Answer:
A =13.5 yd^2
Step-by-step explanation:
The area of a triangle is given by
A = 1/2 bh where b is the base and h is the height
A = 1/2 (4.5) ( 6)
22.5
7.5ydx6yd
=45yd
45yd/2
=22.5yd^2
