Find the ratio of 3: 7,21: 25,50: 54

1:3

Step-by-step explanation:

compounded ratio: If a:b and c:d are two ratios, then   ac : bd  .

                 3:7,                    21:25,                            50:54

                                3*21*50 :   7*25*45

                                   3,150  : 9450

                                            1:3

hi,

you half the rectangle that you ae asking about so then you would see the scale factor of 1/2 the one u have selected, the one on top is half.

hope this !