Question

find the semi perimeter of a triangle whose sides one 13cm, 9cm, and 8cm​

Answer 1

Answer:

ok

Step-by-step explanation:

semi perimeter= (a+b+c)/2

a=13cm

b=9cm

c=8cm

so, semi perimeter= (13+9+8)/2

=> 29/2

=> 14.5 cm