Step-by-step explanation:
The area of a triangle is 1/2 bh, where b is the base and h is the height.
A. 1/2 * 6 * 9 = 27 sq. ft
B. 1/2 * 6 * 4 = 12 sq. ft
C. 1/2 * 7 * 8 = 28 sq. ft
D. 1/2 * 10 * 3 = 15 sq. ft
E. 1/2 * 14 * 5 = 35 sq. ft
F. 1/2 * 15 * 10 = 75 sq. ft
G. 1/2 * 20 * 13 = 130 sq. ft
H. 1/2 * 4 * 11 = 22 sq. ft
Hope this helps!
