Answer:
126 cm²
Explanation:
Area of the figure = Area of triangle + Area of the Rectangle
Area of Triangle = 1/2 * b * h
 = 1/2 * (12-6) * (15-9)
 = 1/2 * 6 * 6 = 18 cm²
Area of the Rectangle = l * b
 = 12 * 9 = 108 cm²
Area of figure = 18 cm² + 108 cm² =126 cm²