Question

al surface area of the toy.
19. The difference between outside and inside surface areas of cylindrical metallic pipe
14 cm long is 44 m². If the pipe is made of 99 cm' of metal, find the outer and inner
radii of the pipe.
20. A right circular cylinder having diameter 12 cm and height 15 cm is full ice-cream. The​

Answer 1

Answer:

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Answer 2

Answer:

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