Use the interactive graph to plot each set of points. Which sets represent proportional relationships? Check
all that apply.
(1, 4), (3, 3), (5,9)
(3, 2), (6, 4), (9,6)
0 (2, 2), (4, 4), (6, 6)
(1,3), (2, 7), (3, 8)
0 (0, 0), (1, 2), (2, 4), (4, 8)

Write the expression as a constant , a single trigonometric function, or a power of a trigonometric function. sin x cos x/ tan x

Twenty points. suppose that one doll house uses the 1 inch scale, meaning that 1 inch on the doll house corresponds to 1/2 foot for life-sized objects. if the doll house is 108 inches wide, what is the width of the full-sized house that it's modeled after? in inches and feet

The figure below shows rectangle abcd and the triangle eca on a coordinate plane.which of the following expressions represents the perimeter of triangle of triangle eca in units