Explain how you could calculate the average speed of the Pacific Plate over the past five million years, then calculate the value?

Question

I tried searching the internet for this, I came up with nothing, and I just don't get this question.

Answer 1

http://www.moorlandschool.co.uk/earth/tectonic.htm

http://www.platetectonics.com/book/page_4.asp

Read VERY CAREFULLY! Let us know what you discover.