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1. |
The upper part of a tree broke at a certain height makes an angle of 60 ° with the ground at a distance of 10 m. from its feet. The original height of the tree was |
A. | 20√3 m. |
B. | 10√3 m. |
C. | 10(2+√3) m. |
D. | 10(2-Â√3) m. |
Answer» D. 10(2-Â√3) m. | |