The area of an isosceles trapezium is 168 sq metres. If the lengths of the parallel sides are 36 m and 20 m
respectively, find the lengths of the non-parallel sides.
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Answer:
Area of trapezium = 1/2 x Sum of parallel sides
x height
=> 1/2 * (36 + 20) * h = 168
=>1/2 * 56 * h = 168
=> 28h = 168
=> h = 6 m
Let a IIgm be drawn within the trapezium
The triangle formed in isosceles
Length of non parallel sides = ✓(6²+8²)
=✓100 =10 m
The length of non parallel sides are 10 m
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