find the length of the circumference of the circle whose equation is X square + Y square - 4 x + 4 Y + 4 is equal to zero ​

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?

Complete the equation of the line through (−10,3) and (−8,−8). use exact numbers.

What dimensions can créate more than one triangle ?