For finding its area Jyoti and Kavita divided it in two different ways. Find the area of this park using both ways. Can you suggest some other way of finding its area?

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By Jyoti’s diagram,

Area of pentagon = Area of trapezium ABCP + Area of trapezium AEDP

= 1/2 (AP + BC) x CP + 1/2 (ED + AP) x DP = 1/2 (30 + 15 ) x CP + 1/2 (15 + 30) x DP

= 1/2 (30 + 15) (CP + DP)

= 1/2 x 45 x CD

= 1/2 x 45 x 15

=337.5 m2

 

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