n zone.addEventListener('dragleave', handleDragLeave);\n });\n\n function handleDragStart(e) {\n e.target.classList.add('opacity-50');\n e.dataTransfer.setData('text/plain', e.target.dataset.id);\n }\n\n function handleDragEnd(e) {\n e.target.classList.remove('opacity-50');\n }\n\n function handleDragOver(e) {\n e.preventDefault();\n }\n\n function handleDragEnter(e) {\n e.preventDefault();\n e.target.closest('.drop-zone').classList.add('border-green-500', 'bg-green-50');\n }\n\n function handleDragLeave(e) {\n e.target.closest('.drop-zone').classList.remove('border-green-500', 'bg-green-50');\n }\n\n function handleDrop(e) {\n e.preventDefault();\n const dropZone = e.target.closest('.drop-zone');\n dropZone.classList.remove('border-green-500', 'bg-green-50');\n\n const itemId = e.dataTransfer.getData('text/plain');\n const draggedItem = document.querySelector(`[data-id=\"${itemId}\"]`);\n\n if (draggedItem && dropZone) {\n dropZone.appendChild(draggedItem);\n dropZone.querySelector('.text-center').style.display = 'none';\n }\n }\n\n // Check answers functionality\n checkAnswersBtn.addEventListener('click', () => {\n feedbackArea.classList.remove('hidden');\n feedbackContent.innerHTML = '<p class=\"text-green-600\">Answers checked! Review your results above.</p>';\n });",
"image_description": ""
},
{
"fragment_index": 1,
"text_description": "Draggable Items\nCentre\nRadius\nDiameter",
"image_description": ""
},
{
"fragment_index": 2,
"text_description": "Drop Zones\nCentre spot\nRadius line\nDiameter line",
"image_description": ""
},
{
"fragment_index": 3,
"text_description": "Tip:\nThe radius is always half the diameter.",
"image_description": ""
}
]
},
{
"slide": 6,
"fragments": [
{
"fragment_index": 1,
"text_description": "Quick Check",
"image_description": ""
},
{
"fragment_index": 2,
"text_description": "Question\nWhich statement about a circle is true?",
"image_description": ""
},
{
"fragment_index": 3,
"text_description": "A\nEvery chord is a diameter.",
"image_description": ""
},
{
"fragment_index": 4,
"text_description": "B\nEvery diameter is a chord.",
"image_description": ""
},
{
"fragment_index": 5,
"text_description": "C\nA radius is longer than a diameter.",
"image_description": ""
},
{
"fragment_index": 6,
"text_description": "D\nThe centre lies on the circle.",
"image_description": ""
},
{
"fragment_index": 7,
"text_description": "Hint:\nA diameter is a special chord that passes through the centre.",
"image_description": ""
},
{
"fragment_index": -1,
"text_description": "Submit Answer\nCorrect!\nGood job! Diameters satisfy all properties of chords.\nIncorrect\nReview the definitions: a diameter is the longest chord.\nconst correctOption = 1;\n const answerCards = document.querySelectorAll('.answer-card');\n const submitBtn = document.getElementById('slide-06-p4f9a2-submitBtn');\n const feedbackCorrect = document.getElementById('slide-06-p4f9a2-feedbackCorrect');\n const feedbackIncorrect = document.getElementById('slide-06-p4f9a2-feedbackIncorrect');\n\n let selectedOption = null;\n\n answerCards.forEach((card, index) => {\n card.addEventListener('click', () => {\n answerCards.forEach(c => c.classList.remove('border-blue-500', 'bg-blue-50'));\n card.classList.add('border-blue-500', 'bg-blue-50');\n selectedOption = index;\n });\n });\n\n submitBtn.addEventListener('click', () => {\n if (selectedOption === null) return;\n\n if (selectedOption === correctOption) {\n feedbackCorrect.classList.remove('hidden');\n feedbackIncorrect.classList.add('hidden');\n } else {\n feedbackIncorrect.classList.remove('hidden');\n feedbackCorrect.classList.add('hidden');\n }\n });",
"image_description": ""
}
]
},
{
"slide": 7,
"fragments": [
{
"fragment_index": -1,
"text_description": "Circle Snapshot\nThank You!\nWe hope you found this lesson informative and engaging.",
"image_description": ""
},
{
"fragment_index": 1,
"text_description": "A circle is the set of points equidistant from a fixed centre.",
"image_description": ""
},
{
"fragment_index": 2,
"text_description": "Centre, radius, and diameter form the circle's basic framework.",
"image_description": ""
},
{
"fragment_index": 3,
"text_description": "A chord links two points; an arc is the curved path between them.",
"image_description": ""
},
{
"fragment_index": 4,
"text_description": "The diameter is the longest possible chord in a circle.",
"image_description": ""
}
]
}
]