Answer:
The area of the triangular sail is 216 ft²
Step-by-step explanation:
Since the sail is triangular, we solve the area using the area of a triangle
Area of triangle = 1/2 of base Ă— height
base is 18 and height is 24
Area = 1/2 Ă— 18 Ă— 24
= 9Ă—24
= 216 ft²