A constractor plans to install two slide...

A constractor plans to install two slides for the children to play in a park. For the children below the age of 5 years, she prefers to have a 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:

`2 sqrt3m`

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