Tag: Radius

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Prove that the angle in a semicircle is a right angle – Theorem – Geometry

Prove that the angle in a semicircle is a right angle                           or Angle subtended by a diameter/Semicircle on any circle on any point of circle is 90º. Given: A circle O with centre O. BC is the diameter of circle subtending ∠BAC at […]

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What is a Circumscribed and Inscribed Circle – Geometry

 Circumscribed and Inscribed Circle    1. Circumscribed circle In geometry, the Circumscribed circle or circumcircle of a polygon is a circle that passes inside a circle in such a way that all its vertices lie on the circle, or just touch the circle.   Centre of this circle is called circumcenter and its radius is called […]

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