Question

11 Find the area of the triangle whose sides are
(i) 8 m, 9 m, 13 m
(ii) 7 cm, 9 cm, 14 cm
(iii) 5 cm, 8 cm, 13 cm
(iv) 12 cm, 13 cm, 5 cm​

Answer 1

Step-by-step explanation:

Perimeter of triangle:-

a+b +c

i)8+9+13

=30m answer

ii)7+9+14

=30cm answer

iii)5+8+13

=16cm answer

iv)12+13+5

=30cm answer