Answer:
43.2 cm²
Explanation:
Work out the area of these triangle a 12cm -7.2 cm-
assuming that 12 cm is the base and 7.2 the height, as written in the comments, we solve with the formula A = 1/2b x h, where b = base and h = height
1/2 12 × 7.2 =
6 × 7.2 =
43.2 cm²