Question

22. A cone, a hemi-sphere and a cylinder stand on equal bases of radius R and have equal heights H
Their surfaces are in the ratio.
(a) (J2+1):3:4
(b)(3+1):3:4
(c)(+1):7:8
(d) (73 +1):7:8​

Answer 1

Answer:

option b

Step-by-step explanation:

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