Flashcards
Angles in polygons
Cards in this deck (5)
- 1How can we find the interior and exterior angles of a regular pentagon?Exterior: 360 divided by number of sides.
Interior: 180 minus one exterior angle. - 2What is the rule for exterior angles?One exterior angle is the sum of two interior angles.
- 3How do you find the sum of intrior angles in an irregular polygon?Sum of interior angles = ( n - 2 ) x 180 degrees
- 4How do you find the number of sides a polygon has, using an exterior angle?Number of sides = 360 divided by one exterior angle.
- 5How do you find the number of sides of a polygon, using interior angles?( 2n - 4 ) x 90 degrees = sum of interior angles.
n = number of sides.
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- Flashcards on Angles in polygons, created by Cleo Watson on 22/11/2017.
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- Cleo Watson
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