Answer:
15 yd²
Step-by-step explanation:
The area (A) of a triangle is calculated using the formula
A = [tex]\frac{1}{2}[/tex] bh ( b is the base and h the perpendicular height )
here b = 10 and h = 3, hence
A = [tex]\frac{1}{2}[/tex] × 10 × 3 = 15 yd²
