Exemplar Question discussion ||Incircle ...

Exemplar Question discussion ||Incircle || Inradius || Ex-circle OF △ ABC,r=△/S,r1= △/(S-a),r2=△/(S-b),r3=△/(S-c) || Exercise-10.2 discussion || Chapter summary

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Discussion Ex.2 || Ex.3 (s1)

Discussion on Exercise-3(S-1)

Exercise Discussion Part-1|Chapter Summary|Exercise Discussion Part-2|Summary

Formulae OF inradius(r)||ex-radius(r1,r2,r3)

In a triangle ABC, if (a-b)/(b-c)= (s-a)/(s-c) , then r_1,r_2,r_3 are in

In a /_ABC if (s-a)/(a-b)=(s-c)/(b-c) then r_(1),r_(2),r_(3) are in AP

Find the Radius of escribed circle (i) r1= Delta /(s-a)=s tan A/2=4R sin A/2cos B/2cos C/2

In Delta ABC, if (a-b)(s-c)=(b-c)(s-a) then r_(1),r_(2),r_(3) are in