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A circle with centre O Circumscribes a trianle ABC, with AB=7 cm, BC=5 cm, AC=8 cm Find the radius of the circle

A circle with centre O Circumscribes a trianle ABC, with AB=7 cm, BC=5 cm, AC=8 cm
Find the radius of the circle 

Grade:12

1 Answers

Amit Jain
askIITians Faculty 32 Points
7 years ago
Use R(circumradius) = abc/(4*area). a,b,c are the sides and calculate the area using heron`s formula.

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