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?

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 requied?

2.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?

The lid of a rectangular box of sides 30cm by 15 cm is sealed all around with tape. What is the length of the tape required to seal the lid?

A hollow cube is formed by joining six identical squares. A rectangular cello tape of length 4 cm and breadth 0.5 cm is used for joining each pair of edges. What is the total area of cello tape used ?

The original width of a rectangular box is 20 cm. The box was made in such away that its length increased by 15% but the width decreased by 5%. As a result its area increased by 74 cm^(2) . What is the length of box ?

A closed aquarium of dimensions 30cm xx25cm xx20cm is made up entirely of glass plates held together with tapes.The total length of tape required to hold the plates together (ignore the overlapping tapes) is (a) 75cm(b)120cm(c)150cm(d)300cm