7 find area of given quadrilateral ...
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7 find area of given quadrilateral ABD gr

JEE/Engineering Exams
Maths
Solution
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t ar of ( triangle A C D r frac{1}{2} times 12 times 5 ) f) ( 30 m^{2} ) for ( a ) of ( triangle A B D r ) ( S=frac{9+8+13}{2}+15 m ) ( =A n cdot v quad sqrt{15 times(15-9)(15-B)(15-13)} ) f) ( sqrt{15 times 6 times 7 times 2}: sqrt{1260}=35.5 ) ( A Y ) ( therefore ) To tal anea ( z ) ? ( 5.5+30 ) 20 Priorities ( Rightarrow 65.5 mathrm{m}^{2} )
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