Angles of an octagon

This task is about angle properties.
octagon-lines.png
The shape above is a regular octagon.

Question 2Change answer

a)  The centre of Dunedin is called the Octagon. If you walked right around the Octagon once,
    how many degrees would you have turned through?  º

Question 2Change answer

b)  i)  What is the size of angle b?  º
ii) How did you work it out?

Question 2Change answer

c)  i)  What is the size of angle c?  º
ii) How did you work it out?