[" (f) 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 40 cm by 10 cm is sealed all round with tape. What is the length of the tape requied?

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

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?

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 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 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 perimeter of a triangle is 30cm. Two sides are 12cm and 10cm. What is the length of the third side of the triangle?