help me for brainlist. please I really need it.
Answer:
a : 1,200
Step-by-step explanation:
Floor = 16 * 14 = 224
224 + 224 = 448 not painted
Rectangles = 20 * 14 = 280
Rectangles = 20 * 16 = 320
280 + 320 + 280 + 320 = 1,200
1,200