B - 0.44b can you teach me how to do this lol I can't figure it out

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

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.

X-10/4 when x = –18 a 7 b –2 c –7 d 2