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

A. Parallel line

B. A. B. C. D. Points P, M, F, and C are coplanar Points F, D, P, and N are coplanar. Points P, M, N, and C are coplanar. Points P, M, D, and C are coplanar.

C. Therefore, point A, B, C, and E are non coplanar points.

saving = more money

step-by-step explanation:

if you have 100 bucks, and you want to buy a candy bar, even if you have one at home, if you choose not to buy it, you save.

~courtney