Angles of Polygons

Front

What is the measure of ONE interior angle in a regular hexagon?

Back

120°

Front

How many sides does a polygon have if the sum of its interior angles is 3960°?

Back

24 sides

Front

Find the missing angle if the other angles are 75° and 100°.

Back

75°

Front

Is a figure with 5 sides a polygon? Is it convex or concave?

Back

Polygon, concave

Front

What is the sum of the exterior angles of any polygon?

Back

360°

Front

What is the formula to calculate the sum of the interior angles of a polygon?

Back

(n - 2) × 180°, where n is the number of sides.

Front

How do you find the measure of one interior angle in a regular polygon?

Back

Divide the sum of the interior angles by the number of sides.

Front

What is the measure of each interior angle in a regular octagon?

Back

135°

Front

If a polygon has 10 sides, what is the sum of its interior angles?

Back

1440°

Front

What is the difference between convex and concave polygons?

Back

Convex polygons have all interior angles less than 180°, while concave polygons have at least one interior angle greater than 180°.