Transcript Chapter 3 Review - Hudson Falls Middle School

By: Reanna Rainbow, Casey Heasley, and
Whitney Hurlburt
Polygon: A closed figure with at least three sides that are all
segments
Equilateral Polygon: A polygon with all sides congruent
Equiangular Polygon: A polygon with all angles congruent
Regular polygon: A polygon that is both equilateral and
equiangular
Convex Polygon: A polygon that has no diagonals with its
points outside the polygon
Concave Polygon: A polygon that has at least one diagonal
with points outside the polygon
Slope Formula: M= y -y
x -x
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


1
2
1
2
Positive: A line with positive slope rises up
and to the right
Negative Slope: A line with a negative slope
rises up and to the left
Zero Slope: A line with zero slope is a
horizontal line.
Undefined Slope: A line with undefined slope
is a vertical line.
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

Parallel Lines: Parallel lines have the same
slopes
Perpendicular Lines: Perpendicular lines have
slopes that are negative reciprocals.
Intersecting Lines: Intersecting Lines have
different slopes.

1 2
4 3


5
6
8
7
Corresponding Angles: (congruent)
<1&<5, <2&<6, <3&<7, <4&<8
Alternate Interior Angles:(congruent)
<3&<5, <4&<6
Alternate Exterior Angles:(congruent)
<1&<7,<2&<8
Same Side Interior
Angles:(supplementary)
Aka Same Side Sup. <4&<5,<3&<6
Same Side Exterior
Angles:(supplementary)
Aka Same Side Sup <1&<8,<2&<7