allery7 ಸೆಂ.ಮೀ. ತ್ರಿಜ್ಯವಿರುವ ಗೋಳದ ಮೇಲ್ಮೈ ವಿಸ್ತೀರ್ಣವನ್ನು ಕಂಡುಹಿಡಿಯಿರಿ (ಪೈ = 22/7).
A154 cm²
B308 cm²
C1437 cm²
D616 cm²
Answer & Solution
Correct answer: D. 616 cm²
ಮೇಲ್ಮೈ ವಿಸ್ತೀರ್ಣ 4 ಪೈ r ವರ್ಗ = 4 x (22/7) x 49 = 616 ಚದರ ಸೆಂಟಿಮೀಟರ್ಗಳು.
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