What is the length of leg y of the right triangle? A right triangle with hypotenuse 37 and legs 35 and y

2
8
12
35

A, b, c, and d have the coordinates (-8, 1), (-2, 4), (-3, -1), and (-6, 5), respectively. which sentence about the points is true? a. a, b, c, and d lie on the same line. b. and are perpendicular lines. c. and are parallel lines. d. and are intersecting lines but are not perpendicular. e. and are parallel lines.

Don't know how to find x given these segment lengths

Y=(x+3)(x-4)(x+1)^2 sulutions? multiplicity?