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ICSE Class 9 Answered

the distance between // sides of the trepezium is 15 cm and length of line segment joining the mid points of its non parallel sides is 26 cm, find the area of the trepezium.
Asked by nisha_vini29 | 06 Dec, 2015, 11:51: PM
answered-by-expert Expert Answer

A r e a space o f space a space t r a p e z i u m equals 1 half cross times open parentheses a plus b close parentheses cross times h space w h e r e space fraction numerator a plus b over denominator 2 end fraction space i s space t h e space l e n g t h space o f space t h e space m i d d l e space l i n e space j o i n i n g space t h e space n o n minus p a r a l l e l space s i d e s space a n d space h space i s space t h e h e i g h t space o f space t h e space t r a p e z i u m. H e r e comma space L e n g t h space o f space t h e space m i d d l e space l i n e equals 26 space c m H e i g h t space o f space t h e space t r a p e z i u i m equals 15 space c m A r e a space o f space t h e space t r a p e z i u m equals 26 cross times 15 equals 390 space c m squared

Answered by | 07 Dec, 2015, 06:23: PM

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