An angle exceeding 180° is a reflex angle.
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That is a straight angle.
A reflex angle is over 180 degrees, but the sum of the angles in a quadrilateral, concave or convex, is 360. Therefore, since 180+180=360, you can't have any more degrees even without the amount over 180 that the reflex angle has.
No, 180 degrees is a straight angle. A reflex angle is one whose value is between 180 and 360 degrees.
when you add up all the angles of a triagle they equal 180 angle 1 + angle 2 + angle 3 = 180 27 + 58 + angle 3 = 180 85 + angle 3 = 180 angle 3 = 180 - 85 angle 3 = 95
Exterior angle + interior angle = 180 Hence Interior Angle = 180 - Exterior Angle The Exterior Angle = n(No. of sides ) / 360 Substituting Interior Angle = 180 - (n/360) Interior Angle = 180 - (18/360) Interior Angle = 180 - (1/20) Interior Angle = 179.95 degrees.