Question

Find the semi-perimeter of a triangle whose sides are 5cm, 8cm and 11cm.

Answer 1

given that:

sides of triangle,

a=5cm

b=8cm

c=11cm

find: semi-perimeter of triangle=?

Semi-perimeter of triangle=(a+b+c) /2

=(5+8+11)/2

=12cm

Answer 2

Answer:

this is your answer hope it helps