Answer:
C AAA is not an accepted triangle congruence criterion
Step-by-step explanation:
AAA can be used to show similarity, but not congruence. At least one side must be involved in any triangle congruence claim.
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The student could have made use of the fact that opposite sides are the same length, and used AAS or ASA to show congruence.
I got 141.12 cm^2 by doing A= (a+b /2)x height
2,052 / 54 = 38 ... so the width would be 38 centimetres
I would say I might be 46 but not quite sure
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