alleryदोन गोलांच्या त्रिज्यांचे गुणोत्तर 1:2 आहे. त्यांच्या पृष्ठफळांचे गुणोत्तर काय असेल?
A1:6
B1:2
C1:4
D1:8
Answer & Solution
Correct answer: C. 1:4
पृष्ठफळ हे त्रिज्येच्या वर्गाच्या प्रमाणात बदलते, त्यामुळे हे गुणोत्तर 1:4 आहे.
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