Geometry Dictionary

Embed Size (px)

Citation preview

GeometryDictionaryBy Safa Shuja

AAcute Angle An angle less than 90

CChord A line segment with endpoints on a circle

-CCircle - A closed figure with all points are the same distance from the center

-CCircumference - The outside of a Circle

Cone - A solid figure that has a circle as a base, and has 1 vertex

Congruent - 2 shapes that have the same size and are the same shape

Cube - A 3D square with 6 faces 8 vertices and 3 squares meet at each vertex

Cylinder A solid figure with 2 parallel, circular and congruent bases

DDecagon - A plane figure with ten straight sides and angles

Diameter A line segment that passes through the center of a circle.

EEquilateral Triangle A triangle with 3 congruent sides and angles

HHeptagon - A plane figure with seven straight sides and angles.

Hexagon - A plane figure with six straight sides and angles.

IIntersecting Lines 2 lines that cross

Isosceles Triangle A triangle with 2 congruent sides

LLine - An endless straight path, named by two points

S.ALine Segment- A part of a line named by two end points

A.F

NNonagon - A plane figure with nine straight sides and nine angles

OObtuse Angle - An angle more than 90 and less than 180

Octagon A plane figure with 8 sides and angles

PParallel Lines 2 lines that stay opposite each other forever

D.E

A.F

Parallelogram - A quadrilateral with opposite sides parallel.

A four-sided plane rectilinear figure with opposite sides parallel.

A four-sided plane rectilinear figure with opposite sides parallel. A four-sided plane rectilinear figure with opposite sides parallel.

Pentagon A plane figure with 5 sides and angles

A four-sided plane rectilinear figure with opposite sides parallel.A four-sided plane rectilinear figure with opposite sides parallel.

A four-sidedplane rectilinear figure with opposite sides parallel. four-sided plane rectilinear figure with opposite sides parallel. A four-sided plane rectilinear figure with opposite sides parallel. A four-sided plane rectilinear figure with opposite sides parallel. A four-sidedplane rectilinear figure with opposite sides parallel. four-sided plane rectilinear figure with opposite sides parallel.

Perpendicular Lines Crossing lines that make 4 right anglesA four-sided plane rectilinear figure with opposite sides parallel. A four-sided plane rectilinear figure with opposite sides parallel. A four-sided plane rectilinear figure with opposite sides parallel. A four-sided plane rectilinear figure with opposite sides parallel. A four-sided plane rectilinear figure with opposite sides parallel. A four-sided plane rectilinear figure with opposite sides parallel.

S.A

A.F

A four-sided plane rectilinear figure with opposite sides parallel.

Point An exact location, you name it with a letter, Ex. AAA four-sidedplane rectilinear figure with opposite sides parallel. four-sided plane rectilinear figure with opposite sides parallel. A four-sided plane rectilinear figure with opposite sides parallel. A four-sided plane rectilinear figure with opposite sides parallel. A four-sided plane rectilinear figure with opposite sides parallel. A four-sided plane rectilinear figure with opposite sides parallel.

A four-sided plane rectilinear figure with opposite sides parallel.

Polygon A plane figure with 3 or more sidesA four-sided plane rectilinear figure with opposite sides parallel.

A four-sided plane rectilinear figure with opposite sides parallel. A four-sided plane rectilinear figure with opposite sides parallel.

A four-sided plane rectilinear figure with opposite sides parallel.

A four-sided plane rectilinear figure with opposite sides parallel. A four-sided plane rectilinear figure with opposite sides parallel. A four-sided Quadrilateralplane rectilinear figure with opposite sides parallel. Any shape with 4 sides A four-sided plane rectilinear figure with opposite sides parallel.

Q

A four-sided plane rectilinear figure with opposite sides parallel. A four-sided plane rectilinear figure with opposite sides parallel.

A four-sided plane rectilinear figure with opposite sides parallel.

A four-sided plane rectilinear figure with opposite sides parallel. A four-sided plane rectilinear figure with opposite sides parallel. A four-sided plane rectilinear figure with opposite sides parallel. A four-sided plane rectilinear figure with opposite sides parallel.

R

Radius Half of a Diameter

A four-sided plane rectilinear figure with opposite sides parallel. A four-sided plane rectilinear figure with opposite sides parallel.

A four-sided plane rectilinear figure with opposite sides parallel.

Ray - A line with one endpoint and the other end is endlessA four-sided plane rectilinear figure with opposite sides parallel.

A four-sided plane rectilinear figure with opposite sides parallel. A four-sided plane rectilinear figure with opposite sides parallel.

A four-sided plane rectilinear figure with opposite sides parallel.

Rectangle - A plane figure with four straight sides, four right angles, and 2 pairs ofA four-sided plane rectilinear figure with opposite sides parallel. A four-sided plane rectilinear figure with opposite sides parallel. A four-sided plane rectilinear figure with opposite sides parallel. A four-sided plane rectilinear figure with opposite sides parallel.

congruent sides

A four-sided plane rectilinear figure with opposite sides parallel. A four-sided plane rectilinear figure with opposite sides parallel. A four-sided plane rectilinear figure with opposite sides parallel.

