Answer:
1. 24 m^2
2. 132m^2
3. 95m^2
your answers are correct
Step-by-step explanation:
1. (5m x 3m) + (3m x 3m) = 24m^2
2. (8m x 4m) + (10m x 10m) = 132m^2
3. (12m x 5m) + (7m x 5m) = 95m^2