Which polygon has 4 sides?
quadrilateral
How many sides does a pentagon have?
How many degrees is a right angle?
90 degrees
What type of angle is this angle?

Obtuse
Are you allowed to slide down the hill at recess?
NO!
How many right angles does a right triangle have?
One
Draw an Isosceles triangle. Remember to use hash marks and angle arcs!

What is an equilateral triangle?
equal sides & equal angles
You can sort triangles by their _________ and their ________.
angles and sides
What was the final score of the Lions-Cowboys game last night?
44-30 LIONS WIN
What makes a regular polygon? Give an example:
Equal sides!
Equal angles!
A square...
What type of angle is over 90 degrees?
obtuse
Can a circle be a polygon? Why or why not.
No, because polygons are not curved or round.
What do we call a pair of lines that make 90 degree angles when they cross?
perpendicular lines
What was Sparky's full name that we learned yesterday?
Sparkington!
Classify this triangle by both classification metrics
Acute, Scalene
what is the name of a 7 sided polygon?
heptagon
what is the name of a nine sided figure?
Nonagon
True or False: Perpendicular lines create right angles
True
Name one of Mr. Nate's cats. Double Points: Name 2!
Zuko, Scamp, Shego!
How is an acute angle different than a right angle?
An acute angle is smaller than a right angle (less than 90 degrees)
What is the name of a 12 sided polygon?
A dodecagon
If a triangle is equilateral, is it also technically isosceles?
YES!
What is this called?
Line Segment
Who was the Ancient Greek known as the "Father of Geometry"?
Euclid