A polygon with 4 sides
556310
What is a Polygon? - Definition, Shapes & Angles - Video & Lesson ...  May 16, 2015 ... A quadrilateral with all sides and angles the same is known as a square, or regular quadrilateral. A pentagon with all sides and angles the same is called a regular pentagon. An n-gon with sides and angles the same is called a regular n-gon. Here is a regular triangle, a regular quadrilateral, and a regular pentagon.
556311
Polygons - Math is Fun
556312
Polygons - Math is Fun  If it is a Regular Polygon... Name, Sides, Shape, Interior Angle. Triangle (or Trigon), 3, 60. Quadrilateral (or Tetragon), 4, 90. Pentagon, 5, 108. Hexagon, 6...
556313
Polygons: How Many Sides? - Infoplease  A geometrical figure with three or more sides is called a polygon or a polyhedron ... 4, quadrilateral, tetragon ... For example, a triangle has 3 sides and 3 angles.
556314
Quadrilaterals - Square, Rectangle, Rhombus, Trapezoid - Math is Fun  Other Names. A quadrilateral can sometimes be called: a Quadrangle ("four angles"), so it sounds like "triangle" a Tetragon ("four and polygon"), so it sounds like "pentagon", "hexagon", etc.
280772
What is a polygon with six sides and six angles ? | Reference.com  Hexagons are polygons with six sides (or edges) and six angles (or vertices). ... and volume, and it is a three-dimensional solid plane figure containing six rectangular faces, eight vertices and twelve . ... A: A polygon is identified based on the number of its sides and vertices. ... What are some common geometric shapes? Q:...
7929
What is a seven-sided shape called? | Reference.com  A seven-sided shape is called a heptagon. ... A polygon is defined as a two-dimensional or plane figure that consists of line segments, which are called edges or sides. ... Concave: has at least one angle that measures more than 180 degrees;...
229043
Quadrilaterals - Square, Rectangle, Rhombus, Trapezoid - Math is Fun  For example a square, rhombus and rectangle are also parallelograms. See below for more ... A rhombus is a four-sided shape where all sides have equal length. Also opposite sides are ... Hey, it looks like a kite. It has two pairs of sides.
311826
Sprint Round 50 minutes  When three lines intersect a circular region, what is the largest number of regions ... Express your answer as a common fraction. ... A rhombus has sides of length 10 cm and one diagonal of length 12 cm. ... If her average walking rate for the entire trip is 4 miles per hour, how many miles from Margo's to her friend's house?
230836
Polygon -- from Wolfram MathWorld  A polygon can be defined (as illustrated above) as a geometric object ... points (called vertices) and an equal number of line segments (called sides), ... 162), "a closed plane figure bounded by straight line segments as its sides" (Bronshtein et al. ... "polygonal lamina" or "filled polygon" to refer to the region of which a closed...
82139
What is a closed plane figure with three or more line segments ...  A closed plane figure with five sides is called a pentagon. A six and seven-sided figure is called a hexagon and a heptagon respectively. Similarly, a decagon...
143991
Conjectures in Geometry: Quadrilateral Sum  We have seen in the Triangle Sum Conjecture that the sum of the angles in any triangle is 180 degrees. The Quadrilateral Sum Conjecture tells us the sum of the angles in any convex quadrilateral is 360 degrees. Remember that a polygon is convex if each of its interior angles is less that 180 degree.
419452
Maximum/Minimum Problems - UC Davis Mathematics  Some problems may have two or more constraint equations. ... PROBLEM 2 : Build a rectangular pen with three parallel partitions using 500 feet of ... PROBLEM 6 : Consider all triangles formed by lines passing through the point (8/9, 3) and both the x- and ... Form a cylinder by revolving this rectangle about one of its edges.
91861
Are stop signs octagons or hexagons? | Reference.com  Stop signs are octagons. An octagon is a shape that has eight sides, whereas a hexagon only has six... ... How many sides does a stop sign have?
339329
Quadrilaterals - Square, Rectangle, Rhombus, Trapezoid - Math is Fun  For example a square, rhombus and rectangle are also parallelograms. ... A rhombus is a four-sided shape where all sides have equal length. ... (We don't say "Having all 90 angles makes it a rectangle except when all sides are equal ... sides cross over, we call it a "Complex" or "Self-Intersecting" quadrilateral, like these:.
503741
What is a 10-sided shape called? | Reference.com  A flat 10-sided shape with sides of equal length is called a decagon. A solid 10-sided shape with faces of equal size and shape is called a decahedron.
339330
Squares, Rectangles, Parallelograms and Other Polygons ...  Feb 19, 2009 ... 1 Triangles; 2 4-sided polygons (Quadrilaterals) ... An isoceles triangle is one in which two sides have the same length. ... Note that the square can be of differnt sizes and you are allowed to rotate it. Above are several examples of squares. Rectangles. Rectangle: A quadrilateral having four right angles.
82137
Quia - Polygons & More  triangle, a 3-sided closed plane figure. parallelogram, a ... polygon, a closed plane figure made up of line segments ... nanagon, an 9-sided closed plane figure.
197001
Euler's polyhedron formula | plus.maths.org  Jun 1, 2007 ... Each face is in fact a polygon, a closed shape in the flat ... It is a closed, solid object whose surface is made up of a number of ... Finally, count the number of faces and call it F. In the case of the ... The five Platonic Solids are the tetrahedron, the cube, the octahedron, the icosahedron and the dodecahedron...
407055
Shape: Quadrilateral | Think Math!  Shape: Quadrilateral. Quadrilateral. A quadrilateral is a polygon that has exactly four sides. ... learn the names of special subsets of quadrilaterals with particular features. ... See the articles on each type for their definitions and special properties. ... quadrilaterals can be convex like these Image:SquareSmallOrange.png...
50927
How to Find How Many Diagonals Are in a Polygon: 11 Steps  Know the names of polygons. You may need to first identify how many sides are present in the polygon. Each polygon has a prefix that indicates the number of...