Question

Ex 10.1 Class 6 Maths Question 2.
The lid of a rectangular box of sides 40 cm by 10 cm is sealed all round with tape. What is the length of the tape required?
Solution:
Total length of the tape required = perimeter of the rectangular lid
= 2 [length + breadth] = 2 x [40 + 10]
= 2 x 50 = 100 cm​

Answer 1

Answer:

1 m

Step-by-step explanation:

length of tape required=perimeter of rectangle

=2(l+b)

=2(40+10)

=2(50)

=100 cm

=1 m