Chris is correct.
An octagon has 8 sides.
A hexagon has 6 sides which is what Lin said.
<u><em>Question 28:</em></u>
Subtract
on both sides
Divide
on both sides
<u><em>*(Answer)*=</em></u> 
<u><em>Question 30:</em></u>
Multiply
on both sides
Subtract
on both sides
<u><em>*(Answer)*=</em></u> 
Hope This Helps
BangtanBoyScouts
That is not a question. Did you mean $270 to pesos? Or 3000 pesos to Us