Answer:
12 feet
Explanation:
Volume of a square pyramid
= a²h/3
h = 9 feet
Volume = 432 cubic feet
Base edge(a) =
a = √3V/h
a = √3 × 432/9
a= √3 ×432/9
a = √3 × 48
a = √144
a = 12 feet
The dimensions of the base of the teepee if the volume is 432 cubic feet is 12 feet