Question

In triangle abc ac=20,bc=10 and area of triangle abc is 80 then find the value of ab

Answer 1

ac+bc+ab=80

=>20+10+ab=80

=>30+ab =80

=> ab =80-30

=> ab =50 Therefore,ab=50

Verification,

ac+bc+ab=80

=>20+10+50=80

=> 30+50 =80

=> 80 =80

HENCE VERIFIED