# Coxeter- Exercise 2.2.1(i)

- Author:
- AndrewLyon

- Topic:
- Geometry

Prove the following theorem:
(i) There exist four coplanar lines of which no three are concurrent.
Lines

*a,b,c,*and*d*are coplanar with no three concurrent.Download our apps here:

- Author:
- AndrewLyon

- Topic:
- Geometry

Prove the following theorem:
(i) There exist four coplanar lines of which no three are concurrent.
Lines *a,b,c,* and *d* are coplanar with no three concurrent.

Download our apps here: