What is 1 -9/10 in fractions

Find the equation of the line with slope =8 and passing through (6,53) write your equation in the form y=mx+b

What rotation was applied to triangle def to create d’e’f’?

36x2 + 49y2 = 1,764 the foci are located at: (-√13, 0) and (√13,0) (0, -√13) and (0,√13) (-1, 0) and (1, 0)edit: the answer is (- the square root of 13, 0) and (the square root of 13, 0)