Question

40. A wooden article is made by scooping out hemisphere from each end of the solid
cylinder. The total surface area of the article is.
A)2nrh + 4{22/7} r^
B) 2nrh + fra
C) 2π/h + 2πη2
D) 2nr (r + h)

Answer 1

ব্যাপন ও নিঃসরণের মধ্যে কোনটি আগে ঘটে ব্যাখ্যা কর

Answer 2

Answer:

i think b is the answer

please mark me as a brainleist