alleryएक बंद सिलेंडर की त्रिज्या 7 cm और कुल क्षेत्रफल 968 cm² है; इसकी मात्रा? π = 22/7.
A4620 cm³
B1540 cm³
C3388 cm³
D2310 cm³
Answer & Solution
Correct answer: D. 2310 cm³
चूँकि 44(7 + h) = 968 h = 15 सेमी देता है, आयतन (22/7) × 7² है
× 15 = 2310 सेमी ³.
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