a residential welfare association of a colony plans to inst of two slides for the children to play in the park. The slides along with the stairs to reach the top of the slides make two triangles. For the children below the age of 5 years, it prefers to have a slide whose top is at the height 1.5m & inclined an angle of 30° to the ground. Whears, for elder children, it wants to have a steep slide at a height of 3m and inclined at angle 60° to the ground. 1) Using Pythagoras theorem only, calculate the length of the side for elder children?
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