Answer:
(a) 1/2 * 6 * 4 = 12
(b) 1/2 * 4 * 3 = 6
A = 1/2 * 5 * 4 = 10
B = 1/2 * 4 * 5 = 10
C = 1/2 * 4 * 5 = 10
All the same? I don't know.
Explanation:
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