Question

3. What is the length of a coloured tape required to stick on the sides of a rectangular scenery.

The length of the scenery is 20 cm and breadth is 12 cm.​

Answer 1

Answer:

Step-by-step explanation:

The perimeter of the rectangle will give us the length of the tape.

The perimeter of a rectangle is given by the formula

Where l is the length and b, breadth.

So, according to the question, the length and breadth of the rectangular scenery are 20 and 12 cms respectively.

Hence, their perimeter =  

= centimeters.