Question

Find the perimeter of a triangle whose sides are $4cm,9cm,8cm$

Answer 1

Perimeter of triangle:

Here the three sides of Triangle are $a=4cm,b=9cmc=8cm$

Therefore Perimeter of triangle $=a+b+c$

$$\begin{gathered} =4+9+8 \\ =21cm \end{gathered}$$

Hence the perimeter of triangle is $21cm$