Awater well drilling rig has dug to a height of -60 feet after one full day of continuos use. assuming the rig drilled at a constant rate what was the height if the drill after 15 hours?

What is the 12th term of b(n)=-4-2(n-1)

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

An 18% discount on a watch saved a shopper $72. find the price of the watch before the discount