How can I contact Amazon by email? I've already used the cis & primary emails, but none of them work saying I've responded to an email that does not accept anything.

Which of the fallowing best completes the sequence 12,8,5, a) 1 b) 2 c)4 d)0

The median of a data set is the measure of center that is found by adding the data values and dividing the total by the number of data values that is the value that occurs with the greatest frequency that is the value midway between the maximum and minimum values in the original data set that is the middle value when the original data values are arranged in order of increasing (or decreasing) magnitude

Proving the parallelogram diagonal theoremgiven abcd is a parralelogam, diagnals ac and bd intersect at eprove ae is conruent to ce and be is congruent to de