Which package of chips is the least expensive per ounce: Bag A: $1.22 for 0.5 ounces Bag B: $2.55 for 1.5 ounces Bag C: $2.00 for 1 ounce

Which shows the correct lengths of side c in both scales? scale 1: 45 m; scale 2: 60 m scale 1: 60 m; scale 2: 45 m scale 1: 36 m; scale 2: 27 m scale 1: 27 m; scale 2: 36 m mark this and return save and exit

How do i simply this radical expression?

Triangles abd and ace are similar right triangles. witch ratio best explains why the slope of ab is the same as the slope of ac?