Triangle ABC of dilated using the rule do4 triangle a prime B prime C prime is the result of the dilation what is OB options:
1.5
3
4.5
6
plz answer asap no dumb answers.

Mr. brettler is hanging up a 5-foot tall rectangular welcome sign in the gym. he has drawn a sketch on a coordinate grid. he has the lower vertices of the sign at (9, –3) and (–6, –3). where would the upper vertices be on the grid?