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ICSE Class 9 Answered

ABC is an isosceles triangle inscribed in a circle.If AB=AC=12√5cm and BC=24cm,find the radius of the circle
Asked by laxmi.agarwal055 | 01 Mar, 2018, 10:13: PM
answered-by-expert Expert Answer
AO is perpendicular to BC
find AO by Pythagoras
now let BH= r......radius
in HBO
apply Pythagoras
OH=AO-r
BO=12
HB=r
Answered by Arun | 02 Mar, 2018, 04:46: PM
ICSE 9 - Maths
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