What is the median of this
21, 41, 47, 61, 15, 75, 90, 57, 43, 76, 189, 190

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.

Awater holding tank measures 105 m long, 50 m wide, and 8 m deep. traces of mercury have been found in the tank, with a concen- tration of 60 mg/l. what is the total mass of mercury in the tank? answer in units of kg.

If your teacher tells you to do questions 6 through 19 in your math book for homework, how many questions is that