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A circumcircle is a circle which passes ...

A circumcircle is a circle which passes through all vertices of a triangle and an incircle is a circle which is inscribed in a triangle touching all sides of a triangle. Let ABC be a right-angled triangle whose radius of the circumcircle is 5 and its one side AB = 6. The radius of incircle of triangle ABC is r. Area of `Delta` ABC is

A

12 sq. units

B

24 sq. units

C

48 sq. units

D

6 sq. units

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