alleryr = 7 cm ಮತ್ತು l = 25 cm (pi = 22/7) ಇರುವ ಶಂಕುವಿನ ಒಟ್ಟು ಮೇಲ್ಮೈ ವಿಸ್ತೀರ್ಣವನ್ನು ಕಂಡುಹಿಡಿಯಿರಿ.
A704 cm²
B858 cm²
C154 cm²
D550 cm²
Answer & Solution
Correct answer: A. 704 cm²
ಒಟ್ಟು ವಿಸ್ತೀರ್ಣ pi r (l + r) = 22 x 32 = 704 ಚದರ ಸೆಂಟಿಮೀಟರ್ಗಳು, ಬಾಗಿದ ಭಾಗ 550 ಜೊತೆಗೆ ಬೇಸ್ 154.
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