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1. |
A telegraph post is bent at a point above the ground. Its top just touches the ground at a distance of 8 3 metre from its foot and makes an angle of 30 with the horizontal. The height (in metre) of the post is : |
A. | 12 |
B. | 16 |
C. | 18 |
D. | 24 |
Answer» E. | |