Question

find the area of the euadrilateral ABCD where AMand CN are perpendicular to BD and 4AM=2CN=BD=12cm​

Answer 1

Answer:

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ar(quad. ABCD)=ar(△ABD)+ar(△BCD)

ar(quad. ABCD)=

2

1

(BD×AM)+

2

1

(BD×CN)

ar(quad. ABCD)=

2

1

BD×(AM+CN)

solution