Plus help me its really simple ill give you the brainiest

Imogene invested $8,000 in a bank account that pays 8 percent simple interest at the end of each year. her friend invested the same amount in stocks where the growth of the investment is represented as 2,000 times the square root of 2 less than the time lapsed in years. if y1 and y2 represent the amount earned in dollars and t is the time lapsed in years, which system of equations correctly represents the situation?

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

Which of the following circles have their centers in the third quadrant? check all that apply.