Question

The figure ABCD is a quadrilateral in which AB = CD and BC = AD. Its area is to​

Answer 1

Step-by-step explanation:

l dont know the exact answer but l think that it might be "72cm"

Answer 2

Answer:

36cm^2

Step-by-step explanation:

since,AB=CD and BC=AD.

so, triangle ABC congruent triangle ADC.(By sss-congruency.)

So, ar(ABC)=ar(ADC).

Now,

ar(ADC)=1/2×AC×Do.

=1/2×12×3

=18 cm^2.

ar(ABCD)=2×18cm^2

=36 cm^2.

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