Question

for questions 10-15, find the area of each composite figure.
10.

11.

12.

Explanation:

Step1: Count squares for Figure 10

Count all unit squares: $9 + 3 + 3 = 15$

Step2: Count squares for Figure 11

Count all unit squares: $12 + 6 + 6 = 24$

Step3: Count squares for Figure 12

Count all unit squares: $10 + 6 + 8 = 24$

Answer:

1. 15
2. 24
3. 24