What is the definition of a Regular Polygon?
-A polygon with congruent sides and angles
What is the perimeter of a 5ft x 5ft square?
20 ft
The point where two rays meet to form an angle is called...
the vertex
A regular pentagon has ___ lines of symmetry.
5
A 90 degree angle is called...
a right angle
True or False: All pentagons have 5 lines of symmetry
False
An angle that is more than 90 degrees is called..
An obtuse angle
True or False
A rectangle is a regular polygon
and how do you know?
False,
all sides are not congruent
A triangle with one obtuse angle and two equal sides is called.... (name this triangle two ways, by sides and angles)
isosceles and obtuse triangle
Is this a line of symmetry?
no
A regular hexagon has _____ lines of symmetry.
6