Question

The area of an triangle of side 40cm is options are-
a-100√3cm²
b-160√3cm²
c-200√3cm²
d-400√3cm²​

Answer 1

Answer:

given,

side of a triangle (a)=40cm

area of a triangle=√3/4(a×a)

=√3/4(40×40)

=√3/4(1600)

=√3(400)

=400√3

so the correct option is D