Answer:
472.5 yd²
Step-by-step explanation:
The area (A) of a triangle is calculated as
A = [tex]\frac{1}{2}[/tex] bh ( b is the base and h the perpendicular height )
Here b = 30 and h = 31.5 , thus
A = [tex]\frac{1}{2}[/tex] × 30 × 31.5 = 15 × 31.5 = 472.5 yd²
