Class 10MathematicsSome Applications of TrigonometryMix Examples - Some Applications of Trigonometry
Medium$A$ cable tied to the top of an electric pole is fixed at a point on the ground. The length of the cable is $20 \, m$. If it makes an angle of $30^{\circ}$ with the ground,then the height of the electric pole is ........ (in $, m$)
- A$10$
- B$20$
- C$30$
- D$40$
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The angle of depression of a stone from the top of a tower is $45^{\circ}$ and the height of the tower is $30 \, m$. Then the distance between the tower and the stone is ......... $m$.
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