Generate narration from your transcript
[
{
"slide": 1,
"fragments": [
{
"fragment_index": -1,
"text_description": "All About Circles\nDiscover the magic of every perfect round!",
"image_description": ""
}
]
},
{
"slide": 2,
"fragments": [
{
"fragment_index": -1,
"text_description": "Circle Meaning",
"image_description": ""
},
{
"fragment_index": 1,
"text_description": "Circle",
"image_description": ""
},
{
"fragment_index": 2,
"text_description": "A circle is a closed, perfectly round curve. Every point on the curve is the same distance from one fixed point, the centre.",
"image_description": ""
}
]
},
{
"slide": 3,
"fragments": [
{
"fragment_index": -1,
"text_description": "Centre Point",
"image_description": ""
},
{
"fragment_index": 1,
"text_description": "Centre of a Circle\nThe centre is the single point exactly in the middle of the circle. Every point on the circle is the same distance from it.\nKey Characteristics:\nUnique—each circle has only one centre.\nLine from centre to circle forms a radius.",
"image_description": ""
},
{
"fragment_index": 2,
"text_description": "Try it:\nTap the dot that is equally distant from the circle’s edge to find the centre.",
"image_description": ""
}
]
},
{
"slide": 4,
"fragments": [
{
"fragment_index": -1,
"text_description": "Radius",
"image_description": ""
},
{
"fragment_index": 1,
"text_description": "Radius\nA radius is a line segment that connects the centre of a circle to any point on its circumference.\nKey Characteristics:\nHalf of the diameter.\nEqual length everywhere on the circle.\nInfinitely many radii in one circle.\nExample:\nA wheel with a 10 cm diameter has a radius of 5 cm.",
"image_description": ""
}
]
},
{
"slide": 5,
"fragments": [
{
"fragment_index": -1,
"text_description": "Diameter",
"image_description": ""
},
{
"fragment_index": 1,
"text_description": "Diameter\nA diameter is a straight line segment that passes through the centre of a circle and joins two opposite points on the circle.\nKey Characteristics:\nAlways passes through the centre.\nConnects two points on the circle.\nLongest chord of the circle.\nLength is twice the radius.\nExample:\nIf the radius of a circle is 3 cm, its diameter is 6 cm.",
"image_description": ""
}
]
},
{
"slide": 6,
"fragments": [
{
"fragment_index": -1,
"text_description": "d = 2r",
"image_description": ""
},
{
"fragment_index": 1,
"text_description": "\\[d = 2r\\]",
"image_description": ""
},
{
"fragment_index": 2,
"text_description": "Variable Definitions\nr\nradius – distance from centre to circle\nd\ndiameter – full width through centre",
"image_description": ""
},
{
"fragment_index": 3,
"text_description": "Applications\nKey Idea\nUse the relation to switch between radius and diameter quickly.\nExample\nIf \\(r = 3\\text{ cm}\\), then \\(d = 6\\text{ cm}\\).\nTry Now\nFill in the blank: If \\(r = 5\\text{ cm}\\), \\(d = \\_\\_ \\text{ cm}\\).",
"image_description": ""
}
]
},
{
"slide": 7,
"fragments": [
{
"fragment_index": -1,
"text_description": "Circumference",
"image_description": ""
},
{
"fragment_index": 1,
"text_description": "Circumference\nThe circumference is the total distance around a circle, like the line that marks a round running track.",
"image_description": ""
},
{
"fragment_index": 2,
"text_description": "Key Characteristics:\nIt is the circle’s perimeter.\nMeasured in units of length (cm, m, etc.).\nEvery point on it is equally distant from the centre.",
"image_description": ""
},
{
"fragment_index": 3,
"text_description": "Example:\nIf the edge of a round track is 400 m long, that 400 m is its circumference.",
"image_description": ""
}
]
},
{
"slide": 8,
"fragments": []
},
{
"slide": 9,
"fragments": []
},
{
"slide": 10,
"fragments": [
{
"fragment_index": -1,
"text_description": "Circle Recap",
"image_description": ""
},
{
"fragment_index": 1,
"text_description": "Center\nThe fixed point from which every point on the circle is equally distant.",
"image_description": ""
},
{
"fragment_index": 2,
"text_description": "Radius\nLine from the center to any point on the circle; all radii are equal.",
"image_description": ""
},
{
"fragment_index": 3,
"text_description": "Diameter\nLongest chord passing through the center; \\( \\text{Diameter} = 2 \\times \\text{Radius} \\).",
"image_description": ""
},
{
"fragment_index": 4,
"text_description": "Circumference\nPerimeter of the circle; \\( C = 2\\pi r \\).",
"image_description": ""
}
]
}
]