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1. |
What will be the curved surface area of cone , if its diameter and vertical length are 100 cm and 25 cm respectively? |
A. | 8776.3cm2 |
B. | 2214.2cm2 |
C. | 1432.8cm2 |
D. | 1242.9cm2 |
Answer» B. 2214.2cm2 | |