alleryत्रिज्या 7 सेंमी.च्या शंकूचें खंड 154 cm³ (pi = 22/7) आसता. ताची उंचाय कितली?
A6 cm
B1 cm
C9 cm
D3 cm
Answer & Solution
Correct answer: D. 3 cm
(1/3)(22/7)(49)h = 154 कडल्यान आमकां मेळटा (154/3)h = 154, अशें h = 3 सेंमी.
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