Question

In a triangle abc, a=30° b=6. Let cb1 and cb2 are least and greatest integral values of the side a for which two triangles can be formed. It is also given that angle b1 is obtuse and angle b2 is acute angle.
 
(a) |cb1-cb2|=1
(b) cb1 + cb2 =9
(c)area of triangle b1cb2= 6 + (3â7/2)
(d)area of triangle ab2c= 6 + (9â3/2)

Answer 1

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