CBSE Class 10 Answered
An isosceles triangle ABC is inscribed in a circle. If AB AC 13 cm and BC= 10 cm, find the radius of circle.
Asked by latayadav23 | 14 Oct, 2023, 12:49: PM
Expert Answer
Figure shows isoceless Δ ABC inscribed inside circle. Perpendicular bisector AD passes through centre O of circle.
Let OD = h ; Hence AO = ( 12-h) cm
BO = AO = ( 12- h ) cm [ OB and Oa are radius of circle )
h = 4.96 cm
Radius = ( 12 - 4.96 ) cm ≈ 7 cm
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