Question

three sides of a triangle are 10 cm, 11 cm, and 11 cm .then its perimeter is

Answer 1

perimeter of a triangle=a+b+c
=11+11+10.
=32cm

Answer 2

Perimeter of triangle = a+b+c
a=10cm
b=11cm
c=11cm
P=(10+11+11)cm
=32cm