Answer:
50 ft³
Step-by-step explanation:
As your question is incomplete
Assuming diagram in the attachment shows a triangular prism:
(a) Calculate the volume of the prism if l = 5 ft.
A triangular prism has the same triangular cross-section throughout its length.
Volume = area of cross-section × length
= 10 ft² × 5 ft
= 50 ft³