Rectangular Prism - A prism made out of 6 rectangles, it has 8 vertices and 12 edges.A four-sided plane rectilinear figure with opposite sides parallel.

A four-sided plane rectilinear figure with opposite sides parallel. A four-sided plane rectilinear figure with opposite sides parallel.

A four-sided plane rectilinear figure with opposite sides parallel.

A four-sided plane rectilinear figure with opposite sides parallel.

A four-sided plane rectilinear figure with opposite sides parallel.

Rectangular Pyramid - It has 4 faces; the base is a rectangle and has 5 vertices.A four-sided plane rectilinear figure with opposite sides parallel.

A four-sided plane rectilinear figure with opposite sides parallel. A four-sided plane rectilinear figure with opposite sides parallel.

A four-sided plane rectilinear figure with opposite sides parallel.

Reflection plane rectilinear figure withaopposite by flipping it over a line, like a mirror. A four-sided It is the movement of figure sides parallel.A four-sided plane rectilinear figure with opposite sides parallel. A four-sided plane rectilinear figure with opposite sides parallel. A four-sided plane rectilinear figure with opposite sides parallel. A four-sided plane rectilinear figure with opposite sides parallel. A four-sided plane rectilinear figure with opposite sides parallel.

A four-sided plane rectilinear figure with opposite sides parallel.

A four-sided plane rectilinear figure with opposite sides parallel. A four-sided plane rectilinear figure with opposite sides parallel.

Reflex Angle - An angle that is 180 - 300

A four-sided plane rectilinear figure with opposite sides parallel. A four-sided plane rectilinear figure with opposite sides parallel.

A four-sided plane rectilinear figure with opposite sides parallel. A four-sided plane rectilinear figure with opposite sides parallel.

A four-sided plane rectilinear figure with opposite sides parallel.

A four-sided plane rectilinear figure with opposite sides parallel.

A four-sided plane rectilinear figure with opposite sides parallel.

Rhombus A quadrilateral that is like a square but is stretched out, all sides are congruent.A four-sided plane rectilinear figure with opposite sides parallel.

A four-sided plane rectilinear figure with opposite sides parallel. A four-sided plane rectilinear figure with opposite sides parallel.

A four-sided plane rectilinear figure with opposite sides parallel.

Right Angle An angle that is exactly 90 A four-sided plane rectilinear figure with opposite sides parallel. A four-sided plane rectilinear figure with opposite sides parallel. A four-sided plane rectilinear figure with opposite sides parallel. A four-sided plane rectilinear figure with opposite sides parallel. A four-sided plane rectilinear figure with opposite sides parallel. A four-sided plane rectilinear figure with opposite sides parallel.

A four-sided plane rectilinear figure with opposite sides parallel.

Right Triangle A triangle that has a right angle

A four-sided plane rectilinear figure with opposite sides parallel.

A four-sided plane rectilinear figure with opposite sides parallel. A four-sided plane rectilinear figure with opposite sides parallel. A four-sided plane rectilinear figure with opposite sides parallel. A four-sided plane rectilinear figure with opposite sides parallel. A four-sided plane rectilinear figure with opposite sides parallel.

A four-sided plane rectilinear figure with opposite sides parallel.

A four-sided plane rectilinear figure with opposite sides parallel. A four-sided plane rectilinear figure with opposite sides parallel. A four-sided plane rectilinear figure with opposite sides parallel.

Rotation A figure turningA four-sided plane rectilinear figure with opposite sides parallel.

A four-sided plane rectilinear figure with opposite sides parallel. A four-sided plane rectilinear figure with opposite sides parallel.

A four-sided plane rectilinear figure with opposite sides parallel.

A four-sided plane rectilinear figure with opposite sides parallel. A four-sided plane rectilinear figure with opposite sides parallel. A four-sided plane rectilinear figure with opposite sides parallel.

S

Scalene Triangle A triangle with no congruent sidesA four-sided plane rectilinear figure with opposite sides parallel.

A four-sided plane rectilinear figure with opposite sides parallel.A four-sided plane rectilinear figure with opposite sides parallel.

A four-sided plane rectilinear figure with opposite sides parallel.

A four-sided plane rectilinear figure with opposite sides parallel.

Semi Circle - Half of a circle

A four-sided plane rectilinear figure with opposite sides parallel. A four-sided plane rectilinear figure with opposite sides parallel. A four-sided plane rectilinear figure with opposite sides parallel.A four-sided plane rectilinear figure with opposite sides parallel. A four-sided plane rectilinear figure with opposite sides parallel.

A four-sided plane rectilinear figure with opposite sides parallel.

Similar 2 shapes that are the same but have different sizesA four-sided plane rectilinear figure with opposite sides parallel.

A four-sided plane rectilinear figure with opposite sides parallel. A four-sided plane rectilinear figure with opposite sides parallel.

A four-sided plane rectilinear figure with opposite sides parallel.

