Final answer:
The American roulette wheel has 38 slots in total, including 36 numbered slots, and 0 and 00 slots.
Step-by-step explanation:
The statement 'On an American roulette wheel, there are 38 slots' is true. An American roulette wheel consists of 38 slots, numbered from 1 to 36, with an additional two slots for the numbers 0 and 00. The numbers from 1 to 36 alternate between red and black, while the 0 and 00 slots are green.