The largest number of diagonals that can be drawn on the faces of a cube so that no two of the diagonals have a common point is
(A) 2
(B) 3
(C) 4.
(D) 5
(E) 6
With explanation please

This is a map of the mars exploration rover opportunity predicted landing site on mars. the scale is 1cm : 9.4km. what are the approximate measures of the actual length and width of the ellipse? i mostly need to know how to set it up : )

"which statement is necessarily true if bd is an altitude to the hypotenuse of right ? abc? a.) ? adb? ? bdc b.) ? adb~? bdc c.) abbc=acbd d.) ? bac? ? bdc"

Which statements are true about the linear equation y> 3/4x-2? check all that apply