#### Transcript of Angle Chasing

Angle Chasing

The Seven Golden Rules!

Revolution!

Angles in a REVOLUTION add up to ...

360 degrees!

Quadrilaterals

Angles in a QUADRILATERAL add up to...

360 degrees!

Straight Lines

Angles on a straight line add up to...

180 degrees!

Triangles

Triangles

Triangles

Angles in a TRIANGLE add up to...

180 degrees!

Opposite Angles

Vertically Opposite angles are formed when 2 straight lines cross.

Vertically Opposite angles are...

EQUAL!!!

Corresponding Angles

Corresponding Angles are formed when a straight line crosses a pair of parallel lines

Corresponding angles are also known as F-angles

Corresponding angles are always...

EQUAL!!!

Alternate Angles

Alternate angles are formed when a line crosses a pair of parallel line.

They are in the opposite "positions" on the parallel lines. E.g Top right and bottom left.

Alternate angles are sometimes called "Z-angles"

Alternate angles are...

**EQUAL!!!**

Full transcript