You need to drag the answers, ive been stuck on this for days can someone please help me!?

1. the wheeling bridge in west virginia is about 307 meters long. if you walk with a stride of about meter, about how many steps would it take you to cross this suspension bridge?

Atriangle with all sides of equal length is a/an triangle. a. right b. scalene c. equilateral d. isosceles

In trapezoid abcd, ac is a diagonal and ∠abc≅∠acd. find ac if the lengths of the bases bc and ad are 12m and 27m respectively.