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Earn +20 ptsQ: Is the exterior angle of a quadrilateral 90 degrees?
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What is the measure of each exterior angle of a regular quadrilateral?
90 degrees. Exterior angle of any regular n-sided polygon is 360/n degrees
What is the measure of one exterior angle of a regular quadralateral?
Each exterior angle of a square is 90 degrees and a square is a regular 4 sided quadrilateral
What is a exerior angle?
An exterior angle is on the outside of a shape. For example, the internal angle of a corner of a square is 90 degrees. 360 degrees less 90 degrees equals 270 degrees. Therefore, the exterior angle of a right-angle is 270 degrees. Search Google with "exterior angle" for more info.
What is the size of an angle of a regular quadrilateral?
90 degrees.
Is exterior angle of a triangle 90 degrees?
A right triangle has one exterior angle that's 90 degrees. No other kind of triangle has. All three of the triangle's exterior angles always add up to 360 degrees.
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