Elaine


 * Section 3 Parallel and Perpendicular Lines **media type="custom" key="8226788"

__Interior Angles__ <3, <4, <5, <6

__Exterior Angles__ <1, <2, <8, <7

__Alternate Interior__ <4 & <6 <3 & <5

__Alternate Exterior__ <1 & <7 <2 & <8

__Corresponding Angles__ <1 & <5 <2 & <6 <3 & <7 <4 & <8


 * Parallel Lines **

__Parallel Lines__: are coplanar lines that do not intersect. __Perpendicular Lines__: are lines that intersect and form right angles.

media type="custom" key="8247536"

media type="custom" key="8455248" ﻿A __square__ has all sides and angles equal. You can see that by clicking on any point and dragging it all the sides and angles will always be equal.
 * Square **

media type="custom" key="8455502" ﻿ ﻿A __rectangle__ is a polygon with opposite equal sides with the angles equaling 90 degrees.
 * Rectangle **

**Rectangle 2** media type="custom" key="8455616"

**Rectangle 3- Perimeter & Area** media type="custom" key="8455712" __﻿Perimeter__: is the distance around the outside of the rectangle. 9+9+1+1= 20 __Area__: can be found by multiplying the base times the height. <span style="color: #000000; font-family: Arial,Helvetica,sans-serif;"> 9x1= 9