Question

this side of triangle as 13 se 14 cm and 15 CM the area of triangle is​

Answer 1

Answer:

s= 13+14+15/2

= 42/2

=21

area = sq.root (21)(21-13)(21-14)(21-15)

sq.root (21)(8)(7)(6)

sq.root 7×3×2×2×2×7×2×3

7×3×2×2

84

Answer 2

area of triangle = sum of all sides

13+14+15 = 42.