Arectangle has width 12 inches and length 16 inches. the width of the rectangle is decreased by 25% and its length is increased by 25%. how does the area change & by how much?

What basic trigonometric identity would you use to verify that sin x cos x tan x =1-cos^(2)x?

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.

Can some one explain this i got sent this. is this a threat i’m scared