The angles A,B and C of a triangle ABC are in A.P. and .
If c = 4 cm , then the area ( in sq. cm) of this triangle is:
In ,
A,B,C are in A.P.
=>
Now, it is given that a:b=
Now, Area of
Option 1)
Option 2)
Option 3)
Option 4)
Study 40% syllabus and score up to 100% marks in JEE