My polygon project:
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Design a polygon which has more than 50 sides and angles.
Draw or sketch carefully the diagonal lines from each edge or vertices
Determine the name of your polygon, and write the title
Complete this chart or table showmen below.
Include the facts about your polygon on a chart (as in bold)
Name of the
polygon
#
sides
# angles
Triangle
Quadrilateral
Pentagon
Hexagon
Heptagon
octagon
nonagon
Decagon
Hendecagon
Dodecagon
Tridecagon
3
4
3
4
The total
measure of
all interior
angles
(n-2)180
180 degrees
360 degrees
Measure of
one interior
angle
(n-2)180 -:-n
Number of
diagonal
lines
n(n-3)-:-2
60 degrees
90 degrees
0
2
Total sum of the
exterior angles
180 - measure of
one interior
angle) x n =
360 degrees
360 degrees
Measure of
one exterior
angle
360 -:-n
120 degrees
120 degrees
tetra decagon
(thirteengon)
Materials needed:
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A poster
Different colored pencils
A ruler
A circular object for tracing a circle
A marker to write the title etc.
A calculator
Pair of scissors
Due date:
Rubric and scoring guide for ‘My polygon Project”
The chart includes (between 50 & 100 gon)
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The diameter is longer than or equal to 8in.
Evenly distributed sides and angles.
All angels are labeled and vertices are marked
All formulas are included in each column
The total sum of interior angles with formula & work shown
The measure of one interior angle with formula & work
The measure of one exterior angle with formula & work
The total sum of the exterior angles with formula & work
The number of diagonal lines with formula & work shown
Neat work and pleasing to the eye
turned in on the due date
Your
evaluation
Teachers evaluation
10
10
10
10
10
10
10
10
10
10
Total :
100%
Total:
Final score