Definition: Convex polygon A convex polygon is a polygon in which the measure of each interior angle is less than 180º.
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1 Definition: Convex polygon A convex polygon is a polygon in which the measure of each interior angle is less than 180º.
2 Definition: Convex polygon A convex polygon is a polygon in which the measure of each interior angle is less than 180º.
3 Concave polygons
4 Definition: Diagonal A diagonal of a polygon is any segment that connects two nonconsecutive (nonadjacent) vertices of the polygon.
5 Definition: Diagonal A diagonal of a polygon is any segment that connects two nonconsecutive (nonadjacent) vertices of the polygon.
6 Definition: Diagonal A diagonal of a polygon is any segment that connects two nonconsecutive (nonadjacent) vertices of the polygon.
7 Definition: Diagonal A diagonal of a polygon is any segment that connects two nonconsecutive (nonadjacent) vertices of the polygon.
8 Definition: Diagonal A diagonal of a polygon is any segment that connects two nonconsecutive (nonadjacent) vertices of the polygon.
9 Definition: Diagonal A diagonal of a polygon is any segment that connects two nonconsecutive (nonadjacent) vertices of the polygon.
10 Definition: Diagonal A diagonal of a polygon is any segment that connects two nonconsecutive (nonadjacent) vertices of the polygon.
11 Definition: Diagonal A diagonal of a polygon is any segment that connects two nonconsecutive (nonadjacent) vertices of the polygon.
12 Definition: Diagonal A diagonal of a polygon is any segment that connects two nonconsecutive (nonadjacent) vertices of the polygon.
13 Definition: Diagonal A diagonal of a polygon is any segment that connects two nonconsecutive (nonadjacent) vertices of the polygon.
14 Definition: Diagonal A diagonal of a polygon is any segment that connects two nonconsecutive (nonadjacent) vertices of the polygon.
15 Definition: Diagonal A diagonal of a polygon is any segment that connects two nonconsecutive (nonadjacent) vertices of the polygon.
16 Definition: Diagonal A diagonal of a polygon is any segment that connects two nonconsecutive (nonadjacent) vertices of the polygon.
17 Definition: Diagonal A diagonal of a polygon is any segment that connects two nonconsecutive (nonadjacent) vertices of the polygon.
18 Definition: Diagonal A diagonal of a polygon is any segment that connects two nonconsecutive (nonadjacent) vertices of the polygon.
19 Definition: Diagonal A diagonal of a polygon is any segment that connects two nonconsecutive (nonadjacent) vertices of the polygon.
20 Definition: Diagonal A diagonal of a polygon is any segment that connects two nonconsecutive (nonadjacent) vertices of the polygon.
21 Definition: Diagonal A diagonal of a polygon is any segment that connects two nonconsecutive (nonadjacent) vertices of the polygon.
22 Definition: Quadrilateral A quadrilateral is a polygon with four sides.
23 Definition: Quadrilateral A quadrilateral is a polygon with four sides.
24 Definition: Quadrilateral A quadrilateral is a polygon with four sides.
25 Definition: Quadrilateral A quadrilateral is a polygon with four sides.
26 Definition: Quadrilateral A quadrilateral is a polygon with four sides.
27 Definition: Quadrilateral A quadrilateral is a polygon with four sides.
28 Definition: Quadrilateral A quadrilateral is a polygon with four sides.
29 Definition: Parallelogram A parallelogram is a quadrilateral in which both pairs of opposite sides are parallel.
30 Definition: Rectangle A rectangle is a parallelogram in which all four angles are congruent.
31 Definition: Rectangle A rectangle is a parallelogram in which all four angles are congruent. equiangular parallelogram
32 Definition: Rhombus A rhombus is a parallelogram in which all four sides are congruent.
33 Definition: Rhombus A rhombus is a parallelogram in which all four sides are congruent. equilateral parallelogram
34 Definition: Square A square is a parallelogram in which all four sides and all four angles are congruent.
35 Definition: Square A square is a parallelogram in which all four sides and all four angles are congruent. regular parallelogram
36 Definition: Trapezoid A trapezoid is a quadrilateral with exactly one pair of parallel sides.
37 Definition: Trapezoid A trapezoid is a quadrilateral with exactly one pair of parallel sides. Definition: Trapezoid A trapezoid is a quadrilateral with at least one pair of parallel sides.
38 Definition: Isosceles trapezoid An isosceles trapezoid is a trapezoid in which the two sides that are not parallel are congruent. Those two sides are called the legs.
39 Definition: Right trapezoid A right trapezoid is a trapezoid with two right angles.
40 Definition: Kite A kite is a quadrilateral with two distinct pairs of congruent adjacent sides.
41 Definition: Kite A kite is a quadrilateral with two distinct pairs of congruent adjacent sides. Definition: Kite A kite is a quadrilateral with two pairs of congruent adjacent sides.
42 quadrilateral parallelogram trapezoid kite isosceles trapezoid right trapezoid rectangle square rhombus
43 Four-sided polygons are called quadrilaterals. Some special types of quadrilaterals are: parallelograms, rectangles, rhombi, squares, trapezoids, isosceles trapezoids, right trapezoids, and kites.
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