What is one interior angle of a regular... triangle?
60°
What is one exterior angle of a regular... triangle?
120°.
180 degrees
What is one interior angle of a regular... quadrilateral?
90°.
What is one exterior angle of a regular... quadrilateral?
90°.
What is the sum of all exterior angles?
360 degrees
What is one interior angle of a regular... pentagon?
108°.
What is one exterior angle of a regular... hexagon?
60°.
Is this polygon concave or convex?
Concave
What is one interior angle of a regular... octagon?
135°.
What is one exterior angle of a regular... decagon?
36°.
Is this a polygon?
No
Is a circle a polygon?
No
What is the formula for the sum of interior angles of an... n-sided polygon?
(n-2) × 180°.
What is the formula to find an interior angle of a regular... n-sided polygon?
(n-2) × 180° ÷ n
What is the formula for one exterior angle of a regular... n-sided polygon?
180 - ((n-2) × 180° ÷ n) or 360/n
Is a rectangle a regular polygon? Why or why not?
No because all the sides are not equal
What is the name of a 7 sided figured
A heptagon.