Riya made a container using metal sheets such that the container is in the shape of cuboid surmounted by a half cylinder. If the base of the container is of dimensions 30 cm × 14 cm, and the height of the cuboidal portion is 16 cm. She used this container to keep small boxes of volume 210 cm³ each.

Question

Based on the above information, answer the following questions:
(a) How much total area of the sheet is used by her to make the container?
(b) How much air can be hold by the container?
(c) How many small boxes can store inside the container?

HERE
Diameter of half cylinder = 14cm
Radius of half cylinder = 7cm
Length (height) of half cylinder = 30 cm

Length of cuboid = 30cm
Breadth of cuboid = 14cm
Height of cuboid = 16cm

Answer 1

answer kya hai

Answer 2

a 2222 cm cube