Verify the identity.

cot(x - pi/2) = -tan x

3. solve the given inequality and graph the solution on a number line.

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.

Find the area of the triangle shown 3 by 6