Please help. This is finding the area of a rectangle.

Lindsay used two points, (x, y; ) and (+2.82), to find the equation of the line, y = mx + b, that passes through the points. y2-y, first, she used the definition of slope and determined that the value of mis x, - . given this information, which expression must represent the value of b?

Idon’t understand! use slope intercept form to solve: through: (2,5) slope= undefined

If chord ab is congruent to chord cd, then what must be true about ef and eg?