Which shows 552 − 452 being evaluated using the difference of squares method? 552 − 452 = (3025 + 2025)(3025 − 2025) = 5,050,000 552 − 452 = 3025 − 2025 = 1,000 552 − 452 = (55 + 45)(55 − 45) = (100)(10) = 1,000 552 − 452 = (55 − 45)2 = 102 = 100

The slope of cd is which segments are perpendicular to cd ? select each correct answer. gf , where g is at (6, 5)and fis at (10, 2) ef, where e is at (4, 1) and f is at (7,5) lm , where lis at (-2, 3) and m is at (-10, 9) jk , where jis at (1, -2) and k is at (10, – 14) next