Question

Find the measure of each angle of a regular polygon of 9 sides.​

Answer 1

Step-by-step explanation:

find the value of an internal angle within this polygon, we can just multiply the number of triangles by 180 ° , then divide by the number of internal angles, which is nine. Excellent! So the interior angle of a 9 -sided polygon is 140 ° .

Answer 2

Answer:

To find the value of an internal angle within this polygon, we can just multiply the number of triangles by 180 ° , then divide by the number of internal angles, which is nine. Excellent! So the interior angle of a 9 -sided polygon is 140 ° .

Step-by-step explanation:

plz mark brain list plzzzzzzzzzzzzzzzzzzzzzzzz