How to find an angle in other polygons
Practice Questions
ISEE Upper Level Mathematics Achievement › How to find an angle in other polygons
Note: Figure NOT drawn to scale.
Refer to the above diagram. Pentagon 
In the above figure, the seven-side polygon, or heptagon, shown is regular. What is the measure of 
The seven-sided polygon - or heptagon - in the above diagram is regular. What is the measure of 
The measures of the angles of a ten-sided polygon, or decagon, form an arithmetic sequence. The least of the ten degree measures is 
The measures of the angles of an octagon form an arithmetic sequence. The greatest of the eight degree measures is 
In the above figure, the seven-side polygon, or heptagon, shown is regular. What is the measure of 
Note: Figure NOT drawn to scale.
In the above figure, Pentagon 
The measures of the angles of a nine-sided polygon, or nonagon, form an arithmetic sequence. The least of the nine degree measures is 
What is the sum of all the interior angles of a decagon (a polygon with ten sides)?
Note: Figure NOT drawn to scale.
In the above figure, Pentagon 
