a. Name two coplanar lines: b. Name four coplanar points: c. Name four non-coplanar points: d. Name plane R in four different ways:

i think it is c hope that

can you take a photo of the screen?

it would be 4 over -2 divided by -1 over 3.

if you want a solution it would be 4

you flip it so it would be 4/-2 divided by 3/-1 then it would be 12/3 and you would simplify it to 4

well in order to answer the question, you have to give us the dimensions of the prism first.