Answer: One possible sentence that implies Henry's confidence could be:
"I went to bed that night excited for the race, confident that I had trained hard and was ready to give it my all."
Step-by-step explanation:
To identify the sentence in the story "Hayden and Henry Go to Fenwick Island" that implies Henry's confidence the night before the race, we need to analyze the text for clues.
This sentence suggests that Henry feels confident about his preparation and readiness for the race. The use of words like "excited" and "confident" indicates a positive and self-assured attitude. This implies that Henry believes in his abilities and feels optimistic about his performance in the upcoming race.