# NCERT Class 8 Mathematics Solutions: Chapter 11 –Mensuration Exercise 11.2 Part 2

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1. Length of the fence of a trapezium shaped field . If and , find the area of this field. Side is perpendicular to the parallel sides and BC.

Answer:

Given,

and

Perimeter

Perimeter of trapezium

Now,

Area of the field

So, area of the field is