Question

The lid of a rectangular box of sides 40cm by 10cm is sealed all round with tape. What is the length of the tape required?

Answer 1

Answer:

100cm or 1m

Step-by-step explanation:

Total length of tape required = perimeter of rectangle

⇒2(length+breadth)

⇒2(40+10)

⇒2(50)

⇒2×50

⇒100cm

⇒1m   [here,100cm=1m]

Therefore,

The total length of tape required is "100cm or 1m"