Question

The perimeter of a triangle of sides 12 cm , 13 cm and 5 cm is *

30 square cm

30 cm

780 cm

780 square cm​

Answer 1

Answer:

30cm

Step-by-step explanation:

a = 12cm , b = 13cm , c = 5cm

Perimeter of a triangle = a+b+c

Perimeter = 12+13+5 = 30cm

Answer 2

perimeter of triangle = s+s+s

= 12cm +13cm +5cm

= 30cm

Step-by-step explanation:

The perimeter of a triangle of sides 12 cm , 13 cm and 5 cm is *

30 square cm (√)