AQA · Mathematics · 8300
GCSE Maths: Circles: parts
Geometry & Measures · AQA GCSE Maths (8300). Cards are generated from the Corbettmaths textbook exercise and practice questions for Circles: parts (Corbettmaths Video 61), and every card links back to the exact page it came from. Practice tests are drawn from this deck’s own cards. Source material © Corbettmaths — used with attribution.
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What is a radius of a circle?
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A straight line from the centre of the circle to any point on the circumference.
What is a diameter of a circle?
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A straight line passing through the centre of the circle, connecting two points on the circumference.
What is a chord of a circle?
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A straight line connecting two points on the circumference of the circle.
What is a tangent to a circle?
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A straight line that touches the circle at exactly one point.
What is a sector of a circle?
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A region bounded by two radii and an arc of the circle (a 'slice' of the circle).
What is a segment of a circle?
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A region bounded by a chord and an arc of the circle.
What is an arc of a circle?
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A part (section) of the circumference of a circle.
The ? is the name for the perimeter of a circle.
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circumference
What is the relationship between the radius and diameter of a circle?
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The diameter is twice the length of the radius.
Which is larger: the diameter or any chord of a circle?
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The diameter is the largest chord of a circle.
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