In the diagram, ab – ad and bc – de. what additional
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information is necessary to prove that aabc = a ade,
using the sas congruence theorem?
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o ac= ae
nمر
o ac= ad
-6 -5 -4 -3 -2 -1 4
1
2 3 4 5 6
zabc - zade
ozbac = zdae