Althea and her sister want to hang 5 pictures on a 12-foot wall. each pic frame must be equal distance apart from each other and the ends of the wall. the frames are 10 inches wide. how far apart will be placed?

If f(x)=3x+1 and f^-1=x-1/3, then f^-1(7)=

In the following diagram it is given that dec, ab || dc, ad || eb, and ad is congruent to bc. a)why isn't abc a parallelogram even though it has a pair of parallel sides and a pair of congruent sides b)explain why be must be congruent to bc. further explain what type of triangle this makes triangle abc and what it tells you about angle 1 and angle 2c) finally why must angle 3 be congruent to angle 1? further, explain why we know that angle 3 is congruent to angle 2

10% of 1,900,000. show me how you got the answer