Question

In Fig. 9.21, AB || DC and AB = DC.
(¡) is <BAC = <DCA? Why?
¡¡) IS AABC ACDA by SAS congruence condition?
B
¡¡¡) State the three facts you have used to answer (ii).
Fig. 9.21
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Answer 1

Answer:

i angles opposite to equal sides of the triangle are equal

ii yes