Question

Ncert question maths​

Answer 1

hey.........
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(.1 ) ------------->
angle DAC = angle BAC
angle DCA = angle BCA
AC = AC

( 2 ) ---------->
By ASA criterion,triangle are congruent.

( 3 ) ------------>
Since triangles are congruent hence. AB =AD because both sides originate from equal angles In two triangles.

( 4 ) ------------->
Since triangles are congruent hence , CD = CB because both sides originate from equal angles In two triangles ....
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