If the sides of a triangle are 5 cm, 4 cm and ??41 cm, then the area then he take
If the sides of a triangle are 5 cm, 4 cm and √41 cm, then the area then he take the area of triangle is
A20 cm2
B(5+4+√41)cm2
C(5+4+√41)3cm2
D10cm2