3-1 Parallel Lines and Planes

# 3-1 Parallel Lines and Planes - ∠ and 6 4 ∠ ∠ and...

This preview shows pages 1–11. Sign up to view the full content.

Parallel Lines and Transversals Section 3-1

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document
2 lines that do not intersect are either parallel or skew . Parallel lines ( lines) do not intersect and are coplanar. Skew lines do not intersect and are not coplanar.
Parallel planes ( planes) do not intersect. Plane X is parallel to plane Y A line and a plane are parallel if they do not intersect. X Y H G D E A B C F EF plane Y

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document
A transversal is a line that intersects 2 or more coplanar lines in different points. 1 2 3 4 5 6 7 8 transversal interior exterior exterior
Alternate interior angles are 2 nonadjacent interior angles on opposite sides of the transversal. 1 2 3 4 5 6 7 8 6 3 and 5 4 and

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document
Consecutive interior angles are 2 interior angles on the same side of the transversal. 1 2 3 4 5 6 7 8 5 3

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: ∠ and 6 4 ∠ ∠ and Alternate exterior angles are 2 nonadjacent exterior angles on opposite sides of the transversal. 1 2 3 4 5 6 7 8 8 1 ∠ ∠ and 7 2 ∠ ∠ and Consecutive exterior angles are 2 exterior angles on the same side of the transversal. 1 2 3 4 5 6 7 8 7 1 ∠ ∠ and 8 2 ∠ ∠ and Corresponding angles are 2 angles in corresponding positions relative to the 2 lines. 1 2 3 4 5 6 7 8 7 3 ∠ ∠ and 8 4 ∠ ∠ and 6 2 ∠ ∠ and 5 1 ∠ ∠ and Joke Time What did E.T.’s Mom say when he got home? Where on Earth have you been? What happened when the pig pen broke? The pigs had to use a pencil....
View Full Document

## This note was uploaded on 12/01/2011 for the course MATH 105 taught by Professor Towns during the Fall '10 term at BYU.

### Page1 / 11

3-1 Parallel Lines and Planes - ∠ and 6 4 ∠ ∠ and...

This preview shows document pages 1 - 11. Sign up to view the full document.

View Full Document
Ask a homework question - tutors are online