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1. |
There is a tower of 10m between two parallel roads. The angles of depression of the roads from the top of the tower are 30° and 45°.How far are the roads from each other? |
A. | 7.32 m |
B. | 9.56 m |
C. | $20\sqrt 3 \,{\text{m}}$$ |
D. | $\frac{{10}}{{\sqrt 3 }}\,{\text{m}}$$ |
Answer» B. 9.56 m | |