In the diagram, 30 identical small squares are shown.How many of these 30 squares are shaded?
Answer Choices
A. 10
B. 12
C. 15
D. 18
E. 20
In the diagram, 30 identical small squares are shown.How many of these 30 squares are shaded?
Answer Choices
A. 10
B. 12
C. 15
D. 18
E. 20