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Honors Geometry Section 3.4 cont. Proofs Involving Proving Lines Parallel. Let’s prove a couple of additional theorems from Section 3.4 Theorem 3.4.5 If two coplanar lines are perpendicular to the same line, then the two lines are parallel to each other.
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Honors Geometry Section 3.4 cont.Proofs Involving Proving Lines Parallel
Let’s prove a couple of additional theorems from Section 3.4Theorem 3.4.5 If two coplanar lines are perpendicular to the same line, then the two lines are parallel to each other.
Theorem 3.4.6 If two coplanar lines are parallel to the same line, then the two lines are parallel to each other.