How many triangular bases are there among 3 square pyramids and 2 pentagonal pyramids that Jayla sees on her trip to Egypt? (1 point)
Among the 3 square pyramids, there are 3 triangular bases.
Among the 2 pentagonal pyramids, there are 2 triangular bases.
Therefore, Jayla sees a total of 3 + 2 = <<3+2=5>>5 triangular bases. Answer: \boxed{5}.