Model lengths, areas and volumes with ratios
A ribbon has usable length 20 m. It will be cut into pieces A and B in the length ratio 1 to 3
Use all the ribbon and assume no length is lost at the cut
A ribbon has usable length 20 m. It will be cut into pieces A and B in the length ratio 1 to 3
Use all the ribbon and assume no length is lost at the cut