Answer:
10. A=49
11. A=28.26 in
12. A=32
Step-by-step explanation:
10.
A= ½ bh
A=½ (7x14)
=49
11.
A=[tex]\pi[/tex]×r
A=3.14×3 in
A=28.26 in
12.
A=L×W
A=8×4
A=32
