13
13.5
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12.
12
12/8 or 6/4 or 3/2 or 1 1/2
8-3x-x = 12 8-4x = 12 -4x = 12-8 -4x = 4 x = -1
To calculate the area (A) of a triangle, you can use the formula A = 0.5 * b * h, where b is the base and h is the height. Given that b = 12 and h = 8, you can substitute these values into the formula to find A. Therefore, A = 0.5 * 12 * 8 = 48 square units.