Column 1:
- Radius Circle measuring 4cm
Column 2:
- Diameter Circle measuring 8ft
Column 3:
- Radius Circle measuring 5cm
Column 4:
- Diameter Circle measuring 10cm
- Diameter Circle measuring 16cm
Explanation:
- For column 1, a circle with a radius of 4cm would have a diameter of 8cm.
- For column 2, a circle with a diameter of 16cm would have a radius of 8cm.
- For column 3, a circle with an area of 78.5 would have a radius of 5cm (area = πr^2).
- For column 4, a circle with a circumference of 12.56 would have a diameter of 4cm (circumference = πd).