A square
a right angle has 3 angles on it please.
the polygon would be a square
Polygon
A rectangle is a shape that has more than one right angle. A rectangle has four angles, and two of those angles are always right angles, measuring 90 degrees each. This is a defining characteristic of a rectangle, along with having opposite sides that are equal in length and parallel to each other.
A concave hexagon is one in which one or two interior angles are greater than 180 degrees. With one reflex angle, it would look like a chevron.The browser used here is pretty grim for graphics but, the following is a crude rendition. Ignore the dots - they are required to get the spacing approximately right!_____\.......\..\.......\../......//____/
a house
A right angle triangle or an obtuse triangle
it's a trapezoid
It looks like a square with a triangle on top of it.
Right angles are 90 degrees. | | | | | _________ This is what a right angle looks like.
Right angles are 90 degrees. | | | | | _________ This is what a right angle looks like.
A polygon is a shape in which every site is a line segment. It can have any number of sides and any number of angles, but always has the same number of sides as it has angles..
A plane figure with at least three straight sides and angles, and typically five or more.
http://www.base2.it/img/floor.JPGAn irregular polygon is a closed planar figure which has sides that are not equal and/or angles that are not equal.
Right Angles look like an L a perfect L
it can be a triangle that is right, acute, or obtuse
Can't imagine what a square with no right angles might look like!