Which two grids can be combined to represent 140%

Compare these two waves: the blue and orange waves have the same pitch, but the blue wave is louder. the blue and orange waves have the same volume, but the blue wave has a higher pitch. the orange wave has a higher pitch, but the blue wave is louder. the blue wave has a higher pitch, but the orange wave is louder.

Which of these triangle pairs can be mapped to each other using two reflections?

The function f(x) = 14,600(1.1)* represents the population of a town x years after it was established. what was the original population of the town?