Answer :
C. 97.5 sq.units
Here, formula to calculate area of obtuse triangle is,
A=1/2 x (base x height)
In the given question let,
base(b)=13
height(h)=15
Then,
A=1/2x(bxh)
A=1/2x(13x15)
A=97.5 sq.units
C. 97.5 sq.units
Here, formula to calculate area of obtuse triangle is,
A=1/2 x (base x height)
In the given question let,
base(b)=13
height(h)=15
Then,
A=1/2x(bxh)
A=1/2x(13x15)
A=97.5 sq.units