a right angle has 3 angles on it please.
the polygon would be a square
Polygon
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 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 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.
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..
Right angles are 90 degrees. | | | | | _________ This is what a right angle looks like.
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!