Question

A photograph is to be framed by a wooden strip. The length and breadth of the photograph is 30.5 cm and 19.5 cm respectively. what is the required length of the wooden strip.​

Answer 1

It’s a rectangle. So,

2(L x B)
= 2(30.5 + 19.5)
= 2 x 50
= 100.

So, 100 cm wooden strip is required.