Sphere - A solid figure with no vertices or edges, all the points on the surface are the samedistance apart from each otherA four-sided plane rectilinear figure with opposite sides parallel. A four-sided plane rectilinear figure with opposite sides parallel. A four-sided plane rectilinear figure with opposite sides parallel. A four-sided plane rectilinear figure with opposite sides parallel. A four-sided plane rectilinear figure with opposite sides parallel. A four-sided plane rectilinear figure with opposite sides parallel.

A four-sided plane rectilinear figure with opposite sides parallel.

A four-sided plane rectilinear figure with opposite sides parallel.

Square A quadrilateral that has 4 sides, 4 congruent sides and 4 right angles.

A four-sided plane rectilinear figure with opposite sides parallel. A four-sided plane rectilinear figure with opposite sides parallel. A four-sided plane rectilinear figure with opposite sides parallel.

A four-sided plane rectilinear figure with opposite sides parallel.A four-sided plane rectilinear figure with opposite sides parallel.

A four-sided plane rectilinear figure with opposite sides parallel.

A four-sided plane rectilinear figure with opposite sides parallel. A four-sided plane rectilinear figure with opposite sides parallel.

Square Pyramid - A solid figure with 5 faces, 5 vertices and 8 edges, the base is a squareA four-sided plane rectilinear figure with opposite sides parallel.

A four-sided plane rectilinear figure with opposite sides parallel. A four-sided plane rectilinear figure with opposite sides parallel.

A four-sided plane rectilinear figure with opposite sides parallel.

A four-sided plane rectilinear figure with opposite sides parallel. AA four-sided plane rectilinear figure with opposite sides parallel. four-sided plane rectilinear figure with opposite sides parallel. A four-sided plane rectilinear figure with opposite sides parallel. A four-sided plane rectilinear figure with opposite sides parallel. A four-sided plane rectilinear figure with opposite sides parallel.

Straight Angle An angle that is 180

A four-sided plane rectilinear figure with opposite sides parallel.

A four-sided plane you split a figure opposite sides parallel. Symmetry Whenrectilinear figure with in half and both sides look exactly the same A four-sided plane rectilinear figure with opposite sides parallel. A four-sided plane rectilinear figure with opposite sides parallel. A four-sided plane rectilinear figure with opposite sides parallel. A four-sided plane rectilinear figure with opposite sides parallel.

A four-sided plane rectilinear figure with opposite sides parallel.

A four-sided plane rectilinear figure with opposite sides parallel.

A four-sided plane rectilinear figure with opposite sides parallel. A four-sided plane rectilinear figure with opposite sides parallel.

A four-sided plane rectilinear figure with opposite sides parallel.

TTessellation - A repeating pattern of closed figuresA four-sided plane rectilinear figure with opposite sides parallel. A four-sided plane rectilinear figure with opposite sides parallel.

A four-sided plane rectilinear figure with opposite sides parallel.

A four-sided plane rectilinear figure with opposite sides parallel. A four-sided plane rectilinear figure with opposite sides parallel. AA four-sided plane rectilinear figure with opposite sides parallel. four-sided plane rectilinear figure with opposite sides parallel. A four-sided plane rectilinear figure with opposite sides parallel.

Translation A movement of a figure

A four-sided plane rectilinear figure with opposite sides parallel.

A four-sided plane rectilinear figure with opposite sides parallel. A four-sided plane rectilinear figure with opposite sides parallel.

Trapezoid A quadrilateral that has 4 sides and 1 pairs of parallel sides.A four-sided plane rectilinear figure with opposite sides parallel.

A four-sided plane rectilinear figure with opposite sides parallel.A four-sided plane rectilinear figure with opposite sides parallel.

A four-sided plane rectilinear figure with opposite sides parallel.

A four-sided plane rectilinear figure with opposite sides parallel.

A four-sided plane rectilinear figure with opposite sides parallel.

Triangular Prism A solid figure that has 5 faces, 12 edges and 6 verticesA four-sided plane rectilinear figure with opposite sides parallel. A four-sided plane rectilinear figure with opposite sides parallel.

A four-sided plane rectilinear figure with opposite sides parallel.

A four-sided plane rectilinear figure with opposite sides parallel.A four-sided plane rectilinear figure with opposite sides parallel.

Triangular Pyramid It has 4 faces, 4 vertices and 6 edges. All of the faces are trianglesA four-sided plane rectilinear figure with opposite sides parallel. A four-sided plane rectilinear figure with opposite sides parallel. A four-sided plane rectilinear figure with opposite sides parallel.

A four-sided plane rectilinear figure with opposite sides parallel.

A four-sided plane rectilinear figure with opposite sides parallel. A four-sided plane rectilinear figure with opposite sides parallel. A four-sided plane rectilinear figure with opposite sides parallel.

V

Vertex - The place where 2 or more rays meetA four-sided plane rectilinear figure with opposite sides parallel. A four-sided plane rectilinear figure with opposite sides parallel.

A four-sided plane rectilinear figure with opposite sides parallel.

A four-sided plane rectilinear figure with opposite sides parallel.