AMC 8 2025 - Problem 24

In trapezoid ABCD, angles B and C measure 60 degrees and AB = DC. The side lengths are all positive integers, and the perimeter of ABCD is 30 units. How many non-congruent trapezoids satisfy all of these conditions?

2025 AMC 8 Problem 24 diagram
(A)
(B)
(C)
(D)
(E)
Answer:
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