Multiple choice

A vertical pole breaks due to storm and the broken part bends, so that the top of the pole touches the ground, making an angle of $30^0$ with ground. The distance from the foot of the pole to the point where the top touches the ground is 10 cm. The height of the pole is

  1. $10(\sqrt 3+1)m$
  2. $10\sqrt 3m$
  3. $10(\sqrt 3-1)m$
  4. $\dfrac {10}{\sqrt 3}m$
Reveal answer Fill a bubble to check yourself
B Correct answer