Answer:
Diameter of wheel in millimetres is 660.4
Step-by-step explanation:
Diameter of wheel in inches = 26
given
1 inch = 25.4 millimeters
multiplying RHS and LHS by 26
26*1 inch = 26*25.4 millimeters
=>26 inch = 660.4 mm.
Thus, diameter of wheel in millimetres is 660.4
The last 2 shapes.
When you rotate both of them 360 degrees only at 180 and back at 360 it looks same.
This is very spread out just to show properly but you could get it smaller haha