AQA · Mathematics · 8300
GCSE Maths: Constructions: perpendicular bisector
Geometry & Measures · AQA GCSE Maths (8300). Cards are generated from the Corbettmaths textbook exercise for Constructions: perpendicular bisector (Corbettmaths Video 78), 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 perpendicular bisector of a line segment?
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A line that cuts the segment exactly in half at a 90° angle.
What is an angle bisector?
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A line that divides an angle into two equal parts.
What special property does the point where all three perpendicular bisectors of a triangle meet have?
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It is equidistant from all three vertices of the triangle, so a circle centred there passes through all vertices.
What is the circle called that passes through all three vertices of a triangle?
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The circumcircle.
A perpendicular bisector intersects a line segment at ?.
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90°
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