Df is dilated from the origin to create d'f' at d (0,6) and f (4.5, 3). what scale factor was df dilated by?
0.75
13
1.5
2.5

In a certain pentagon, the interior angles are a,b,c,d,e where a,b,c,d,e are integers strictly less than 180. ("strictly less than 180" means they are "less than and not equal to" 180.) if the median of the interior angles is 61 and there is only one mode, then what are the degree measures of all five angles?

Ametal rod is 2/5 meters long. it will be cut into pieces that are each 1/30 meters long. how many pieces will be made from the rod?

What unit of been sure would be appropriate for the volume of a sphere with a radius of 2 meters