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A contractor plans to install two slides...

A contractor plans to install two slides for the children to the play in a park. For the children below the age of 5 years, she prefers to have slide whose top is at a height of 1.5m, and is inclined at an angle of `30^(@)` to the ground, whereas for elder children, she wants to have a steep slide at a height of 3m, and inclined at an angle of `60^(@)` to the ground. What should be the length of the slide in each case ?

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The correct Answer is:
length of the slide for elder children is `2sqrt( 3) m`
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