5.  For a science exhibition Rahul presented a diagrammatic representation of rainwater harvesting as a project AQ and AR the pipe of length 5 m is bringing water from terrace of a building (as in the figure). The triangular space is developed as a garden.  What is the perimeter of the triangular garden?  What qualities do you think are encouraged by such exhibitions?

Dear Student,

AR=AQ=5 mAB+BQ=AC+CRnow BQ=BP and PC=CR tangents drawn from external point are equalAB+BP=AC+PC=5perimeter of triangle ABC=AB+BC+ACAB+AC+BP+PCAB+BP+AC+PC=5+5=10 mQualities encouraged by such exhibition are building scientific temprament and preservation of natural resources.

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perimeter is 10 m.
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