Question

A circular model railway track is made by connecting 12 pieces like the one shown.
a. When the 12 track pieces are assembled, what distance does a toy train travel along the inside of the track? Hint: What is the circumference of the circle? (1)
b. Calculate the radius of the inside edge of the track, to the nearest millimetre. (2)

Answer 1

Answer:

please provide the pic to understand in more proper way ...

Step-by-step explanation:

u r integent u should upload the pic also....