13. Mark has a board that is 12 feet long. He cuts the board into 8 pieces that are the
same length. How long is each piece?

If the public debt of a country in 2009 was $10432000000000 and the budget for 2010 was in deficit by $201645000000, what was the public debt in 2010? do not include commas in your answer.

Witch represents the inverse of the function f(x)=1/4x-12

This is about circle theorems. someone asap : (