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ഒരു വൃത്ത സ്തൂപികയുടെ ഉന്നതി 15 സെ.മീ പാർഷോന്നതി 25 സെ.മീ ആയാൽ വ്യാപ്തം എത്ര?

A1200 π cm3

B1800 π cm3

C2000 π cm3

D2500 π cm3

Answer:

C. 2000 π cm3

Read Explanation:

h=15 cm,l=25 cm r*r=l*l-h*h=25*25-15*15 =400 r=20 v=1/3 *π*r*r*h=2000 π cm3


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