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A regular pentagon, of course, has no right angles, but irregular pentagons can have one, two, or three (but not four, nor five). There are two varieties for both two and three right angles in pentagons -- the right angles can be consecutive, or non-consecutive.
Sum of the Interior Angles of an n-sided Polygon
22, October, 2013
near near miss
Mathematics
Pentagon - Wikipedia
exterior angles of convex pentagon – GeoGebra
Polyhedra, tessellations, and more.
geometry - Pentagon with two right angles (aka Van Aubel's Theorem
SOLVED: Hexagon, pentagon, convex, concave, has one or more pairs
sss./cdn-cgi/image/q=75,w=300,f=auto,fit
03, April, 2022
honeycomb
Solved Determine the measure of each interior angle of each
