Are ∠efd and ∠efc supplementary? line ab and cd intersect at point f. ray fe is perpendicular to line ab at point f. point e lies on the interior of angle afd. ray fg is inside the angle cfb where angles cfg and bfg are acute but not congruent.

If a(0,0,0) and b(2,2,2) are points in coordinate space, how many paths are there from a to b that move from one lattice point to another in the positive x-,y- or z- direction?

Acircular city park has a sidewalk directly through the middle that is 111 - feet long. if each bag of fertilizer covers 50 square feet, then determine how many bags of fertilizers the parks and recreation department needs to use to cover the circular park. ignore all the sidewalks around and through the park.

Through: (-3,-3) parallel to y= 7/3x+3