Abcd is a trapezoid. e is the midpoint of cd and f is the midpoint of ab. find the length of bc and show your work. if cd is 24, what is the length of ce. explain how you calculate your answer.

answer: 42

use a calculator to find that 845/73 = 11.575

the whole part of the answer is 11. multiply this by 73 to get 11*73 = 803.

subtract that result from 845 to get 845 - 803 = 42

answer: c.  

step-by-step explanation:

mixtures containing substances that get attracted to magnet can be separated using a magnet. we can separate iron from a mixture of sand and iron, as only iron attracts to the magnet.